diff --git a/rsconcept/backend/apps/rsform/models.py b/rsconcept/backend/apps/rsform/models.py
index ce3ff56f..ca0cec7e 100644
--- a/rsconcept/backend/apps/rsform/models.py
+++ b/rsconcept/backend/apps/rsform/models.py
@@ -130,7 +130,7 @@ class LibraryItem(Model):
 
     def versions(self) -> list['Version']:
         ''' Get all Versions of this item. '''
-        return list(Version.objects.filter(item=self.pk))
+        return list(Version.objects.filter(item=self.pk).order_by('-time_create'))
 
     @transaction.atomic
     def save(self, *args, **kwargs):
diff --git a/rsconcept/frontend/src/app/Navigation/NavigationButton.tsx b/rsconcept/frontend/src/app/Navigation/NavigationButton.tsx
index ff456885..bfb7c62a 100644
--- a/rsconcept/frontend/src/app/Navigation/NavigationButton.tsx
+++ b/rsconcept/frontend/src/app/Navigation/NavigationButton.tsx
@@ -6,15 +6,17 @@ interface NavigationButtonProps {
   text?: string;
   icon: React.ReactNode;
   title?: string;
+  titleHtml?: string;
   onClick?: () => void;
 }
 
-function NavigationButton({ icon, title, onClick, text }: NavigationButtonProps) {
+function NavigationButton({ icon, title, titleHtml, onClick, text }: NavigationButtonProps) {
   return (
     <button
       type='button'
       tabIndex={-1}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       onClick={onClick}
       className={clsx(
diff --git a/rsconcept/frontend/src/components/Help/HelpRSFormMeta.tsx b/rsconcept/frontend/src/components/Help/HelpRSFormMeta.tsx
index 29c5b47d..37056bbf 100644
--- a/rsconcept/frontend/src/components/Help/HelpRSFormMeta.tsx
+++ b/rsconcept/frontend/src/components/Help/HelpRSFormMeta.tsx
@@ -5,7 +5,7 @@ function HelpRSFormMeta() {
     <h1>Паспорт схемы</h1>
     <p><b>Сохранить изменения</b>: Ctrl + S или кнопка Сохранить</p>
     <p><b>Владелец</b> обладает правом редактирования</p>
-    <p><b>Общедоступные</b> схемы доступы для всех</p>
+    <p><b>Общедоступные</b> схемы доступны для всех</p>
     <p><b>Неизменные</b> схемы редактируют только администраторы</p>
     <p><b>Клонировать</b> - создать копию схемы под своим именем</p>
     <p><b>Отслеживание</b> - схема в персональном списке</p>
diff --git a/rsconcept/frontend/src/components/InfoError.tsx b/rsconcept/frontend/src/components/InfoError.tsx
index bdd0c451..e152f3fd 100644
--- a/rsconcept/frontend/src/components/InfoError.tsx
+++ b/rsconcept/frontend/src/components/InfoError.tsx
@@ -50,7 +50,7 @@ function DescribeError({ error }: { error: ErrorData }) {
 
 function InfoError({ error }: InfoErrorProps) {
   return (
-    <AnimateFade className='px-3 py-2 min-w-[25rem] w-full text-sm font-semibold select-text clr-text-warning'>
+    <AnimateFade className='px-3 py-2 min-w-[25rem] w-full text-sm font-semibold select-text clr-text-red'>
       <DescribeError error={error} />
     </AnimateFade>
   );
diff --git a/rsconcept/frontend/src/components/VersionSelector.tsx b/rsconcept/frontend/src/components/VersionSelector.tsx
new file mode 100644
index 00000000..7c20c32e
--- /dev/null
+++ b/rsconcept/frontend/src/components/VersionSelector.tsx
@@ -0,0 +1,44 @@
+'use client';
+
+import { useMemo } from 'react';
+
+import { IVersionInfo } from '@/models/library';
+import { labelVersion } from '@/utils/labels';
+
+import SelectSingle from './ui/SelectSingle';
+
+interface VersionSelectorProps {
+  items?: IVersionInfo[];
+  value?: number;
+  onSelectValue: (newValue?: number) => void;
+}
+
+function VersionSelector({ items, value, onSelectValue }: VersionSelectorProps) {
+  const options = useMemo(() => {
+    return [
+      {
+        value: undefined,
+        label: labelVersion(undefined)
+      },
+      ...(items?.map(version => ({
+        value: version.id,
+        label: version.version
+      })) ?? [])
+    ];
+  }, [items]);
+  const valueLabel = useMemo(() => {
+    const version = items?.find(ver => ver.id === value);
+    return version ? version.version : labelVersion(undefined);
+  }, [items, value]);
+
+  return (
+    <SelectSingle
+      className='w-full min-w-[12rem] text-ellipsis'
+      options={options}
+      value={{ value: value, label: valueLabel }}
+      onChange={data => onSelectValue(data?.value)}
+    />
+  );
+}
+
+export default VersionSelector;
diff --git a/rsconcept/frontend/src/components/ui/Button.tsx b/rsconcept/frontend/src/components/ui/Button.tsx
index 475a7a44..e2cbbb5d 100644
--- a/rsconcept/frontend/src/components/ui/Button.tsx
+++ b/rsconcept/frontend/src/components/ui/Button.tsx
@@ -7,6 +7,7 @@ import { CProps } from '../props';
 interface ButtonProps extends CProps.Control, CProps.Colors, CProps.Button {
   text?: string;
   icon?: React.ReactNode;
+  titleHtml?: string;
 
   dense?: boolean;
   hideTitle?: boolean;
@@ -17,6 +18,7 @@ function Button({
   text,
   icon,
   title,
+  titleHtml,
   loading,
   dense,
   disabled,
@@ -46,7 +48,8 @@ function Button({
         className,
         colors
       )}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       data-tooltip-hidden={hideTitle}
       {...restProps}
diff --git a/rsconcept/frontend/src/components/ui/Checkbox.tsx b/rsconcept/frontend/src/components/ui/Checkbox.tsx
index 31cfb6d3..307fc953 100644
--- a/rsconcept/frontend/src/components/ui/Checkbox.tsx
+++ b/rsconcept/frontend/src/components/ui/Checkbox.tsx
@@ -8,13 +8,14 @@ import { CProps } from '../props';
 
 export interface CheckboxProps extends Omit<CProps.Button, 'value' | 'onClick'> {
   label?: string;
+  titleHtml?: string;
   disabled?: boolean;
 
   value: boolean;
   setValue?: (newValue: boolean) => void;
 }
 
-function Checkbox({ id, disabled, label, title, className, value, setValue, ...restProps }: CheckboxProps) {
+function Checkbox({ id, disabled, label, title, titleHtml, className, value, setValue, ...restProps }: CheckboxProps) {
   const cursor = useMemo(() => {
     if (disabled) {
       return 'cursor-not-allowed';
@@ -46,7 +47,8 @@ function Checkbox({ id, disabled, label, title, className, value, setValue, ...r
       )}
       disabled={disabled}
       onClick={handleClick}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       {...restProps}
     >
diff --git a/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx b/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
index 2956eab1..1a7fc0ea 100644
--- a/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
+++ b/rsconcept/frontend/src/components/ui/CheckboxTristate.tsx
@@ -7,6 +7,7 @@ import { CheckboxCheckedIcon, CheckboxNullIcon } from '../Icons';
 import { CheckboxProps } from './Checkbox';
 
 export interface CheckboxTristateProps extends Omit<CheckboxProps, 'value' | 'setValue'> {
+  titleHtml?: string;
   value: boolean | null;
   setValue?: (newValue: boolean | null) => void;
 }
@@ -16,6 +17,7 @@ function CheckboxTristate({
   disabled,
   label,
   title,
+  titleHtml,
   className,
   value,
   setValue,
@@ -57,7 +59,8 @@ function CheckboxTristate({
       )}
       disabled={disabled}
       onClick={handleClick}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       {...restProps}
     >
diff --git a/rsconcept/frontend/src/components/ui/DropdownButton.tsx b/rsconcept/frontend/src/components/ui/DropdownButton.tsx
index 46ef7e89..955d2c99 100644
--- a/rsconcept/frontend/src/components/ui/DropdownButton.tsx
+++ b/rsconcept/frontend/src/components/ui/DropdownButton.tsx
@@ -8,12 +8,22 @@ import { CProps } from '../props';
 
 interface DropdownButtonProps extends CProps.AnimatedButton {
   text?: string;
+  titleHtml?: string;
   icon?: React.ReactNode;
 
   children?: React.ReactNode;
 }
 
-function DropdownButton({ text, icon, className, title, onClick, children, ...restProps }: DropdownButtonProps) {
+function DropdownButton({
+  text,
+  icon,
+  className,
+  title,
+  titleHtml,
+  onClick,
+  children,
+  ...restProps
+}: DropdownButtonProps) {
   return (
     <motion.button
       type='button'
@@ -30,7 +40,8 @@ function DropdownButton({ text, icon, className, title, onClick, children, ...re
         className
       )}
       variants={animateDropdownItem}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       {...restProps}
     >
diff --git a/rsconcept/frontend/src/components/ui/MiniButton.tsx b/rsconcept/frontend/src/components/ui/MiniButton.tsx
index 370724c1..2a395a59 100644
--- a/rsconcept/frontend/src/components/ui/MiniButton.tsx
+++ b/rsconcept/frontend/src/components/ui/MiniButton.tsx
@@ -6,11 +6,21 @@ import { CProps } from '../props';
 
 interface MiniButtonProps extends CProps.Button {
   icon: React.ReactNode;
+  titleHtml?: string;
   noHover?: boolean;
   hideTitle?: boolean;
 }
 
-function MiniButton({ icon, noHover, hideTitle, tabIndex, title, className, ...restProps }: MiniButtonProps) {
+function MiniButton({
+  icon,
+  noHover,
+  hideTitle,
+  tabIndex,
+  title,
+  titleHtml,
+  className,
+  ...restProps
+}: MiniButtonProps) {
   return (
     <button
       type='button'
@@ -26,7 +36,8 @@ function MiniButton({ icon, noHover, hideTitle, tabIndex, title, className, ...r
         },
         className
       )}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       data-tooltip-hidden={hideTitle}
       {...restProps}
diff --git a/rsconcept/frontend/src/components/ui/SelectorButton.tsx b/rsconcept/frontend/src/components/ui/SelectorButton.tsx
index 49cccb15..ed3143ae 100644
--- a/rsconcept/frontend/src/components/ui/SelectorButton.tsx
+++ b/rsconcept/frontend/src/components/ui/SelectorButton.tsx
@@ -6,6 +6,7 @@ import { CProps } from '../props';
 
 interface SelectorButtonProps extends CProps.Button {
   text?: string;
+  titleHtml?: string;
   icon?: React.ReactNode;
 
   colors?: string;
@@ -17,6 +18,7 @@ function SelectorButton({
   text,
   icon,
   title,
+  titleHtml,
   colors = 'clr-btn-default',
   className,
   transparent,
@@ -38,7 +40,8 @@ function SelectorButton({
         className,
         !transparent && colors
       )}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       data-tooltip-hidden={hideTitle}
       {...restProps}
diff --git a/rsconcept/frontend/src/components/ui/TabLabel.tsx b/rsconcept/frontend/src/components/ui/TabLabel.tsx
index 64d8c928..f0d060a8 100644
--- a/rsconcept/frontend/src/components/ui/TabLabel.tsx
+++ b/rsconcept/frontend/src/components/ui/TabLabel.tsx
@@ -6,9 +6,10 @@ import { globalIDs } from '@/utils/constants';
 
 interface TabLabelProps extends Omit<TabPropsImpl, 'children'> {
   label?: string;
+  titleHtml?: string;
 }
 
-function TabLabel({ label, title, className, ...otherProps }: TabLabelProps) {
+function TabLabel({ label, title, titleHtml, className, ...otherProps }: TabLabelProps) {
   return (
     <TabImpl
       className={clsx(
@@ -19,7 +20,8 @@ function TabLabel({ label, title, className, ...otherProps }: TabLabelProps) {
         'select-none hover:cursor-pointer',
         className
       )}
-      data-tooltip-id={title ? globalIDs.tooltip : undefined}
+      data-tooltip-id={!!title || !!titleHtml ? globalIDs.tooltip : undefined}
+      data-tooltip-html={titleHtml}
       data-tooltip-content={title}
       {...otherProps}
     >
diff --git a/rsconcept/frontend/src/context/RSFormContext.tsx b/rsconcept/frontend/src/context/RSFormContext.tsx
index 45c3cd3f..54d3b039 100644
--- a/rsconcept/frontend/src/context/RSFormContext.tsx
+++ b/rsconcept/frontend/src/context/RSFormContext.tsx
@@ -69,7 +69,7 @@ interface IRSFormContext {
   cstDelete: (data: IConstituentaList, callback?: () => void) => void;
   cstMoveTo: (data: ICstMovetoData, callback?: () => void) => void;
 
-  versionCreate: (data: IVersionData, callback?: () => void) => void;
+  versionCreate: (data: IVersionData, callback?: (version: number) => void) => void;
   versionUpdate: (target: number, data: IVersionData, callback?: () => void) => void;
   versionDelete: (target: number, callback?: () => void) => void;
 }
@@ -114,8 +114,8 @@ export const RSFormState = ({ schemaID, versionID, children }: RSFormStateProps)
   const isArchive = useMemo(() => !!versionID, [versionID]);
 
   const isClaimable = useMemo(() => {
-    return (user?.id !== schema?.owner && schema?.is_common && !schema?.is_canonical) ?? false;
-  }, [user, schema?.owner, schema?.is_common, schema?.is_canonical]);
+    return isArchive && ((user?.id !== schema?.owner && schema?.is_common && !schema?.is_canonical) ?? false);
+  }, [user, schema?.owner, schema?.is_common, schema?.is_canonical, isArchive]);
 
   const isSubscribed = useMemo(() => {
     if (!user || !schema || !user.id) {
@@ -263,14 +263,14 @@ export const RSFormState = ({ schemaID, versionID, children }: RSFormStateProps)
   const download = useCallback(
     (callback: DataCallback<Blob>) => {
       setError(undefined);
-      getTRSFile(schemaID, {
+      getTRSFile(schemaID, String(schema?.version) ?? '', {
         showError: true,
         setLoading: setProcessing,
         onError: setError,
         onSuccess: callback
       });
     },
-    [schemaID, setError]
+    [schemaID, setError, schema]
   );
 
   const cstCreate = useCallback(
@@ -382,7 +382,7 @@ export const RSFormState = ({ schemaID, versionID, children }: RSFormStateProps)
   );
 
   const versionCreate = useCallback(
-    (data: IVersionData, callback?: () => void) => {
+    (data: IVersionData, callback?: (version: number) => void) => {
       setError(undefined);
       postCreateVersion(schemaID, {
         data: data,
@@ -392,7 +392,7 @@ export const RSFormState = ({ schemaID, versionID, children }: RSFormStateProps)
         onSuccess: newData => {
           setSchema(newData.schema);
           library.localUpdateTimestamp(Number(schemaID));
-          if (callback) callback();
+          if (callback) callback(newData.version);
         }
       });
     },
diff --git a/rsconcept/frontend/src/dialogs/DlgConstituentaTemplate/ArgumentsTab.tsx b/rsconcept/frontend/src/dialogs/DlgConstituentaTemplate/ArgumentsTab.tsx
index 56b997d7..807dfe6f 100644
--- a/rsconcept/frontend/src/dialogs/DlgConstituentaTemplate/ArgumentsTab.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgConstituentaTemplate/ArgumentsTab.tsx
@@ -123,7 +123,7 @@ function ArgumentsTab({ state, schema, partialUpdate }: ArgumentsTabProps) {
             {props.row.original.value ? (
               <MiniButton
                 title='Очистить значение'
-                icon={<BiX size='0.75rem' className='clr-text-warning' />}
+                icon={<BiX size='0.75rem' className='clr-text-red' />}
                 noHover
                 onClick={() => handleClearArgument(props.row.original)}
               />
@@ -175,9 +175,7 @@ function ArgumentsTab({ state, schema, partialUpdate }: ArgumentsTabProps) {
         <div className='flex'>
           <MiniButton
             title='Подставить значение аргумента'
-            icon={
-              <BiCheck size='1.25rem' className={!!argumentValue && !!selectedArgument ? 'clr-text-success' : ''} />
-            }
+            icon={<BiCheck size='1.25rem' className={!!argumentValue && !!selectedArgument ? 'clr-text-green' : ''} />}
             disabled={!argumentValue || !selectedArgument}
             onClick={() => handleAssignArgument(selectedArgument!, argumentValue)}
           />
@@ -190,7 +188,7 @@ function ArgumentsTab({ state, schema, partialUpdate }: ArgumentsTabProps) {
           <MiniButton
             title='Очистить значение аргумента'
             disabled={!selectedClearable}
-            icon={<BiX size='1.25rem' className={selectedClearable ? 'clr-text-warning' : ''} />}
+            icon={<BiX size='1.25rem' className={selectedClearable ? 'clr-text-red' : ''} />}
             onClick={() => (selectedArgument ? handleClearArgument(selectedArgument) : undefined)}
           />
         </div>
diff --git a/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx b/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx
new file mode 100644
index 00000000..82b4d8b4
--- /dev/null
+++ b/rsconcept/frontend/src/dialogs/DlgCreateVersion.tsx
@@ -0,0 +1,61 @@
+'use client';
+
+import clsx from 'clsx';
+import { useMemo, useState } from 'react';
+
+import Modal, { ModalProps } from '@/components/ui/Modal';
+import TextArea from '@/components/ui/TextArea';
+import TextInput from '@/components/ui/TextInput';
+import { IVersionData, IVersionInfo } from '@/models/library';
+import { nextVersion } from '@/models/libraryAPI';
+import { classnames } from '@/utils/constants';
+
+interface DlgCreateVersionProps extends Pick<ModalProps, 'hideWindow'> {
+  versions: IVersionInfo[];
+  onCreate: (data: IVersionData) => void;
+}
+
+function DlgCreateVersion({ hideWindow, versions, onCreate }: DlgCreateVersionProps) {
+  const [version, setVersion] = useState(versions.length > 0 ? nextVersion(versions[0].version) : '1.0.0');
+  const [description, setDescription] = useState('');
+
+  const canSubmit = useMemo(() => {
+    return !versions.find(ver => ver.version === version);
+  }, [versions, version]);
+
+  function handleSubmit() {
+    const data: IVersionData = {
+      version: version,
+      description: description
+    };
+    onCreate(data);
+  }
+
+  return (
+    <Modal
+      header='Создание версии'
+      hideWindow={hideWindow}
+      canSubmit={canSubmit}
+      onSubmit={handleSubmit}
+      submitText='Создать'
+      className={clsx('w-[30rem]', 'py-2 px-6', classnames.flex_col)}
+    >
+      <TextInput
+        dense
+        label='Версия'
+        className='w-[16rem]'
+        value={version}
+        onChange={event => setVersion(event.target.value)}
+      />
+      <TextArea
+        spellCheck
+        label='Описание'
+        rows={3}
+        value={description}
+        onChange={event => setDescription(event.target.value)}
+      />
+    </Modal>
+  );
+}
+
+export default DlgCreateVersion;
diff --git a/rsconcept/frontend/src/dialogs/DlgEditVersions/DlgEditVersions.tsx b/rsconcept/frontend/src/dialogs/DlgEditVersions/DlgEditVersions.tsx
new file mode 100644
index 00000000..2ee0c2e9
--- /dev/null
+++ b/rsconcept/frontend/src/dialogs/DlgEditVersions/DlgEditVersions.tsx
@@ -0,0 +1,114 @@
+'use client';
+
+import { useLayoutEffect, useMemo, useState } from 'react';
+import { BiReset } from 'react-icons/bi';
+import { FiSave } from 'react-icons/fi';
+
+import MiniButton from '@/components/ui/MiniButton';
+import Modal from '@/components/ui/Modal';
+import TextArea from '@/components/ui/TextArea';
+import TextInput from '@/components/ui/TextInput';
+import { useRSForm } from '@/context/RSFormContext';
+import { IVersionData, IVersionInfo } from '@/models/library';
+
+import VersionsTable from './VersionsTable';
+
+interface DlgEditVersionsProps {
+  hideWindow: () => void;
+  versions: IVersionInfo[];
+  onDelete: (versionID: number) => void;
+  onUpdate: (versionID: number, data: IVersionData) => void;
+}
+
+function DlgEditVersions({ hideWindow, versions, onDelete, onUpdate }: DlgEditVersionsProps) {
+  const { processing } = useRSForm();
+  const [selected, setSelected] = useState<IVersionInfo | undefined>(undefined);
+
+  const [version, setVersion] = useState('');
+  const [description, setDescription] = useState('');
+
+  const isValid = useMemo(() => {
+    if (!selected) {
+      return false;
+    }
+    return versions.every(ver => ver.id === selected.id || ver.version != version);
+  }, [selected, version, versions]);
+
+  const isModified = useMemo(() => {
+    if (!selected) {
+      return false;
+    }
+    return selected.version != version || selected.description != description;
+  }, [version, description, selected]);
+
+  function handleUpdate() {
+    if (!isModified || !selected || processing || !isValid) {
+      return;
+    }
+    const data: IVersionData = {
+      version: version,
+      description: description
+    };
+    onUpdate(selected.id, data);
+  }
+
+  function handleReset() {
+    if (!selected) {
+      return false;
+    }
+    setVersion(selected?.version ?? '');
+    setDescription(selected?.description ?? '');
+  }
+
+  useLayoutEffect(() => {
+    setVersion(selected?.version ?? '');
+    setDescription(selected?.description ?? '');
+  }, [selected]);
+
+  return (
+    <Modal
+      readonly
+      header='Редактирование версий'
+      hideWindow={hideWindow}
+      className='flex flex-col w-[40rem] px-6 gap-3 pb-6'
+    >
+      <VersionsTable
+        processing={processing}
+        items={versions}
+        onDelete={onDelete}
+        onSelect={versionID => setSelected(versions.find(ver => ver.id === versionID))}
+        selected={selected?.id}
+      />
+      <div className='flex'>
+        <TextInput
+          dense
+          label='Версия'
+          className='w-[16rem] mr-3'
+          value={version}
+          onChange={event => setVersion(event.target.value)}
+        />
+        <MiniButton
+          title='Сохранить изменения'
+          disabled={!isModified || !isValid || processing}
+          icon={<FiSave size='1.25rem' className='icon-primary' />}
+          onClick={handleUpdate}
+        />
+        <MiniButton
+          title='Сбросить несохраненные изменения'
+          disabled={!isModified}
+          onClick={handleReset}
+          icon={<BiReset size='1.25rem' className='icon-primary' />}
+        />
+      </div>
+      <TextArea
+        spellCheck
+        label='Описание'
+        rows={3}
+        value={description}
+        onChange={event => setDescription(event.target.value)}
+      />
+    </Modal>
+  );
+}
+
+export default DlgEditVersions;
diff --git a/rsconcept/frontend/src/dialogs/DlgEditVersions/VersionsTable.tsx b/rsconcept/frontend/src/dialogs/DlgEditVersions/VersionsTable.tsx
new file mode 100644
index 00000000..8ef1947a
--- /dev/null
+++ b/rsconcept/frontend/src/dialogs/DlgEditVersions/VersionsTable.tsx
@@ -0,0 +1,102 @@
+'use client';
+
+import clsx from 'clsx';
+import { useMemo } from 'react';
+import { BiX } from 'react-icons/bi';
+import { useIntl } from 'react-intl';
+
+import DataTable, { createColumnHelper, IConditionalStyle } from '@/components/DataTable';
+import MiniButton from '@/components/ui/MiniButton';
+import { useConceptTheme } from '@/context/ThemeContext';
+import { IVersionInfo } from '@/models/library';
+
+interface VersionsTableProps {
+  processing: boolean;
+  items: IVersionInfo[];
+  selected?: number;
+  onDelete: (versionID: number) => void;
+  onSelect: (versionID: number) => void;
+}
+
+const columnHelper = createColumnHelper<IVersionInfo>();
+
+function VersionsTable({ processing, items, onDelete, selected, onSelect }: VersionsTableProps) {
+  const intl = useIntl();
+  const { colors } = useConceptTheme();
+
+  const columns = useMemo(
+    () => [
+      columnHelper.accessor('version', {
+        id: 'version',
+        header: 'Версия',
+        cell: props => <div className='min-w-[6rem] max-w-[6rem] text-ellipsis'>{props.getValue()}</div>
+      }),
+      columnHelper.accessor('description', {
+        id: 'description',
+        header: 'Описание',
+        size: 800,
+        minSize: 800,
+        maxSize: 800,
+        cell: props => <div className='text-ellipsis'>{props.getValue()}</div>
+      }),
+      columnHelper.accessor('time_create', {
+        id: 'time_create',
+        header: 'Дата создания',
+        cell: props => (
+          <div className='whitespace-nowrap'>
+            {new Date(props.getValue()).toLocaleString(intl.locale, {
+              year: '2-digit',
+              month: '2-digit',
+              day: '2-digit',
+              hour: '2-digit',
+              minute: '2-digit'
+            })}
+          </div>
+        )
+      }),
+      columnHelper.display({
+        id: 'actions',
+        size: 50,
+        minSize: 50,
+        maxSize: 50,
+        cell: props => (
+          <MiniButton
+            noHover
+            title='Удалить версию'
+            disabled={processing}
+            icon={<BiX size='1rem' className='icon-red' />}
+            onClick={() => onDelete(props.row.original.id)}
+          />
+        )
+      })
+    ],
+    [onDelete, intl, processing]
+  );
+
+  const conditionalRowStyles = useMemo(
+    (): IConditionalStyle<IVersionInfo>[] => [
+      {
+        when: (version: IVersionInfo) => version.id === selected,
+        style: {
+          backgroundColor: colors.bgSelected
+        }
+      }
+    ],
+    [selected, colors]
+  );
+
+  return (
+    <DataTable
+      dense
+      noFooter
+      className={clsx('mb-2', 'max-h-[17.4rem] min-h-[17.4rem]', 'border', 'overflow-y-auto')}
+      data={items}
+      columns={columns}
+      headPosition='0'
+      onRowClicked={rowData => onSelect(rowData.id)}
+      conditionalRowStyles={conditionalRowStyles}
+    />
+  );
+}
+
+export default VersionsTable;
diff --git a/rsconcept/frontend/src/dialogs/DlgEditVersions/index.tsx b/rsconcept/frontend/src/dialogs/DlgEditVersions/index.tsx
new file mode 100644
index 00000000..71239953
--- /dev/null
+++ b/rsconcept/frontend/src/dialogs/DlgEditVersions/index.tsx
@@ -0,0 +1 @@
+export { default } from './DlgEditVersions';
diff --git a/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx b/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
index 16c52b17..a65da25c 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditWordForms/DlgEditWordForms.tsx
@@ -182,7 +182,7 @@ function DlgEditWordForms({ hideWindow, target, onSave }: DlgEditWordFormsProps)
         <MiniButton
           noHover
           title='Внести словоформу'
-          icon={<BiCheck size='1.25rem' className={inputText && inputGrams.length !== 0 ? 'clr-text-success' : ''} />}
+          icon={<BiCheck size='1.25rem' className={inputText && inputGrams.length !== 0 ? 'clr-text-green' : ''} />}
           disabled={textProcessor.loading || !inputText || inputGrams.length == 0}
           onClick={handleAddForm}
         />
@@ -200,7 +200,7 @@ function DlgEditWordForms({ hideWindow, target, onSave }: DlgEditWordFormsProps)
         <MiniButton
           noHover
           title='Сбросить все словоформы'
-          icon={<BiX size='1rem' className={forms.length !== 0 ? 'clr-text-warning' : ''} />}
+          icon={<BiX size='1rem' className={forms.length !== 0 ? 'clr-text-red' : ''} />}
           disabled={textProcessor.loading || forms.length === 0}
           onClick={handleResetAll}
         />
diff --git a/rsconcept/frontend/src/dialogs/DlgEditWordForms/WordFormsTable.tsx b/rsconcept/frontend/src/dialogs/DlgEditWordForms/WordFormsTable.tsx
index 8b0e3114..f988cbfb 100644
--- a/rsconcept/frontend/src/dialogs/DlgEditWordForms/WordFormsTable.tsx
+++ b/rsconcept/frontend/src/dialogs/DlgEditWordForms/WordFormsTable.tsx
@@ -4,8 +4,8 @@ import clsx from 'clsx';
 import { useCallback, useMemo } from 'react';
 import { BiX } from 'react-icons/bi';
 
-import MiniButton from '@/components/ui/MiniButton';
 import DataTable, { createColumnHelper } from '@/components/DataTable';
+import MiniButton from '@/components/ui/MiniButton';
 import WordFormBadge from '@/components/WordFormBadge';
 import { IWordForm } from '@/models/language';
 
@@ -60,7 +60,7 @@ function WordFormsTable({ forms, setForms, onFormSelect }: WordFormsTableProps)
           <MiniButton
             noHover
             title='Удалить словоформу'
-            icon={<BiX size='1rem' className='clr-text-warning' />}
+            icon={<BiX size='1rem' className='icon-red' />}
             onClick={() => handleDeleteRow(props.row.index)}
           />
         )
diff --git a/rsconcept/frontend/src/models/libraryAPI.ts b/rsconcept/frontend/src/models/libraryAPI.ts
index b8d35cc0..bb21d911 100644
--- a/rsconcept/frontend/src/models/libraryAPI.ts
+++ b/rsconcept/frontend/src/models/libraryAPI.ts
@@ -27,3 +27,18 @@ export function cloneTitle(target: ILibraryItem): string {
     return target.title + '+';
   }
 }
+
+/**
+ * Generate next version for {@link IVersionInfo}.
+ */
+export function nextVersion(version: string): string {
+  const dot = version.lastIndexOf('.');
+  if (!dot) {
+    return version;
+  }
+  const lastNumber = Number(version.substring(dot + 1));
+  if (!lastNumber) {
+    return version;
+  }
+  return `${version.substring(0, dot)}.${lastNumber + 1}`;
+}
diff --git a/rsconcept/frontend/src/pages/LibraryPage/ViewLibrary.tsx b/rsconcept/frontend/src/pages/LibraryPage/ViewLibrary.tsx
index 80248872..3028993e 100644
--- a/rsconcept/frontend/src/pages/LibraryPage/ViewLibrary.tsx
+++ b/rsconcept/frontend/src/pages/LibraryPage/ViewLibrary.tsx
@@ -78,7 +78,7 @@ function ViewLibrary({ items, resetQuery: cleanQuery }: ViewLibraryProps) {
         size: 400,
         minSize: 100,
         maxSize: 400,
-        cell: props => getUserLabel(props.cell.getValue()),
+        cell: props => getUserLabel(props.getValue()),
         enableSorting: true,
         sortingFn: 'text'
       }),
@@ -87,7 +87,7 @@ function ViewLibrary({ items, resetQuery: cleanQuery }: ViewLibraryProps) {
         header: windowSize.isSmall ? 'Дата' : 'Обновлена',
         cell: props => (
           <div className='whitespace-nowrap'>
-            {new Date(props.cell.getValue()).toLocaleString(intl.locale, {
+            {new Date(props.getValue()).toLocaleString(intl.locale, {
               year: '2-digit',
               month: '2-digit',
               day: '2-digit',
diff --git a/rsconcept/frontend/src/pages/LoginPage.tsx b/rsconcept/frontend/src/pages/LoginPage.tsx
index 0245a505..39a83f91 100644
--- a/rsconcept/frontend/src/pages/LoginPage.tsx
+++ b/rsconcept/frontend/src/pages/LoginPage.tsx
@@ -19,7 +19,7 @@ import { classnames, resources } from '@/utils/constants';
 function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 400) {
     return (
-      <div className='text-sm select-text clr-text-warning'>
+      <div className='text-sm select-text clr-text-red'>
         На Портале отсутствует такое сочетание имени пользователя и пароля
       </div>
     );
diff --git a/rsconcept/frontend/src/pages/PasswordChangePage.tsx b/rsconcept/frontend/src/pages/PasswordChangePage.tsx
index 638d8010..3436bf80 100644
--- a/rsconcept/frontend/src/pages/PasswordChangePage.tsx
+++ b/rsconcept/frontend/src/pages/PasswordChangePage.tsx
@@ -16,7 +16,7 @@ import { classnames } from '@/utils/constants';
 
 function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 404) {
-    return <div className='mt-6 text-sm select-text clr-text-warning'>Данная ссылка не действительна</div>;
+    return <div className='mt-6 text-sm select-text clr-text-red'>Данная ссылка не действительна</div>;
   } else {
     return <InfoError error={error} />;
   }
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ConstituentaToolbar.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ConstituentaToolbar.tsx
index ec945bd1..327b0de6 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ConstituentaToolbar.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ConstituentaToolbar.tsx
@@ -4,10 +4,8 @@ import { useMemo } from 'react';
 import { BiDownvote, BiDuplicate, BiPlusCircle, BiReset, BiTrash, BiUpvote } from 'react-icons/bi';
 import { FiSave } from 'react-icons/fi';
 
-import HelpButton from '@/components/Help/HelpButton';
 import MiniButton from '@/components/ui/MiniButton';
 import Overlay from '@/components/ui/Overlay';
-import { HelpTopic } from '@/models/miscellaneous';
 
 interface ConstituentaToolbarProps {
   isMutable: boolean;
@@ -40,46 +38,45 @@ function ConstituentaToolbar({
       <MiniButton
         title='Сохранить изменения [Ctrl + S]'
         disabled={!canSave}
-        icon={<FiSave size='1.25rem' className={canSave ? 'clr-text-primary' : ''} />}
+        icon={<FiSave size='1.25rem' className='icon-primary' />}
         onClick={onSubmit}
       />
       <MiniButton
         title='Сбросить несохраненные изменения'
         disabled={!canSave}
         onClick={onReset}
-        icon={<BiReset size='1.25rem' className={canSave ? 'clr-text-primary' : ''} />}
+        icon={<BiReset size='1.25rem' className='icon-primary' />}
       />
       <MiniButton
         title='Создать конституенту после данной'
         disabled={!isMutable}
         onClick={onCreate}
-        icon={<BiPlusCircle size={'1.25rem'} className={isMutable ? 'clr-text-success' : ''} />}
+        icon={<BiPlusCircle size={'1.25rem'} className='icon-green' />}
       />
       <MiniButton
         title='Клонировать конституенту [Alt + V]'
         disabled={!isMutable}
         onClick={onClone}
-        icon={<BiDuplicate size='1.25rem' className={isMutable ? 'clr-text-success' : ''} />}
+        icon={<BiDuplicate size='1.25rem' className='icon-green' />}
       />
       <MiniButton
         title='Удалить редактируемую конституенту'
         disabled={!isMutable}
         onClick={onDelete}
-        icon={<BiTrash size='1.25rem' className={isMutable ? 'clr-text-warning' : ''} />}
+        icon={<BiTrash size='1.25rem' className='icon-red' />}
       />
       <MiniButton
         title='Переместить вверх [Alt + вверх]'
-        icon={<BiUpvote size='1.25rem' className={isMutable ? 'clr-text-primary' : ''} />}
+        icon={<BiUpvote size='1.25rem' className='icon-primary' />}
         disabled={!isMutable}
         onClick={onMoveUp}
       />
       <MiniButton
         title='Переместить вниз [Alt + вниз]'
-        icon={<BiDownvote size='1.25rem' className={isMutable ? 'clr-text-primary' : ''} />}
+        icon={<BiDownvote size='1.25rem' className='icon-primary' />}
         disabled={!isMutable}
         onClick={onMoveDown}
       />
-      <HelpButton topic={HelpTopic.CONSTITUENTA} offset={4} />
     </Overlay>
   );
 }
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ControlsOverlay.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ControlsOverlay.tsx
index d658e1f0..739d5ae7 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ControlsOverlay.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/ControlsOverlay.tsx
@@ -1,3 +1,4 @@
+import clsx from 'clsx';
 import { LiaEdit } from 'react-icons/lia';
 
 import MiniButton from '@/components/ui/MiniButton';
@@ -5,34 +6,42 @@ import Overlay from '@/components/ui/Overlay';
 import { IConstituenta } from '@/models/rsform';
 
 interface ControlsOverlayProps {
-  disabled?: boolean;
   constituenta?: IConstituenta;
+  isMutable?: boolean;
 
   onRename: () => void;
   onEditTerm: () => void;
 }
 
-function ControlsOverlay({ disabled, constituenta, onRename, onEditTerm }: ControlsOverlayProps) {
+function ControlsOverlay({ constituenta, isMutable, onRename, onEditTerm }: ControlsOverlayProps) {
   return (
     <Overlay position='top-1 left-[4.1rem]' className='flex select-none'>
-      <MiniButton
-        title={`Редактировать словоформы термина: ${constituenta?.term_forms.length ?? 0}`}
-        disabled={disabled}
-        noHover
-        onClick={onEditTerm}
-        icon={<LiaEdit size='1rem' className={!disabled ? 'clr-text-primary' : ''} />}
-      />
-      <div className='pt-1 pl-[1.375rem] text-sm font-medium whitespace-nowrap'>
+      {isMutable ? (
+        <MiniButton
+          title={`Редактировать словоформы термина: ${constituenta?.term_forms.length ?? 0}`}
+          noHover
+          onClick={onEditTerm}
+          icon={<LiaEdit size='1rem' className='icon-primary' />}
+        />
+      ) : null}
+      <div
+        className={clsx(
+          'pt-1 pl-[1.375rem]', // prettier: split lines
+          'text-sm font-medium whitespace-nowrap',
+          !isMutable && 'pl-[2.8rem]'
+        )}
+      >
         <span>Имя </span>
         <span className='ml-1'>{constituenta?.alias ?? ''}</span>
       </div>
-      <MiniButton
-        noHover
-        title='Переименовать конституенту'
-        disabled={disabled}
-        onClick={onRename}
-        icon={<LiaEdit size='1rem' className={!disabled ? 'clr-text-primary' : ''} />}
-      />
+      {isMutable ? (
+        <MiniButton
+          noHover
+          title='Переименовать конституенту'
+          onClick={onRename}
+          icon={<LiaEdit size='1rem' className='icon-primary' />}
+        />
+      ) : null}
     </Overlay>
   );
 }
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/EditorConstituenta.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/EditorConstituenta.tsx
index bcd221dd..58407d4f 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/EditorConstituenta.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/EditorConstituenta.tsx
@@ -33,7 +33,10 @@ function EditorConstituenta({ activeCst, isModified, setIsModified, onOpenEdit }
   const [showList, setShowList] = useLocalStorage('rseditor-show-list', true);
   const [toggleReset, setToggleReset] = useState(false);
 
-  const disabled = useMemo(() => !activeCst || !controller.isMutable, [activeCst, controller.isMutable]);
+  const disabled = useMemo(
+    () => !activeCst || !controller.isContentEditable,
+    [activeCst, controller.isContentEditable]
+  );
 
   function handleInput(event: React.KeyboardEvent<HTMLDivElement>) {
     if (disabled) {
@@ -73,20 +76,22 @@ function EditorConstituenta({ activeCst, isModified, setIsModified, onOpenEdit }
 
   return (
     <>
-      <ConstituentaToolbar
-        isMutable={!disabled}
-        isModified={isModified}
-        onMoveUp={controller.moveUp}
-        onMoveDown={controller.moveDown}
-        onSubmit={initiateSubmit}
-        onReset={() => setToggleReset(prev => !prev)}
-        onDelete={controller.deleteCst}
-        onClone={controller.cloneCst}
-        onCreate={() => controller.createCst(activeCst?.cst_type, false)}
-      />
+      {controller.isContentEditable ? (
+        <ConstituentaToolbar
+          isMutable={!disabled}
+          isModified={isModified}
+          onMoveUp={controller.moveUp}
+          onMoveDown={controller.moveDown}
+          onSubmit={initiateSubmit}
+          onReset={() => setToggleReset(prev => !prev)}
+          onDelete={controller.deleteCst}
+          onClone={controller.cloneCst}
+          onCreate={() => controller.createCst(activeCst?.cst_type, false)}
+        />
+      ) : null}
       <div tabIndex={-1} className='flex max-w-[95rem]' onKeyDown={handleInput}>
         <FormConstituenta
-          disabled={disabled}
+          isMutable={!disabled}
           showList={showList}
           id={globalIDs.constituenta_editor}
           constituenta={activeCst}
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/FormConstituenta.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/FormConstituenta.tsx
index 706a6be2..12ada911 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/FormConstituenta.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorConstituenta/FormConstituenta.tsx
@@ -22,7 +22,7 @@ import ControlsOverlay from './ControlsOverlay';
 export const ROW_SIZE_IN_CHARACTERS = 70;
 
 interface FormConstituentaProps {
-  disabled?: boolean;
+  isMutable?: boolean;
   showList: boolean;
 
   id?: string;
@@ -38,7 +38,7 @@ interface FormConstituentaProps {
 }
 
 function FormConstituenta({
-  disabled,
+  isMutable,
   showList,
   id,
   isModified,
@@ -114,7 +114,7 @@ function FormConstituenta({
 
   return (
     <>
-      <ControlsOverlay disabled={disabled} constituenta={constituenta} onEditTerm={onEditTerm} onRename={onRename} />
+      <ControlsOverlay isMutable={isMutable} constituenta={constituenta} onEditTerm={onEditTerm} onRename={onRename} />
       <form
         id={id}
         className={clsx('mt-1 w-full md:w-[47.8rem] shrink-0', 'px-4 py-1', classnames.flex_col)}
@@ -127,7 +127,7 @@ function FormConstituenta({
           value={term}
           initialValue={constituenta?.term_raw ?? ''}
           resolved={constituenta?.term_resolved ?? ''}
-          disabled={disabled}
+          disabled={!isMutable}
           onChange={newValue => setTerm(newValue)}
         />
         <TextArea
@@ -148,7 +148,7 @@ function FormConstituenta({
           value={expression}
           activeCst={constituenta}
           showList={showList}
-          disabled={disabled}
+          disabled={!isMutable}
           toggleReset={toggleReset}
           onToggleList={onToggleList}
           onChange={newValue => setExpression(newValue)}
@@ -162,7 +162,7 @@ function FormConstituenta({
           value={textDefinition}
           initialValue={constituenta?.definition_raw ?? ''}
           resolved={constituenta?.definition_resolved ?? ''}
-          disabled={disabled}
+          disabled={!isMutable}
           onChange={newValue => setTextDefinition(newValue)}
         />
         <TextArea
@@ -170,16 +170,18 @@ function FormConstituenta({
           label='Конвенция / Комментарий'
           placeholder='Договоренность об интерпретации или пояснение'
           value={convention}
-          disabled={disabled}
+          disabled={!isMutable}
           rows={convention.length > ROW_SIZE_IN_CHARACTERS ? 3 : 2}
           onChange={event => setConvention(event.target.value)}
         />
-        <SubmitButton
-          text='Сохранить изменения'
-          className='self-center'
-          disabled={!isModified || disabled}
-          icon={<FiSave size='1.25rem' />}
-        />
+        {isMutable ? (
+          <SubmitButton
+            text='Сохранить изменения'
+            className='self-center'
+            disabled={!isModified || !isMutable}
+            icon={<FiSave size='1.25rem' />}
+          />
+        ) : null}
       </form>
     </>
   );
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/EditorRSExpression.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/EditorRSExpression.tsx
index b3dd8864..f29250d3 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/EditorRSExpression.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/EditorRSExpression.tsx
@@ -8,6 +8,7 @@ import { FaRegKeyboard } from 'react-icons/fa6';
 import { RiNodeTree } from 'react-icons/ri';
 import { toast } from 'react-toastify';
 
+import HelpButton from '@/components/Help/HelpButton';
 import RSInput from '@/components/RSInput';
 import { RSTextWrapper } from '@/components/RSInput/textEditing';
 import MiniButton from '@/components/ui/MiniButton';
@@ -16,6 +17,7 @@ import { useRSForm } from '@/context/RSFormContext';
 import DlgShowAST from '@/dialogs/DlgShowAST';
 import useCheckExpression from '@/hooks/useCheckExpression';
 import useLocalStorage from '@/hooks/useLocalStorage';
+import { HelpTopic } from '@/models/miscellaneous';
 import { IConstituenta } from '@/models/rsform';
 import { getDefinitionPrefix } from '@/models/rsformAPI';
 import { IExpressionParse, IRSErrorDescription, SyntaxTree } from '@/models/rslang';
@@ -152,7 +154,7 @@ function EditorRSExpression({
       </AnimatePresence>
 
       <div>
-        <Overlay position='top-0 right-0 flex'>
+        <Overlay position='top-[-0.5rem] right-0 flex'>
           <MiniButton
             noHover
             title='Отображение специальной клавиатуры'
@@ -173,7 +175,7 @@ function EditorRSExpression({
           />
         </Overlay>
 
-        <Overlay position='top-[-0.5rem] pl-[6rem] sm:pl-0 right-1/2 translate-x-1/2'>
+        <Overlay position='top-[-0.5rem] pl-[8rem] sm:pl-[4rem] right-1/2 translate-x-1/2 flex'>
           <StatusBar
             processing={loading}
             isModified={isModified}
@@ -181,6 +183,7 @@ function EditorRSExpression({
             parseData={parseData}
             onAnalyze={() => handleCheckExpression()}
           />
+          <HelpButton topic={HelpTopic.CONSTITUENTA} offset={4} />
         </Overlay>
 
         <RSInput
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/ParsingResult.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/ParsingResult.tsx
index b960c09b..07812d93 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/ParsingResult.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSExpression/ParsingResult.tsx
@@ -33,7 +33,7 @@ function ParsingResult({ isOpen, data, disabled, onShowError }: ParsingResultPro
         return (
           <p
             key={`error-${index}`}
-            className={`clr-text-warning ${disabled ? '' : 'cursor-pointer'}`}
+            className={`clr-text-red ${disabled ? '' : 'cursor-pointer'}`}
             onClick={disabled ? undefined : () => onShowError(error)}
           >
             <span className='mr-1 font-semibold underline'>
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/EditorRSForm.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/EditorRSForm.tsx
index d7bb75c3..ba550e4b 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/EditorRSForm.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/EditorRSForm.tsx
@@ -9,7 +9,6 @@ import { useAuth } from '@/context/AuthContext';
 import { useRSForm } from '@/context/RSFormContext';
 import { globalIDs } from '@/utils/constants';
 
-import { useRSEdit } from '../RSEditContext';
 import FormRSForm from './FormRSForm';
 import RSFormStats from './RSFormStats';
 import RSFormToolbar from './RSFormToolbar';
@@ -21,7 +20,6 @@ interface EditorRSFormProps {
 }
 
 function EditorRSForm({ isModified, onDestroy, setIsModified }: EditorRSFormProps) {
-  const { isMutable } = useRSEdit();
   const { schema, isClaimable, isSubscribed, processing } = useRSForm();
   const { user } = useAuth();
 
@@ -54,12 +52,7 @@ function EditorRSForm({ isModified, onDestroy, setIsModified }: EditorRSFormProp
       />
       <div tabIndex={-1} onKeyDown={handleInput} className={clsx('flex flex-col sm:flex-row', 'sm:w-fit w-full')}>
         <FlexColumn className='px-4 pb-2'>
-          <FormRSForm
-            disabled={!isMutable}
-            id={globalIDs.library_item_editor}
-            isModified={isModified}
-            setIsModified={setIsModified}
-          />
+          <FormRSForm id={globalIDs.library_item_editor} isModified={isModified} setIsModified={setIsModified} />
 
           <Divider margins='my-1' />
 
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/FormRSForm.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/FormRSForm.tsx
index 0e0c9979..395ae141 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/FormRSForm.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/FormRSForm.tsx
@@ -3,28 +3,35 @@
 import clsx from 'clsx';
 import { useEffect, useLayoutEffect, useState } from 'react';
 import { FiSave } from 'react-icons/fi';
+import { LuGitBranchPlus, LuPencilLine } from 'react-icons/lu';
 import { toast } from 'react-toastify';
 
 import Checkbox from '@/components/ui/Checkbox';
+import Label from '@/components/ui/Label';
+import MiniButton from '@/components/ui/MiniButton';
+import Overlay from '@/components/ui/Overlay';
 import SubmitButton from '@/components/ui/SubmitButton';
 import TextArea from '@/components/ui/TextArea';
 import TextInput from '@/components/ui/TextInput';
+import VersionSelector from '@/components/VersionSelector';
 import { useAuth } from '@/context/AuthContext';
 import { useRSForm } from '@/context/RSFormContext';
 import { LibraryItemType } from '@/models/library';
 import { IRSFormCreateData } from '@/models/rsform';
 import { classnames, limits, patterns } from '@/utils/constants';
 
+import { useRSEdit } from '../RSEditContext';
+
 interface FormRSFormProps {
   id?: string;
-  disabled: boolean;
   isModified: boolean;
   setIsModified: React.Dispatch<React.SetStateAction<boolean>>;
 }
 
-function FormRSForm({ id, disabled, isModified, setIsModified }: FormRSFormProps) {
+function FormRSForm({ id, isModified, setIsModified }: FormRSFormProps) {
   const { schema, update, processing } = useRSForm();
   const { user } = useAuth();
+  const controller = useRSEdit();
 
   const [title, setTitle] = useState('');
   const [alias, setAlias] = useState('');
@@ -95,49 +102,79 @@ function FormRSForm({ id, disabled, isModified, setIsModified }: FormRSFormProps
         required
         label='Полное название'
         value={title}
-        disabled={disabled}
+        disabled={!controller.isContentEditable}
         onChange={event => setTitle(event.target.value)}
       />
-      <TextInput
-        required
-        label='Сокращение'
-        className='w-[14rem]'
-        pattern={patterns.library_alias}
-        title={`не более ${limits.library_alias_len} символов`}
-        disabled={disabled}
-        value={alias}
-        onChange={event => setAlias(event.target.value)}
-      />
+      <div className='flex justify-between w-full gap-3'>
+        <TextInput
+          required
+          label='Сокращение'
+          className='w-[14rem]'
+          pattern={patterns.library_alias}
+          title={`не более ${limits.library_alias_len} символов`}
+          disabled={!controller.isContentEditable}
+          value={alias}
+          onChange={event => setAlias(event.target.value)}
+        />
+        <div className='flex flex-col'>
+          {controller.isMutable ? (
+            <Overlay position='top-[-0.25rem] right-[-0.25rem] flex'>
+              <MiniButton
+                noHover
+                title={controller.isContentEditable ? 'Создать версию' : 'Переключитесь на актуальную версию'}
+                disabled={!controller.isContentEditable}
+                onClick={controller.createVersion}
+                icon={<LuGitBranchPlus size='1.25rem' className='icon-green' />}
+              />
+              <MiniButton
+                noHover
+                title='Редактировать версии'
+                disabled={!schema || schema?.versions.length === 0}
+                onClick={controller.editVersions}
+                icon={<LuPencilLine size='1.25rem' className='icon-primary' />}
+              />
+            </Overlay>
+          ) : null}
+          <Label text='Версия' className='mb-2' />
+          <VersionSelector
+            value={schema?.version} // prettier: split lines
+            items={schema?.versions}
+            onSelectValue={controller.viewVersion}
+          />
+        </div>
+      </div>
       <TextArea
         label='Комментарий'
         rows={3}
         value={comment}
-        disabled={disabled}
+        disabled={!controller.isContentEditable}
         onChange={event => setComment(event.target.value)}
       />
       <div className='flex justify-between whitespace-nowrap'>
         <Checkbox
           label='Общедоступная схема'
           title='Общедоступные схемы видны всем пользователям и могут быть изменены'
-          disabled={disabled}
+          disabled={!controller.isContentEditable}
           value={common}
           setValue={value => setCommon(value)}
         />
         <Checkbox
           label='Неизменная схема'
           title='Только администраторы могут присваивать схемам неизменный статус'
-          disabled={disabled || !user?.is_staff}
+          disabled={!controller.isContentEditable || !user?.is_staff}
           value={canonical}
           setValue={value => setCanonical(value)}
         />
       </div>
-      <SubmitButton
-        text='Сохранить изменения'
-        className='self-center'
-        loading={processing}
-        disabled={!isModified || disabled}
-        icon={<FiSave size='1.25rem' />}
-      />
+      {controller.isContentEditable ? (
+        <SubmitButton
+          text='Сохранить изменения'
+          className='self-center'
+          loading={processing}
+          disabled={!isModified}
+          icon={<FiSave size='1.25rem' />}
+        />
+      ) : null}
     </form>
   );
 }
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/RSFormToolbar.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/RSFormToolbar.tsx
index 2abc275b..1312c3af 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/RSFormToolbar.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSForm/RSFormToolbar.tsx
@@ -35,47 +35,54 @@ function RSFormToolbar({
   const canSave = useMemo(() => modified && controller.isMutable, [modified, controller.isMutable]);
   return (
     <Overlay position='top-1 right-1/2 translate-x-1/2' className='flex'>
-      <MiniButton
-        title='Сохранить изменения [Ctrl + S]'
-        disabled={!canSave}
-        icon={<FiSave size='1.25rem' className={canSave ? 'clr-text-primary' : ''} />}
-        onClick={onSubmit}
-      />
+      {controller.isContentEditable ? (
+        <MiniButton
+          title='Сохранить изменения [Ctrl + S]'
+          disabled={!canSave}
+          icon={<FiSave size='1.25rem' className='icon-primary' />}
+          onClick={onSubmit}
+        />
+      ) : null}
       <MiniButton
         title='Поделиться схемой'
-        icon={<BiShareAlt size='1.25rem' className='clr-text-primary' />}
+        icon={<BiShareAlt size='1.25rem' className='icon-primary' />}
         onClick={controller.share}
       />
       <MiniButton
         title='Скачать TRS файл'
-        icon={<BiDownload size='1.25rem' className='clr-text-primary' />}
+        icon={<BiDownload size='1.25rem' className='icon-primary' />}
         onClick={controller.download}
       />
-      <MiniButton
-        title={`Отслеживание ${subscribed ? 'включено' : 'выключено'}`}
-        disabled={anonymous || processing}
-        icon={
-          subscribed ? (
-            <FiBell size='1.25rem' className='clr-text-primary' />
-          ) : (
-            <FiBellOff size='1.25rem' className='clr-text-controls' />
-          )
-        }
-        style={{ outlineColor: 'transparent' }}
-        onClick={controller.toggleSubscribe}
-      />
-      <MiniButton
-        title='Стать владельцем'
-        icon={<LuCrown size='1.25rem' className={!claimable || anonymous ? '' : 'clr-text-success'} />}
-        disabled={!claimable || anonymous || processing}
-        onClick={controller.claim}
-      />
-      <MiniButton
-        title='Удалить схему'
-        disabled={!controller.isMutable}
-        onClick={onDestroy}
-        icon={<BiTrash size='1.25rem' className={controller.isMutable ? 'clr-text-warning' : ''} />}
-      />
+      {!anonymous ? (
+        <MiniButton
+          title={`Отслеживание ${subscribed ? 'включено' : 'выключено'}`}
+          disabled={processing}
+          icon={
+            subscribed ? (
+              <FiBell size='1.25rem' className='icon-primary' />
+            ) : (
+              <FiBellOff size='1.25rem' className='clr-text-controls' />
+            )
+          }
+          onClick={controller.toggleSubscribe}
+        />
+      ) : null}
+      {!anonymous && claimable ? (
+        <MiniButton
+          title='Стать владельцем'
+          icon={<LuCrown size='1.25rem' className='icon-green' />}
+          disabled={processing}
+          onClick={controller.claim}
+        />
+      ) : null}
+      {controller.isContentEditable ? (
+        <MiniButton
+          title='Удалить схему'
+          disabled={!controller.isMutable}
+          onClick={onDestroy}
+          icon={<BiTrash size='1.25rem' className='icon-red' />}
+        />
+      ) : null}
       <HelpButton topic={HelpTopic.RSFORM} offset={4} />
     </Overlay>
   );
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/EditorRSList.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/EditorRSList.tsx
index e1e87200..bedd89a3 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/EditorRSList.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/EditorRSList.tsx
@@ -1,5 +1,6 @@
 'use client';
 
+import clsx from 'clsx';
 import { useLayoutEffect, useState } from 'react';
 
 import { type RowSelectionState } from '@/components/DataTable';
@@ -92,17 +93,24 @@ function EditorRSList({ selected, setSelected, onOpenEdit }: EditorRSListProps)
 
   return (
     <div tabIndex={-1} className='outline-none' onKeyDown={handleTableKey}>
-      <SelectedCounter
-        totalCount={controller.schema?.stats?.count_all ?? 0}
-        selectedCount={selected.length}
-        position='top-[0.3rem] left-2'
+      {controller.isContentEditable ? (
+        <SelectedCounter
+          totalCount={controller.schema?.stats?.count_all ?? 0}
+          selectedCount={selected.length}
+          position='top-[0.3rem] left-2'
+        />
+      ) : null}
+
+      {controller.isContentEditable ? <RSListToolbar selectedCount={selected.length} /> : null}
+      <div
+        className={clsx('border-b', {
+          'pt-[2.3rem]': controller.isContentEditable,
+          'relative top-[-1px]': !controller.isContentEditable
+        })}
       />
 
-      <RSListToolbar selectedCount={selected.length} />
-
-      <div className='pt-[2.3rem] border-b' />
-
       <RSTable
+        enableSelection={controller.isContentEditable}
         items={controller.schema?.items}
         selected={rowSelection}
         setSelected={handleRowSelection}
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSListToolbar.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSListToolbar.tsx
index 5f295319..047e053e 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSListToolbar.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSListToolbar.tsx
@@ -47,17 +47,14 @@ function RSListToolbar({ selectedCount }: RSListToolbarProps) {
       <MiniButton
         title='Клонировать конституенту [Alt + V]'
         icon={
-          <BiDuplicate
-            size='1.25rem'
-            className={controller.isMutable && selectedCount === 1 ? 'clr-text-success' : ''}
-          />
+          <BiDuplicate size='1.25rem' className={controller.isMutable && selectedCount === 1 ? 'clr-text-green' : ''} />
         }
         disabled={!controller.isMutable || selectedCount !== 1}
         onClick={controller.cloneCst}
       />
       <MiniButton
         title='Добавить новую конституенту... [Alt + `]'
-        icon={<BiPlusCircle size='1.25rem' className={controller.isMutable ? 'clr-text-success' : ''} />}
+        icon={<BiPlusCircle size='1.25rem' className={controller.isMutable ? 'clr-text-green' : ''} />}
         disabled={!controller.isMutable}
         onClick={() => controller.createCst(undefined, false)}
       />
@@ -65,7 +62,7 @@ function RSListToolbar({ selectedCount }: RSListToolbarProps) {
         <MiniButton
           title='Добавить пустую конституенту'
           hideTitle={insertMenu.isOpen}
-          icon={<BiDownArrowCircle size='1.25rem' className={controller.isMutable ? 'clr-text-success' : ''} />}
+          icon={<BiDownArrowCircle size='1.25rem' className={controller.isMutable ? 'clr-text-green' : ''} />}
           disabled={!controller.isMutable}
           onClick={insertMenu.toggle}
         />
@@ -82,7 +79,7 @@ function RSListToolbar({ selectedCount }: RSListToolbarProps) {
       </div>
       <MiniButton
         title='Удалить выбранные [Delete]'
-        icon={<BiTrash size='1.25rem' className={controller.isMutable && !nothingSelected ? 'clr-text-warning' : ''} />}
+        icon={<BiTrash size='1.25rem' className={controller.isMutable && !nothingSelected ? 'clr-text-red' : ''} />}
         disabled={!controller.isMutable || nothingSelected}
         onClick={controller.deleteCst}
       />
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSTable.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSTable.tsx
index 15053b14..6f507651 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSTable.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorRSList/RSTable.tsx
@@ -14,6 +14,7 @@ import { labelCstTypification } from '@/utils/labels';
 
 interface RSTableProps {
   items?: IConstituenta[];
+  enableSelection: boolean;
   selected: RowSelectionState;
   setSelected: React.Dispatch<React.SetStateAction<RowSelectionState>>;
 
@@ -28,7 +29,7 @@ const COLUMN_CONVENTION_HIDE_THRESHOLD = 1800;
 
 const columnHelper = createColumnHelper<IConstituenta>();
 
-function RSTable({ items, selected, setSelected, onEdit, onCreateNew }: RSTableProps) {
+function RSTable({ items, enableSelection, selected, setSelected, onEdit, onCreateNew }: RSTableProps) {
   const { colors, noNavigation } = useConceptTheme();
   const windowSize = useWindowSize();
 
@@ -132,7 +133,7 @@ function RSTable({ items, selected, setSelected, onEdit, onCreateNew }: RSTableP
       enableHiding
       columnVisibility={columnVisibility}
       onColumnVisibilityChange={setColumnVisibility}
-      enableRowSelection
+      enableRowSelection={enableSelection}
       rowSelection={selected}
       onRowSelectionChange={setSelected}
       noDataComponent={
diff --git a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/GraphToolbar.tsx b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/GraphToolbar.tsx
index e5e3d7f8..6ca123f4 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/GraphToolbar.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/EditorTermGraph/GraphToolbar.tsx
@@ -48,7 +48,7 @@ function GraphToolbar({
         title={!noText ? 'Скрыть текст' : 'Отобразить текст'}
         icon={
           !noText ? (
-            <BiFontFamily size='1.25rem' className='clr-text-success' />
+            <BiFontFamily size='1.25rem' className='clr-text-green' />
           ) : (
             <BiFont size='1.25rem' className='clr-text-primary' />
           )
@@ -61,23 +61,26 @@ function GraphToolbar({
         onClick={onResetViewpoint}
       />
       <MiniButton
-        icon={<BiPlanet size='1.25rem' className={!is3D ? '' : orbit ? 'clr-text-success' : 'clr-text-primary'} />}
+        icon={<BiPlanet size='1.25rem' className={orbit ? 'icon-green' : 'icon-primary'} />}
         title='Анимация вращения'
         disabled={!is3D}
         onClick={toggleOrbit}
       />
-      <MiniButton
-        title='Новая конституента'
-        icon={<BiPlusCircle size='1.25rem' className={isMutable ? 'clr-text-success' : ''} />}
-        disabled={!isMutable}
-        onClick={onCreate}
-      />
-      <MiniButton
-        title='Удалить выбранные'
-        icon={<BiTrash size='1.25rem' className={isMutable && !nothingSelected ? 'clr-text-warning' : ''} />}
-        disabled={!isMutable || nothingSelected}
-        onClick={onDelete}
-      />
+      {isMutable ? (
+        <MiniButton
+          title='Новая конституента'
+          icon={<BiPlusCircle size='1.25rem' className='icon-green' />}
+          onClick={onCreate}
+        />
+      ) : null}
+      {isMutable ? (
+        <MiniButton
+          title='Удалить выбранные'
+          icon={<BiTrash size='1.25rem' className='icon-red' />}
+          disabled={nothingSelected}
+          onClick={onDelete}
+        />
+      ) : null}
       <HelpButton topic={HelpTopic.GRAPH_TERM} className='max-w-[calc(100vw-4rem)]' offset={4} />
     </Overlay>
   );
diff --git a/rsconcept/frontend/src/pages/RSFormPage/RSEditContext.tsx b/rsconcept/frontend/src/pages/RSFormPage/RSEditContext.tsx
index 87553b44..264e4a98 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/RSEditContext.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/RSEditContext.tsx
@@ -12,15 +12,19 @@ import Loader from '@/components/ui/Loader';
 import TextURL from '@/components/ui/TextURL';
 import { useAccessMode } from '@/context/AccessModeContext';
 import { useAuth } from '@/context/AuthContext';
+import { useConceptNavigation } from '@/context/NavigationContext';
 import { useRSForm } from '@/context/RSFormContext';
 import DlgCloneLibraryItem from '@/dialogs/DlgCloneLibraryItem';
 import DlgConstituentaTemplate from '@/dialogs/DlgConstituentaTemplate';
 import DlgCreateCst from '@/dialogs/DlgCreateCst';
+import DlgCreateVersion from '@/dialogs/DlgCreateVersion';
 import DlgDeleteCst from '@/dialogs/DlgDeleteCst';
+import DlgEditVersions from '@/dialogs/DlgEditVersions';
 import DlgEditWordForms from '@/dialogs/DlgEditWordForms';
 import DlgRenameCst from '@/dialogs/DlgRenameCst';
 import DlgSubstituteCst from '@/dialogs/DlgSubstituteCst';
 import DlgUploadRSForm from '@/dialogs/DlgUploadRSForm';
+import { IVersionData } from '@/models/library';
 import { UserAccessMode } from '@/models/miscellaneous';
 import {
   CstType,
@@ -40,6 +44,9 @@ import { EXTEOR_TRS_FILE } from '@/utils/constants';
 interface IRSEditContext {
   schema?: IRSForm;
   isMutable: boolean;
+  isContentEditable: boolean;
+
+  viewVersion: (version?: number) => void;
 
   moveUp: () => void;
   moveDown: () => void;
@@ -58,6 +65,9 @@ interface IRSEditContext {
   download: () => void;
   reindex: () => void;
   substitute: () => void;
+
+  createVersion: () => void;
+  editVersions: () => void;
 }
 
 const RSEditContext = createContext<IRSEditContext | null>(null);
@@ -89,6 +99,7 @@ export const RSEditState = ({
   onDeleteCst,
   children
 }: RSEditStateProps) => {
+  const router = useConceptNavigation();
   const { user } = useAuth();
   const { mode, setMode } = useAccessMode();
   const model = useRSForm();
@@ -102,11 +113,15 @@ export const RSEditState = ({
     );
   }, [user?.is_staff, mode, model.isOwned, model.loading, model.processing]);
 
+  const isContentEditable = useMemo(() => isMutable && !model.isArchive, [isMutable, model.isArchive]);
+
   const [showUpload, setShowUpload] = useState(false);
   const [showClone, setShowClone] = useState(false);
   const [showDeleteCst, setShowDeleteCst] = useState(false);
   const [showEditTerm, setShowEditTerm] = useState(false);
   const [showSubstitute, setShowSubstitute] = useState(false);
+  const [showCreateVersion, setShowCreateVersion] = useState(false);
+  const [showEditVersions, setShowEditVersions] = useState(false);
 
   const [createInitialData, setCreateInitialData] = useState<ICstCreateData>();
   const [showCreateCst, setShowCreateCst] = useState(false);
@@ -131,6 +146,17 @@ export const RSEditState = ({
     [model.schema, setMode, model.isOwned]
   );
 
+  const viewVersion = useCallback(
+    (version?: number) => {
+      if (version) {
+        router.push(`/rsforms/${model.schemaID}?v=${version}`);
+      } else {
+        router.push(`/rsforms/${model.schemaID}`);
+      }
+    },
+    [router, model]
+  );
+
   const handleCreateCst = useCallback(
     (data: ICstCreateData) => {
       if (!model.schema) {
@@ -196,6 +222,39 @@ export const RSEditState = ({
     [model, activeCst]
   );
 
+  const handleCreateVersion = useCallback(
+    (data: IVersionData) => {
+      if (!model.schema) {
+        return;
+      }
+      model.versionCreate(data, newVersion => {
+        toast.success('Версия создана');
+        viewVersion(newVersion);
+      });
+    },
+    [model, viewVersion]
+  );
+
+  const handleDeleteVersion = useCallback(
+    (versionID: number) => {
+      if (!model.schema) {
+        return;
+      }
+      model.versionDelete(versionID, () => toast.success('Версия удалена'));
+    },
+    [model]
+  );
+
+  const handleUpdateVersion = useCallback(
+    (versionID: number, data: IVersionData) => {
+      if (!model.schema) {
+        return;
+      }
+      model.versionUpdate(versionID, data, () => toast.success('Версия обновлена'));
+    },
+    [model]
+  );
+
   const moveUp = useCallback(() => {
     if (!model.schema?.items || selected.length === 0) {
       return;
@@ -348,7 +407,8 @@ export const RSEditState = ({
   }, [model]);
 
   const share = useCallback(() => {
-    const url = window.location.href + '&share';
+    const currentRef = window.location.href;
+    const url = currentRef.includes('?') ? currentRef + '&share' : currentRef + '?share';
     navigator.clipboard
       .writeText(url)
       .then(() => toast.success(`Ссылка скопирована: ${url}`))
@@ -368,6 +428,9 @@ export const RSEditState = ({
       value={{
         schema: model.schema,
         isMutable,
+        isContentEditable,
+
+        viewVersion,
 
         moveUp,
         moveDown,
@@ -385,7 +448,10 @@ export const RSEditState = ({
         share,
         toggleSubscribe,
         reindex,
-        substitute
+        substitute,
+
+        createVersion: () => setShowCreateVersion(true),
+        editVersions: () => setShowEditVersions(true)
       }}
     >
       {model.schema ? (
@@ -436,6 +502,21 @@ export const RSEditState = ({
               onCreate={handleCreateCst}
             />
           ) : null}
+          {showCreateVersion ? (
+            <DlgCreateVersion
+              versions={model.schema.versions}
+              hideWindow={() => setShowCreateVersion(false)}
+              onCreate={handleCreateVersion}
+            />
+          ) : null}
+          {showEditVersions ? (
+            <DlgEditVersions
+              versions={model.schema.versions}
+              hideWindow={() => setShowEditVersions(false)}
+              onDelete={handleDeleteVersion}
+              onUpdate={handleUpdateVersion}
+            />
+          ) : null}
         </AnimatePresence>
       ) : null}
 
diff --git a/rsconcept/frontend/src/pages/RSFormPage/RSTabs.tsx b/rsconcept/frontend/src/pages/RSFormPage/RSTabs.tsx
index bcd28c57..876429de 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/RSTabs.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/RSTabs.tsx
@@ -14,6 +14,7 @@ import { useConceptTheme } from '@/context/ThemeContext';
 import useQueryStrings from '@/hooks/useQueryStrings';
 import { IConstituenta, IConstituentaMeta } from '@/models/rsform';
 import { prefixes, TIMEOUT_UI_REFRESH } from '@/utils/constants';
+import { labelVersion } from '@/utils/labels';
 
 import EditorConstituenta from './EditorConstituenta';
 import EditorRSForm from './EditorRSForm';
@@ -33,6 +34,7 @@ function RSTabs() {
   const router = useConceptNavigation();
   const query = useQueryStrings();
   const activeTab = (Number(query.get('tab')) ?? RSTabID.CARD) as RSTabID;
+  const version = Number(query.get('v')) ?? undefined;
   const cstQuery = query.get('active');
 
   const { schema, loading } = useRSForm();
@@ -82,20 +84,21 @@ function RSTabs() {
       if (!schema) {
         return;
       }
+      const versionStr = version ? `v=${version}&` : '';
       if (activeID) {
         if (tab === activeTab && tab !== RSTabID.CST_EDIT) {
-          router.replace(`/rsforms/${schema.id}?tab=${tab}&active=${activeID}`);
+          router.replace(`/rsforms/${schema.id}?${versionStr}tab=${tab}&active=${activeID}`);
         } else {
-          router.push(`/rsforms/${schema.id}?tab=${tab}&active=${activeID}`);
+          router.push(`/rsforms/${schema.id}?${versionStr}tab=${tab}&active=${activeID}`);
         }
       } else if (tab !== activeTab && tab === RSTabID.CST_EDIT && schema.items.length > 0) {
         activeID = schema.items[0].id;
-        router.replace(`/rsforms/${schema.id}?tab=${tab}&active=${activeID}`);
+        router.replace(`/rsforms/${schema.id}?${versionStr}tab=${tab}&active=${activeID}`);
       } else {
-        router.push(`/rsforms/${schema.id}?tab=${tab}`);
+        router.push(`/rsforms/${schema.id}?${versionStr}tab=${tab}`);
       }
     },
-    [router, schema, activeTab]
+    [router, schema, activeTab, version]
   );
 
   function onSelectTab(index: number) {
@@ -172,10 +175,13 @@ function RSTabs() {
           <TabList className={clsx('mx-auto w-fit', 'flex items-stretch', 'border-b-2 border-x-2 divide-x-2')}>
             <RSTabsMenu onDestroy={onDestroySchema} />
 
-            <TabLabel className='' label='Карточка' title={`Название схемы: ${schema.title ?? ''}`} />
+            <TabLabel
+              label='Карточка'
+              titleHtml={`Название: <b>${schema.title ?? ''}</b><br />Версия: ${labelVersion(schema)}`}
+            />
             <TabLabel
               label='Содержание'
-              title={`Конституент: ${schema.stats?.count_all ?? 0} | Ошибок: ${schema.stats?.count_errors ?? 0}`}
+              titleHtml={`Конституент: ${schema.stats?.count_all ?? 0}<br />Ошибок: ${schema.stats?.count_errors ?? 0}`}
             />
             <TabLabel label='Редактор' />
             <TabLabel label='Граф термов' />
diff --git a/rsconcept/frontend/src/pages/RSFormPage/RSTabsMenu.tsx b/rsconcept/frontend/src/pages/RSFormPage/RSTabsMenu.tsx
index 4486b3ec..bc212b60 100644
--- a/rsconcept/frontend/src/pages/RSFormPage/RSTabsMenu.tsx
+++ b/rsconcept/frontend/src/pages/RSFormPage/RSTabsMenu.tsx
@@ -13,7 +13,7 @@ import {
   BiUpload
 } from 'react-icons/bi';
 import { FiEdit } from 'react-icons/fi';
-import { LuAlertCircle, LuAlertTriangle, LuCrown, LuGlasses, LuReplace } from 'react-icons/lu';
+import { LuAlertTriangle, LuArchive, LuCrown, LuGlasses, LuReplace } from 'react-icons/lu';
 import { VscLibrary } from 'react-icons/vsc';
 
 import Button from '@/components/ui/Button';
@@ -103,10 +103,6 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
     router.push('/login');
   }
 
-  function handleGotoCurrent() {
-    router.push(`/rsforms/${model.schemaID}`);
-  }
-
   return (
     <div className='flex'>
       <div ref={schemaMenu.ref}>
@@ -122,56 +118,64 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
           onClick={schemaMenu.toggle}
         />
         <Dropdown isOpen={schemaMenu.isOpen}>
-          <DropdownButton
-            disabled={(!user || !model.isClaimable) && !model.isOwned}
-            text={model.isOwned ? 'Вы — владелец' : 'Стать владельцем'}
-            icon={<LuCrown size='1rem' className={model.isOwned ? 'clr-text-success' : ''} />}
-            onClick={!model.isOwned && user && model.isClaimable ? handleClaimOwner : undefined}
-          />
+          {user ? (
+            <DropdownButton
+              disabled={!model.isClaimable && !model.isOwned}
+              text={model.isOwned ? 'Вы — владелец' : 'Стать владельцем'}
+              icon={<LuCrown size='1rem' className={model.isOwned ? 'clr-text-green' : ''} />}
+              onClick={!model.isOwned && model.isClaimable ? handleClaimOwner : undefined}
+            />
+          ) : null}
           <DropdownButton
             text='Поделиться'
-            icon={<BiShareAlt size='1rem' className='clr-text-primary' />}
+            icon={<BiShareAlt size='1rem' className='icon-primary' />}
             onClick={handleShare}
           />
-          <DropdownButton
-            disabled={!user}
-            text='Клонировать'
-            icon={<BiDuplicate size='1rem' className='clr-text-primary' />}
-            onClick={handleClone}
-          />
+          {user ? (
+            <DropdownButton
+              disabled={model.isArchive}
+              text='Клонировать'
+              icon={<BiDuplicate size='1rem' className='icon-primary' />}
+              onClick={handleClone}
+            />
+          ) : null}
           <DropdownButton
             text='Выгрузить в Экстеор'
-            icon={<BiDownload size='1rem' className='clr-text-primary' />}
+            icon={<BiDownload size='1rem' className='icon-primary' />}
             onClick={handleDownload}
           />
-          <DropdownButton
-            disabled={!controller.isMutable}
-            text='Загрузить из Экстеора'
-            icon={<BiUpload size='1rem' className={controller.isMutable ? 'clr-text-warning' : ''} />}
-            onClick={handleUpload}
-          />
-          <DropdownButton
-            disabled={!controller.isMutable}
-            text='Удалить схему'
-            icon={<BiTrash size='1rem' className={controller.isMutable ? 'clr-text-warning' : ''} />}
-            onClick={handleDelete}
-          />
-
-          <DropdownButton
-            className='border-t-2'
-            text='Создать новую схему'
-            icon={<BiPlusCircle size='1rem' className='clr-text-url' />}
-            onClick={handleCreateNew}
-          />
+          {user ? (
+            <DropdownButton
+              disabled={!controller.isContentEditable}
+              text='Загрузить из Экстеора'
+              icon={<BiUpload size='1rem' className='icon-red' />}
+              onClick={handleUpload}
+            />
+          ) : null}
+          {controller.isMutable ? (
+            <DropdownButton
+              text='Удалить схему'
+              icon={<BiTrash size='1rem' className='icon-red' />}
+              onClick={handleDelete}
+            />
+          ) : null}
+          {user ? (
+            <DropdownButton
+              className='border-t-2'
+              text='Создать новую схему'
+              icon={<BiPlusCircle size='1rem' className='icon-primary' />}
+              onClick={handleCreateNew}
+            />
+          ) : null}
           <DropdownButton
             text='Библиотека'
-            icon={<VscLibrary size='1rem' className='clr-text-url' />}
+            icon={<VscLibrary size='1rem' className='icon-primary' />}
             onClick={() => router.push('/library')}
           />
         </Dropdown>
       </div>
 
-      {!model.isArchive ? (
+      {!model.isArchive && user ? (
         <div ref={editMenu.ref}>
           <Button
             dense
@@ -181,50 +185,45 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
             title={'Редактирование'}
             hideTitle={editMenu.isOpen}
             className='h-full'
-            icon={
-              <FiEdit
-                size='1.25rem'
-                className={!user ? 'clr-text-controls' : controller.isMutable ? 'clr-text-success' : 'clr-text-warning'}
-              />
-            }
+            icon={<FiEdit size='1.25rem' className={controller.isContentEditable ? 'icon-green' : 'icon-red'} />}
             onClick={editMenu.toggle}
           />
           <Dropdown isOpen={editMenu.isOpen}>
             <DropdownButton
-              disabled={!controller.isMutable}
+              disabled={!controller.isContentEditable}
               text='Сброс имён'
               title='Присвоить порядковые имена и обновить выражения'
-              icon={<BiAnalyse size='1rem' className={controller.isMutable ? 'clr-text-primary' : ''} />}
+              icon={<BiAnalyse size='1rem' className='icon-primary' />}
               onClick={handleReindex}
             />
             <DropdownButton
-              disabled={!controller.isMutable}
+              disabled={!controller.isContentEditable}
               text='Банк выражений'
               title='Создать конституенту из шаблона'
-              icon={<BiDiamond size='1rem' className={controller.isMutable ? 'clr-text-success' : ''} />}
+              icon={<BiDiamond size='1rem' className='icon-green' />}
               onClick={handleTemplates}
             />
             <DropdownButton
-              disabled={!controller.isMutable}
+              disabled={!controller.isContentEditable}
               text='Отождествление'
               title='Заменить вхождения одной конституенты на другую'
-              icon={<LuReplace size='1rem' className={controller.isMutable ? 'clr-text-primary' : ''} />}
+              icon={<LuReplace size='1rem' className='icon-primary' />}
               onClick={handleSubstituteCst}
             />
           </Dropdown>
         </div>
       ) : null}
-      {model.isArchive ? (
+      {model.isArchive && user ? (
         <Button
           dense
           noBorder
           noOutline
           tabIndex={-1}
-          title={'Редактирование запрещено - Архив'}
+          titleHtml='<b>Архив</b>: Редактирование запрещено<br />Перейти к актуальной версии'
           hideTitle={accessMenu.isOpen}
           className='h-full'
-          icon={<LuAlertCircle size='1.25rem' className='clr-text-primary' />}
-          onClick={handleGotoCurrent}
+          icon={<LuArchive size='1.25rem' className='icon-primary' />}
+          onClick={() => controller.viewVersion(undefined)}
         />
       ) : null}
 
@@ -240,11 +239,11 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
             className='h-full pr-2'
             icon={
               mode === UserAccessMode.ADMIN ? (
-                <BiMeteor size='1.25rem' className='clr-text-primary' />
+                <BiMeteor size='1.25rem' className='icon-primary' />
               ) : mode === UserAccessMode.OWNER ? (
-                <LuCrown size='1.25rem' className='clr-text-primary' />
+                <LuCrown size='1.25rem' className='icon-primary' />
               ) : (
-                <LuGlasses size='1.25rem' className='clr-text-primary' />
+                <LuGlasses size='1.25rem' className='icon-primary' />
               )
             }
             onClick={accessMenu.toggle}
@@ -253,21 +252,21 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
             <DropdownButton
               text={labelAccessMode(UserAccessMode.READER)}
               title={describeAccessMode(UserAccessMode.READER)}
-              icon={<LuGlasses size='1rem' className='clr-text-primary' />}
+              icon={<LuGlasses size='1rem' className='icon-primary' />}
               onClick={() => handleChangeMode(UserAccessMode.READER)}
             />
             <DropdownButton
               disabled={!model.isOwned}
               text={labelAccessMode(UserAccessMode.OWNER)}
               title={describeAccessMode(UserAccessMode.OWNER)}
-              icon={<LuCrown size='1rem' className={model.isOwned ? 'clr-text-primary' : ''} />}
+              icon={<LuCrown size='1rem' className='icon-primary' />}
               onClick={() => handleChangeMode(UserAccessMode.OWNER)}
             />
             <DropdownButton
               disabled={!user?.is_staff}
               text={labelAccessMode(UserAccessMode.ADMIN)}
               title={describeAccessMode(UserAccessMode.ADMIN)}
-              icon={<BiMeteor size='1rem' className={user?.is_staff ? 'clr-text-primary' : ''} />}
+              icon={<BiMeteor size='1rem' className='icon-primary' />}
               onClick={() => handleChangeMode(UserAccessMode.ADMIN)}
             />
           </Dropdown>
@@ -279,10 +278,10 @@ function RSTabsMenu({ onDestroy }: RSTabsMenuProps) {
           noBorder
           noOutline
           tabIndex={-1}
-          title={'Анонимный режим. Чтобы использовать все функции войдите в Портал'}
+          titleHtml='<b>Анонимный режим</b><br />Войти в Портал'
           hideTitle={accessMenu.isOpen}
           className='h-full pr-2'
-          icon={<LuAlertTriangle size='1.25rem' className='clr-text-warning' />}
+          icon={<LuAlertTriangle size='1.25rem' className='icon-red' />}
           onClick={handleLogin}
         />
       ) : null}
diff --git a/rsconcept/frontend/src/pages/RestorePasswordPage.tsx b/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
index 6d7cd886..264d90ac 100644
--- a/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
+++ b/rsconcept/frontend/src/pages/RestorePasswordPage.tsx
@@ -15,7 +15,7 @@ import { classnames } from '@/utils/constants';
 
 function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 400) {
-    return <div className='mt-6 text-sm select-text clr-text-warning'>Данный email не используется на Портале.</div>;
+    return <div className='mt-6 text-sm select-text clr-text-red'>Данный email не используется на Портале.</div>;
   } else {
     return <InfoError error={error} />;
   }
diff --git a/rsconcept/frontend/src/pages/UserProfilePage/EditorPassword.tsx b/rsconcept/frontend/src/pages/UserProfilePage/EditorPassword.tsx
index cb53389e..fe2495ac 100644
--- a/rsconcept/frontend/src/pages/UserProfilePage/EditorPassword.tsx
+++ b/rsconcept/frontend/src/pages/UserProfilePage/EditorPassword.tsx
@@ -15,7 +15,7 @@ import { IUserUpdatePassword } from '@/models/library';
 
 function ProcessError({ error }: { error: ErrorData }): React.ReactElement {
   if (axios.isAxiosError(error) && error.response && error.response.status === 400) {
-    return <div className='text-sm select-text clr-text-warning'>Неверно введен старый пароль</div>;
+    return <div className='text-sm select-text clr-text-red'>Неверно введен старый пароль</div>;
   } else {
     return <InfoError error={error} />;
   }
diff --git a/rsconcept/frontend/src/pages/UserProfilePage/ViewSubscriptions.tsx b/rsconcept/frontend/src/pages/UserProfilePage/ViewSubscriptions.tsx
index 379d5de8..95f77204 100644
--- a/rsconcept/frontend/src/pages/UserProfilePage/ViewSubscriptions.tsx
+++ b/rsconcept/frontend/src/pages/UserProfilePage/ViewSubscriptions.tsx
@@ -46,7 +46,7 @@ function ViewSubscriptions({ items }: ViewSubscriptionsProps) {
         size: 150,
         maxSize: 150,
         cell: props => (
-          <div className='text-sm whitespace-nowrap'>{new Date(props.cell.getValue()).toLocaleString(intl.locale)}</div>
+          <div className='text-sm whitespace-nowrap'>{new Date(props.getValue()).toLocaleString(intl.locale)}</div>
         ),
         enableSorting: true
       })
diff --git a/rsconcept/frontend/src/styling/styles.css b/rsconcept/frontend/src/styling/styles.css
index 0c76b4f0..a5b49860 100644
--- a/rsconcept/frontend/src/styling/styles.css
+++ b/rsconcept/frontend/src/styling/styles.css
@@ -161,17 +161,35 @@
     }
   }
 
-  .clr-text-warning {
+  .clr-text-red {
     color: var(--cl-red-fg-100);
     .dark & {
       color: var(--cd-red-fg-100);
     }
   }
 
-  .clr-text-success {
+  .clr-text-green {
     color: var(--cl-green-fg-100);
     .dark & {
       color: var(--cd-green-fg-100);
     }
   }
+
+  .icon-primary {
+    :not([disabled]) > & {
+      @apply clr-text-primary;
+    }
+  }
+
+  .icon-red {
+    :not([disabled]) > & {
+      @apply clr-text-red;
+    }
+  }
+
+  .icon-green {
+    :not([disabled]) > & {
+      @apply clr-text-green;
+    }
+  }
 }
diff --git a/rsconcept/frontend/src/utils/backendAPI.ts b/rsconcept/frontend/src/utils/backendAPI.ts
index 1ad78a5e..30bffd4a 100644
--- a/rsconcept/frontend/src/utils/backendAPI.ts
+++ b/rsconcept/frontend/src/utils/backendAPI.ts
@@ -226,8 +226,8 @@ export function getRSFormDetails(target: string, version: string, request: Front
     });
   } else {
     AxiosGet({
-      title: `RSForm details for id=${target}`,
-      endpoint: `/api/rsforms/${target}/versions/{version}`,
+      title: `RSForm details for id=${target} version=${version}`,
+      endpoint: `/api/rsforms/${target}/versions/${version}`,
       request: request
     });
   }
@@ -273,13 +273,22 @@ export function deleteUnsubscribe(target: string, request: FrontAction) {
   });
 }
 
-export function getTRSFile(target: string, request: FrontPull<Blob>) {
-  AxiosGet({
-    title: `RSForm TRS file for id=${target}`,
-    endpoint: `/api/rsforms/${target}/export-trs`,
-    request: request,
-    options: { responseType: 'blob' }
-  });
+export function getTRSFile(target: string, version: string, request: FrontPull<Blob>) {
+  if (!version) {
+    AxiosGet({
+      title: `RSForm TRS file for id=${target}`,
+      endpoint: `/api/rsforms/${target}/export-trs`,
+      request: request,
+      options: { responseType: 'blob' }
+    });
+  } else {
+    AxiosGet({
+      title: `RSForm TRS file for id=${target} version=${version}`,
+      endpoint: `/api/versions/${version}/export-file`,
+      request: request,
+      options: { responseType: 'blob' }
+    });
+  }
 }
 
 export function postNewConstituenta(schema: string, request: FrontExchange<ICstCreateData, ICstCreatedResponse>) {
diff --git a/rsconcept/frontend/src/utils/labels.ts b/rsconcept/frontend/src/utils/labels.ts
index d47f6378..f35c461a 100644
--- a/rsconcept/frontend/src/utils/labels.ts
+++ b/rsconcept/frontend/src/utils/labels.ts
@@ -6,7 +6,7 @@
  */
 import { GramData, Grammeme, ReferenceType } from '@/models/language';
 import { CstMatchMode, DependencyMode, HelpTopic, LibraryFilterStrategy, UserAccessMode } from '@/models/miscellaneous';
-import { CstClass, CstType, ExpressionStatus, IConstituenta } from '@/models/rsform';
+import { CstClass, CstType, ExpressionStatus, IConstituenta, IRSForm } from '@/models/rsform';
 import {
   IArgumentInfo,
   IRSErrorDescription,
@@ -62,6 +62,14 @@ export function labelConstituenta(cst: IConstituenta) {
   return `${cst.alias}: ${describeConstituenta(cst)}`;
 }
 
+/**
+ * Generates label for {@link IVersionInfo} of {@link IRSForm}.
+ */
+export function labelVersion(schema?: IRSForm) {
+  const version = schema?.versions.find(ver => ver.id === schema.version);
+  return version ? version.version : 'актуальная';
+}
+
 /**
  * Retrieves label for {@link TokenID}.
  */