diff --git a/rsconcept/frontend/src/components/DomainIcons.tsx b/rsconcept/frontend/src/components/DomainIcons.tsx
index 514a1d80..8798d645 100644
--- a/rsconcept/frontend/src/components/DomainIcons.tsx
+++ b/rsconcept/frontend/src/components/DomainIcons.tsx
@@ -75,7 +75,7 @@ export function SubfoldersIcon({ value, size = '1.25rem', className }: DomIconPr
   if (value) {
     return <IconSubfolders size={size} className={className ?? 'clr-text-green'} />;
   } else {
-    return <IconSubfolders size={size} className={className ?? 'clr-text-controls'} />;
+    return <IconSubfolders size={size} className={className ?? 'clr-text-primary'} />;
   }
 }
 
diff --git a/rsconcept/frontend/src/components/Icons.tsx b/rsconcept/frontend/src/components/Icons.tsx
index 7886265a..9ce4274e 100644
--- a/rsconcept/frontend/src/components/Icons.tsx
+++ b/rsconcept/frontend/src/components/Icons.tsx
@@ -34,6 +34,7 @@ export { LuMoon           as IconDarkTheme }      from 'react-icons/lu';
 export { LuSun            as IconLightTheme }     from 'react-icons/lu';
 export { LuFolderTree     as IconFolderTree }     from 'react-icons/lu';
 export { LuFolder         as IconFolder }         from 'react-icons/lu';
+export { LuFolderSearch   as IconFolderSearch }   from 'react-icons/lu';
 export { LuFolders        as IconSubfolders }     from 'react-icons/lu';
 export { LuFolderEdit     as IconFolderEdit }     from 'react-icons/lu';
 export { LuFolderOpen     as IconFolderOpened }   from 'react-icons/lu';
@@ -57,6 +58,7 @@ export { PiFileCsv        as IconCSV }            from 'react-icons/pi';
 export { LuUserCircle2    as IconUser }           from 'react-icons/lu';
 export { FaCircleUser     as IconUser2 }          from 'react-icons/fa6';
 export { TbUserEdit       as IconEditor }         from 'react-icons/tb';
+export { TbUserSearch     as IconUserSearch }     from 'react-icons/tb';
 export { LuCrown          as IconOwner }          from 'react-icons/lu';
 export { TbMeteor         as IconAdmin }          from 'react-icons/tb';
 export { TbMeteorOff      as IconAdminOff }       from 'react-icons/tb';
diff --git a/rsconcept/frontend/src/models/miscellaneous.ts b/rsconcept/frontend/src/models/miscellaneous.ts
index 94d2eae3..fa401a17 100644
--- a/rsconcept/frontend/src/models/miscellaneous.ts
+++ b/rsconcept/frontend/src/models/miscellaneous.ts
@@ -6,6 +6,7 @@ import { Node } from 'reactflow';
 
 import { LibraryItemType, LocationHead } from './library';
 import { IOperation } from './oss';
+import { UserID } from './user';
 
 /**
  * Represents graph dependency mode.
@@ -182,6 +183,7 @@ export interface ILibraryFilter {
   isVisible?: boolean;
   isOwned?: boolean;
   isEditor?: boolean;
+  filterUser?: UserID;
 }
 
 /**
diff --git a/rsconcept/frontend/src/pages/LibraryPage/LibraryPage.tsx b/rsconcept/frontend/src/pages/LibraryPage/LibraryPage.tsx
index d1b95b3c..d119270d 100644
--- a/rsconcept/frontend/src/pages/LibraryPage/LibraryPage.tsx
+++ b/rsconcept/frontend/src/pages/LibraryPage/LibraryPage.tsx
@@ -16,6 +16,7 @@ import DlgChangeLocation from '@/dialogs/DlgChangeLocation';
 import useLocalStorage from '@/hooks/useLocalStorage';
 import { ILibraryItem, IRenameLocationData, LocationHead } from '@/models/library';
 import { ILibraryFilter } from '@/models/miscellaneous';
+import { UserID } from '@/models/user';
 import { storage } from '@/utils/constants';
 import { information } from '@/utils/labels';
 import { convertToCSV, toggleTristateFlag } from '@/utils/utils';
@@ -36,8 +37,9 @@ function LibraryPage() {
   const [head, setHead] = useLocalStorage<LocationHead | undefined>(storage.librarySearchHead, undefined);
   const [subfolders, setSubfolders] = useLocalStorage<boolean>(storage.librarySearchSubfolders, false);
   const [isVisible, setIsVisible] = useLocalStorage<boolean | undefined>(storage.librarySearchVisible, true);
-  const [isOwned, setIsOwned] = useLocalStorage<boolean | undefined>(storage.librarySearchEditor, undefined);
+  const [isOwned, setIsOwned] = useLocalStorage<boolean | undefined>(storage.librarySearchOwned, undefined);
   const [isEditor, setIsEditor] = useLocalStorage<boolean | undefined>(storage.librarySearchEditor, undefined);
+  const [filterUser, setFilterUser] = useLocalStorage<UserID | undefined>(storage.librarySearchUser, undefined);
   const [showRenameLocation, setShowRenameLocation] = useState(false);
 
   const filter: ILibraryFilter = useMemo(
@@ -50,9 +52,22 @@ function LibraryPage() {
       isVisible: user ? isVisible : true,
       folderMode: options.folderMode,
       subfolders: subfolders,
-      location: options.location
+      location: options.location,
+      filterUser: filterUser
     }),
-    [head, path, query, isEditor, isOwned, isVisible, user, options.folderMode, options.location, subfolders]
+    [
+      head,
+      path,
+      query,
+      isEditor,
+      isOwned,
+      isVisible,
+      user,
+      options.folderMode,
+      options.location,
+      subfolders,
+      filterUser
+    ]
   );
 
   const hasCustomFilter = useMemo(
@@ -63,6 +78,7 @@ function LibraryPage() {
       filter.isEditor !== undefined ||
       filter.isOwned !== undefined ||
       filter.isVisible !== true ||
+      filter.filterUser !== undefined ||
       !!filter.location,
     [filter]
   );
@@ -84,8 +100,9 @@ function LibraryPage() {
     setIsVisible(true);
     setIsOwned(undefined);
     setIsEditor(undefined);
+    setFilterUser(undefined);
     options.setLocation('');
-  }, [setHead, setIsVisible, setIsOwned, setIsEditor, options.setLocation]);
+  }, [setHead, setIsVisible, setIsOwned, setIsEditor, setFilterUser, options.setLocation]);
 
   const promptRenameLocation = useCallback(() => {
     setShowRenameLocation(true);
@@ -186,6 +203,8 @@ function LibraryPage() {
         toggleVisible={toggleVisible}
         isEditor={isEditor}
         toggleEditor={toggleEditor}
+        filterUser={filterUser}
+        setFilterUser={setFilterUser}
         resetFilter={resetFilter}
         folderMode={options.folderMode}
         toggleFolderMode={toggleFolderMode}
diff --git a/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx b/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
index 4c33ba7c..714b3bd3 100644
--- a/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
+++ b/rsconcept/frontend/src/pages/LibraryPage/ToolbarSearch.tsx
@@ -1,19 +1,31 @@
 'use client';
 
 import clsx from 'clsx';
-import { useCallback } from 'react';
+import { motion } from 'framer-motion';
+import { useCallback, useMemo } from 'react';
 
 import { LocationIcon, VisibilityIcon } from '@/components/DomainIcons';
-import { IconEditor, IconFilterReset, IconFolder, IconFolderTree, IconOwner } from '@/components/Icons';
+import {
+  IconEditor,
+  IconFilterReset,
+  IconFolder,
+  IconFolderSearch,
+  IconFolderTree,
+  IconOwner,
+  IconUserSearch
+} from '@/components/Icons';
 import { CProps } from '@/components/props';
+import SelectUser from '@/components/select/SelectUser';
 import Dropdown from '@/components/ui/Dropdown';
 import DropdownButton from '@/components/ui/DropdownButton';
 import MiniButton from '@/components/ui/MiniButton';
 import SearchBar from '@/components/ui/SearchBar';
 import SelectorButton from '@/components/ui/SelectorButton';
-import { useAuth } from '@/context/AuthContext';
+import { useUsers } from '@/context/UsersContext';
 import useDropdown from '@/hooks/useDropdown';
 import { LocationHead } from '@/models/library';
+import { UserID } from '@/models/user';
+import { animateDropdownItem } from '@/styling/animations';
 import { prefixes } from '@/utils/constants';
 import { describeLocationHead, labelLocationHead } from '@/utils/labels';
 import { tripleToggleColor } from '@/utils/utils';
@@ -39,6 +51,9 @@ interface ToolbarSearchProps {
   toggleOwned: () => void;
   isEditor: boolean | undefined;
   toggleEditor: () => void;
+  filterUser: UserID | undefined;
+  setFilterUser: React.Dispatch<React.SetStateAction<UserID | undefined>>;
+
   resetFilter: () => void;
 }
 
@@ -63,10 +78,19 @@ function ToolbarSearch({
   toggleOwned,
   isEditor,
   toggleEditor,
+  filterUser,
+  setFilterUser,
+
   resetFilter
 }: ToolbarSearchProps) {
-  const { user } = useAuth();
   const headMenu = useDropdown();
+  const userMenu = useDropdown();
+  const { users } = useUsers();
+
+  const userActive = useMemo(
+    () => isOwned !== undefined || isEditor !== undefined || filterUser !== undefined,
+    [isOwned, isEditor, filterUser]
+  );
 
   const handleChange = useCallback(
     (newValue: LocationHead | undefined) => {
@@ -106,7 +130,7 @@ function ToolbarSearch({
       <div
         className={clsx(
           'ml-3 pt-1 self-center',
-          'min-w-[4.5rem] sm:min-w-[5.5rem]',
+          'min-w-[4.5rem] sm:min-w-[7.4rem]',
           'select-none',
           'whitespace-nowrap'
         )}
@@ -114,41 +138,58 @@ function ToolbarSearch({
         {filtered} из {total}
       </div>
 
-      {user ? (
-        <div className='cc-icons'>
-          <MiniButton
-            title='Видимость'
-            icon={<VisibilityIcon value={true} className={tripleToggleColor(isVisible)} />}
-            onClick={toggleVisible}
-          />
+      <div className='cc-icons'>
+        <MiniButton
+          title='Видимость'
+          icon={<VisibilityIcon value={true} className={tripleToggleColor(isVisible)} />}
+          onClick={toggleVisible}
+        />
 
+        <div ref={userMenu.ref} className='flex'>
           <MiniButton
-            title='Я - Владелец'
-            icon={<IconOwner size='1.25rem' className={tripleToggleColor(isOwned)} />}
-            onClick={toggleOwned}
-          />
-
-          <MiniButton
-            title='Я - Редактор'
-            icon={<IconEditor size='1.25rem' className={tripleToggleColor(isEditor)} />}
-            onClick={toggleEditor}
-          />
-
-          <MiniButton
-            title='Сбросить фильтры'
-            icon={<IconFilterReset size='1.25rem' className='icon-primary' />}
-            onClick={resetFilter}
-            disabled={!hasCustomFilter}
+            title='Поиск пользователя'
+            hideTitle={userMenu.isOpen}
+            icon={<IconUserSearch size='1.25rem' className={userActive ? 'icon-green' : 'icon-primary'} />}
+            onClick={userMenu.toggle}
           />
+          <Dropdown isOpen={userMenu.isOpen}>
+            <DropdownButton
+              text='Я - Владелец'
+              icon={<IconOwner size='1.25rem' className={tripleToggleColor(isOwned)} />}
+              onClick={toggleOwned}
+            />
+            <DropdownButton
+              text='Я - Редактор'
+              icon={<IconEditor size='1.25rem' className={tripleToggleColor(isEditor)} />}
+              onClick={toggleEditor}
+            />
+            <motion.div className='px-1 pb-1' variants={animateDropdownItem}>
+              <SelectUser
+                noBorder
+                placeholder='Выберите автора'
+                className='min-w-[15rem] text-sm'
+                items={users}
+                value={filterUser}
+                onSelectValue={setFilterUser}
+              />
+            </motion.div>
+          </Dropdown>
         </div>
-      ) : null}
 
-      <div className='flex h-full'>
+        <MiniButton
+          title='Сбросить фильтры'
+          icon={<IconFilterReset size='1.25rem' className='icon-primary' />}
+          onClick={resetFilter}
+          disabled={!hasCustomFilter}
+        />
+      </div>
+
+      <div className='flex h-full flex-grow pr-4'>
         <SearchBar
           id='library_search'
           placeholder='Поиск'
           noBorder
-          className='min-w-[7rem] sm:min-w-[10rem]'
+          className={clsx('min-w-[7rem] sm:min-w-[10rem] max-w-[20rem]', folderMode && 'flex-grow')}
           value={query}
           onChange={setQuery}
         />
@@ -163,7 +204,7 @@ function ToolbarSearch({
                 head ? (
                   <LocationIcon value={head} size='1.25rem' />
                 ) : (
-                  <IconFolder size='1.25rem' className='clr-text-controls' />
+                  <IconFolderSearch size='1.25rem' className='clr-text-controls' />
                 )
               }
               onClick={handleFolderClick}
@@ -171,7 +212,7 @@ function ToolbarSearch({
             />
 
             <Dropdown isOpen={headMenu.isOpen} stretchLeft className='z-modalTooltip'>
-              <DropdownButton className='w-[10rem]' title='Переключение в режим Проводник' onClick={handleToggleFolder}>
+              <DropdownButton title='Переключение в режим Проводник' onClick={handleToggleFolder}>
                 <div className='inline-flex items-center gap-3'>
                   <IconFolderTree size='1rem' className='clr-text-controls' />
                   <span>проводник...</span>
@@ -207,7 +248,7 @@ function ToolbarSearch({
             placeholder='Путь'
             noIcon
             noBorder
-            className='min-w-[4.5rem] sm:min-w-[5rem]'
+            className='w-[4.5rem] sm:w-[5rem] flex-grow'
             value={path}
             onChange={setPath}
           />
diff --git a/rsconcept/frontend/src/pages/LibraryPage/ViewSideLocation.tsx b/rsconcept/frontend/src/pages/LibraryPage/ViewSideLocation.tsx
index 1e604240..91e53640 100644
--- a/rsconcept/frontend/src/pages/LibraryPage/ViewSideLocation.tsx
+++ b/rsconcept/frontend/src/pages/LibraryPage/ViewSideLocation.tsx
@@ -89,13 +89,18 @@ function ViewSideLocation({
           place='right-start'
         />
         <div className='cc-icons'>
+          {canRename ? (
+            <MiniButton
+              icon={<IconFolderEdit size='1.25rem' className='icon-primary' />}
+              titleHtml='<b>Редактирование пути</b><br/>Перемещаются только Ваши схемы<br/>в указанной папке (и подпапках)'
+              onClick={onRenameLocation}
+            />
+          ) : null}
           <MiniButton
-            icon={<IconFolderEdit size='1.25rem' className='icon-primary' />}
-            titleHtml='<b>Редактирование пути</b><br/>Перемещаются только Ваши схемы<br/>в указанной папке (и подпапках)'
-            onClick={onRenameLocation}
-            disabled={!canRename}
+            title='Вложенные папки' // prettier: split-lines
+            icon={<SubfoldersIcon value={subfolders} />}
+            onClick={toggleSubfolders}
           />
-          <MiniButton title='Вложенные папки' icon={<SubfoldersIcon value={subfolders} />} onClick={toggleSubfolders} />
           <MiniButton
             icon={<IconFolderTree size='1.25rem' className='icon-green' />}
             title='Переключение в режим Поиск'
diff --git a/rsconcept/frontend/src/pages/ManualsPage/items/ui/HelpLibrary.tsx b/rsconcept/frontend/src/pages/ManualsPage/items/ui/HelpLibrary.tsx
index 1b534ad0..4e324567 100644
--- a/rsconcept/frontend/src/pages/ManualsPage/items/ui/HelpLibrary.tsx
+++ b/rsconcept/frontend/src/pages/ManualsPage/items/ui/HelpLibrary.tsx
@@ -5,6 +5,7 @@ import {
   IconFolderEdit,
   IconFolderEmpty,
   IconFolderOpened,
+  IconFolderSearch,
   IconFolderTree,
   IconOSS,
   IconRSForm,
@@ -12,7 +13,8 @@ import {
   IconShow,
   IconSortAsc,
   IconSortDesc,
-  IconSubfolders
+  IconSubfolders,
+  IconUserSearch
 } from '@/components/Icons';
 import LinkTopic from '@/components/ui/LinkTopic';
 import { useConceptOptions } from '@/context/ConceptOptionsContext';
@@ -43,11 +45,14 @@ function HelpLibrary() {
         <IconSortAsc size='1rem' className='inline-icon' />
         <IconSortDesc size='1rem' className='inline-icon' /> сортировка по клику на заголовок таблицы
       </li>
+      <li>
+        <IconUserSearch size='1rem' className='inline-icon' /> фильтр по пользователю
+      </li>
       <li>
         <IconSearch size='1rem' className='inline-icon' /> фильтр по названию и шифру
       </li>
       <li>
-        <IconFolder size='1rem' className='inline-icon' /> фильтр по расположению
+        <IconFolderSearch size='1rem' className='inline-icon' /> фильтр по расположению
       </li>
       <li>
         <IconFilterReset size='1rem' className='inline-icon' /> сбросить фильтры
diff --git a/rsconcept/frontend/src/utils/constants.ts b/rsconcept/frontend/src/utils/constants.ts
index 97e09d12..8e3bd831 100644
--- a/rsconcept/frontend/src/utils/constants.ts
+++ b/rsconcept/frontend/src/utils/constants.ts
@@ -117,6 +117,7 @@ export const storage = {
   librarySearchVisible: 'library.search.visible',
   librarySearchOwned: 'library.search.owned',
   librarySearchEditor: 'library.search.editor',
+  librarySearchUser: 'library.search.user',
   libraryPagination: 'library.pagination',
 
   rsgraphFilter: 'rsgraph.filter2',
diff --git a/rsconcept/frontend/src/utils/labels.ts b/rsconcept/frontend/src/utils/labels.ts
index 2b4e5f1d..6377647a 100644
--- a/rsconcept/frontend/src/utils/labels.ts
+++ b/rsconcept/frontend/src/utils/labels.ts
@@ -362,11 +362,11 @@ export function describeExpressionStatus(status: ExpressionStatus): string {
 export function labelHelpTopic(topic: HelpTopic): string {
   // prettier-ignore
   switch (topic) {
-    case HelpTopic.MAIN:            return 'Портал';
+    case HelpTopic.MAIN:            return '🏠 Портал';
 
-    case HelpTopic.THESAURUS:       return 'Тезаурус';
+    case HelpTopic.THESAURUS:       return '📖 Тезаурус';
 
-    case HelpTopic.INTERFACE:       return 'Интерфейс';
+    case HelpTopic.INTERFACE:       return '🦄 Интерфейс';
     case HelpTopic.UI_LIBRARY:      return 'Библиотека';
     case HelpTopic.UI_RS_MENU:      return 'Меню схемы';
     case HelpTopic.UI_RS_CARD:      return 'Карточка схемы';
@@ -378,7 +378,7 @@ export function labelHelpTopic(topic: HelpTopic): string {
     case HelpTopic.UI_CST_CLASS:    return 'Класс конституенты';
     case HelpTopic.UI_OSS_GRAPH:    return 'Граф синтеза';
 
-    case HelpTopic.CONCEPTUAL:      return 'Концептуализация';
+    case HelpTopic.CONCEPTUAL:      return '♨️ Концептуализация';
     case HelpTopic.CC_SYSTEM:       return 'Система определений';
     case HelpTopic.CC_CONSTITUENTA: return 'Конституента';
     case HelpTopic.CC_RELATIONS:    return 'Связи понятий';
@@ -386,24 +386,24 @@ export function labelHelpTopic(topic: HelpTopic): string {
     case HelpTopic.CC_OSS:          return 'Операционная схема';
     case HelpTopic.CC_PROPAGATION:  return 'Сквозные изменения';
 
-    case HelpTopic.RSLANG:          return 'Экспликация';
+    case HelpTopic.RSLANG:          return '🚀 Экспликация';
     case HelpTopic.RSL_TYPES:       return 'Типизация';
     case HelpTopic.RSL_CORRECT:     return 'Переносимость';
     case HelpTopic.RSL_INTERPRET:   return 'Интерпретируемость';
     case HelpTopic.RSL_OPERATIONS:  return 'Операции';
     case HelpTopic.RSL_TEMPLATES:   return 'Банк выражений';
 
-    case HelpTopic.TERM_CONTROL:    return 'Терминологизация';
-    case HelpTopic.ACCESS:          return 'Доступы';
-    case HelpTopic.VERSIONS:        return 'Версионирование';
+    case HelpTopic.TERM_CONTROL:    return '🪸 Терминологизация';
+    case HelpTopic.ACCESS:          return '👀 Доступы';
+    case HelpTopic.VERSIONS:        return '🏺 Версионирование';
 
-    case HelpTopic.INFO:            return 'Информация';
+    case HelpTopic.INFO:            return '📰 Информация';
     case HelpTopic.INFO_RULES:      return 'Правила';
     case HelpTopic.INFO_CONTRIB:    return 'Разработчики';
     case HelpTopic.INFO_PRIVACY:    return 'Обработка данных';
     case HelpTopic.INFO_API:        return 'REST API';
 
-    case HelpTopic.EXTEOR:          return 'Экстеор';
+    case HelpTopic.EXTEOR:          return '🖥️ Экстеор';
   }
 }