🚀 LibreChat v0.8.2-rc1

What's Changed

🏞️ Highlights

👐 Major Accessibility Overhaul - Extensive improvements to meet WCAG standards
- Better screen reader support, keyboard navigation, focus management, and contrast ratios
🏗️ Dynamic MCP Server Management - Add, configure, and share MCP servers directly from the UI with access control
📌 Pin Your Favorites - Pin frequently used agents and models to the sidebar for quick access
🔐 Improved MCP Authentication - Legacy OAuth Support and other authentication fixes
⌛ Temporary Chat Default - Set temporary chat as your default mode in user settings
🪨 AWS Bedrock Proxy Support - Configure proxy settings for AWS Bedrock endpoints
📦 Latest Packages for Express.js v5 and MCP SDK

✨ Features

🪨 feat: Add PROXY support for AWS Bedrock endpoints (#8871) by @arthurian in #8871
💻 feat: Deeper MCP UI integration in the Chat UI (#9669) by @samuelpath in #9669
🪟 feat: DataTable update + Various UI enhancements (#9698) by @berry-13 in #9698
📌 feat: Pin Agents and Models in the Sidebar (#10634) by @berry-13 in #10634
⚙️ feat: add conditional visibility for model selector based on startup config (#10729) by @berry-13 in #10729
📌 feat: Add Support for Persistable (Non-Dismissible) Banners (#10730) by @berry-13 in #10730
⌛ feat: Add Default Temporary Chat User Setting (#10731) by @berry-13 in #10731
🛠️ feat: Add Config Validation Bypass & Improve Error Handling (#10733) by @berry-13 in #10733
🏗️ feat: Dynamic MCP Server Infrastructure with Access Control (#10787) by @atefbellaaj-at-slalom in #10787
⚙️ feat: Add configurable trust checkbox labels for MCP Server Dialog (#10820) by @atefbellaaj-at-slalom in #10820
🔒 feat: Encrypt MCP server OAuth client secrets (#10846) by @atefbellaaj-at-slalom in #10846
🔍 feat: Add Filter to MCP Builder Panel (#10885) by @atefbellaaj-at-slalom in #10885
🛜 feat: Support Legacy OAuth Servers without .well-known Metadata (#10917) by @danny-avila in #10917
🚏 feat: Rate Limit Error handling in MCPConnection (#10921) by @danny-avila in #10921
🔐 feat: Add API key authentication support for MCP servers (#10936) by @atefbellaaj-at-slalom in #10936
💬 feat: Improve speech recognition UX for unsupported browsers (#10964) by @berry-13 in #10964
🔐 feat: MCP Server Auth UX with Dynamic Detection & Manual OAuth (#10978) by @atefbellaaj-at-slalom in #10978

♿ Accessibility

⛓️‍💥 feat: More Accessible Login Page Links (#10997) by @dustinhealy in #10997
🏃 feat: Keep Modals Open on Escape in Dropdown Menus (#10975) by @dustinhealy in #10975
🛗 fix: Address Accessibility Issues - Axe Rating: Serious (#10521) by @dustinhealy in #10521
🛂 fix: Address Accessibility Issues - Axe Rating: Moderate (#10607) by @dustinhealy in #10607
ℹ️ feat: Scrollable InfoHoverCard Content (#10693) by @dustinhealy in #10693
🧰 feat: Accessible MCP Tool Lists (#10695) by @dustinhealy in #10695
🖊️ fix: Add left border accent to active conversation for WCAG 1.4.11 compliance (#10696) by @danny-avila in #10696
🎛️ feat: Better Preset Menu Accessibility (#10734) by @dustinhealy in #10734
🗣 feat: MCP Status Accessibility Improvements (#10738) by @dustinhealy in #10738
🔇 fix: Hide Button Icons from Screen Readers (#10776) by @dlew in #10776
🦻 fix: Standardize Message Aria Labels for Assistive Technology (#10796) by @dlew in #10796
☰ fix: Side Panel Accessibility Improvements (#10830) by @dustinhealy in #10830
📂 fix: My Files Modal Accessibility Improvements (#10844) by @dustinhealy in #10844
📢 fix: Better Prompt Search Result Announcements (#10848) by @dustinhealy in #10848
🔗 fix: Shared Links Accessibility Improvements (#10850) by @dustinhealy in #10850
ℹ️ feat: Dismissible Tooltips in Modals (#10851) by @dustinhealy in #10851
🚹 feat: Miscellaneous Accessibility Improvements (#10913) by @dustinhealy in #10913
🪪 style: Improve a11y of Agent Cards in Marketplace (#10957) by @danny-avila in #10957
↕️ feat: Improve Sorting Accessibility in Archived Chats and Shared Links Modals (#10973) by @dustinhealy in #10973
ᯤ fix: Better Contrast on Filter Icons in DataTables (#10974) by @dustinhealy in #10974

🐛 Bug Fixes

📂 fix: Extend MIME Type Support for Developer Code Files (#10908) by @Gerald-M in #10908
🔄 fix: Resolve Infinite Refresh Loop on OpenID Provider/Database Switch (#11002) by @danny-avila in #11002
🪵 fix: Standardize Logging Directory with Environment-Aware Resolution (#11000) by @danny-avila in #11000
🎛️ fix: Show ModelSelector and Header Buttons Regression from #10521 (#10690) by @dustinhealy in #10690
👐 fix: Open/Close Sidebar Button Animation UX Regression from #10521 (#10694) by @danny-avila in #10694
🗑️ fix: Delete Conversation Titling Regression from #10650 (#10746) by @dustinhealy in #10746
📏 fix: ModelSelector Spacing Regression (#10785) by @dustinhealy in #10785
ৎ fix: More String Interpolations (#10798) by @dustinhealy in #10798
📌 fix: Pin Agents and Models (#10808) by @berry-13 in #10808
🐛 fix: Improve Error Handling when Adding MCP Server Fails (#10823) by @atefbellaaj-at-slalom in #10823
🤿 fix: Unexpected Tooltip Closures (#10860) by @dustinhealy in #10860
⛰️ fix: Higher Z-Index Popovers (#10861) by @dustinhealy in #10861
🔧 fix: Proper Shared Links Modal Title (#10862) by @dustinhealy in #10862
🔧 fix: Show MCP Builder panel for users with CREATE permission even when no servers exist (#10887) by @atefbellaaj-at-slalom in #10887
🔧 fix: Error handling in Firebase and Local file deletion (#10894) by @danny-avila in #10894
⚠️ fix: OAuth Error and Token Expiry Detection and Reporting Improvements (#10922) by @dustinhealy in #10922
🔧 fix: Express v5 Optional chaining for endpoint retrieval in Assistants Controllers (#10946) by @danny-avila in #10946
🗝️ fix: React Key Props and Minor UI Fixes from a11y Updates (#10954) by @danny-avila in #10954

📦 Dependencies & Chores

📦 chore: Bump @librechat/agents to v3.0.52 (#11003) by @danny-avila in #11003
🌍 i18n: Update translation.json with latest translations (#10995) by @github-actions[bot] in #10995
🔧 chore: Revert Shared Links / Data-Table Changes from #9698 (#10897) by @danny-avila in #10897
🐳 chore: Update newer uv version in Dockerfile (#10237) by @unixfox in #10237
📦 chore: Bump Express.js to v5 (#10671) by @danny-avila in #10671
📦 chore: Bump MCP SDK: Fix Types and MCP OAuth due to Update (#10811) by @danny-avila in #10811
📦 chore: Bump Local Package Versions (#10883) by @danny-avila in #10883
📦 chore: Bump jws dependencies via npm audit fix (#10918) by @danny-avila in #10918
👨‍✈️ chore: Minor MCP-UI Logic Cleanup (#10950) by @dustinhealy in #10950
🔧 chore: Update ESLint Config & Run Linter (#10986) by @danny-avila in #10986

🔧 Refactoring

🔁 refactor: Add index to model field in Transaction Schema (#6890) by @pedrojreis in #6890
📡 refactor: MCP Runtime Config Sync with Redis Distributed Locking (#10352) by @atefbellaaj-at-slalom in #10352
🪦 refactor: Remove Legacy Code (#10533) by @danny-avila in #10533
🌐 refactor: Interpolate Localization Keys (#10650) by @dustinhealy in #10650
🧩 refactor: Decouple MCP Config from Startup Config (#10689) by @atefbellaaj-at-slalom in #10689
🗃️ refactor: Simplify MCP Server Config to Two-Repository Pattern (#10705) by @atefbellaaj-at-slalom in #10705
🧬 refactor: Wire Database Methods into MCP Package via Registry Pattern (#10715) by @atefbellaaj-at-slalom in #10715
🔢 refactor: Replace Stray ResourceType String Literals (#10735) by @dustinhealy in #10735
🧵 refactor: Migrate Endpoint Initialization to TypeScript (#10794) by @danny-avila in #10794
📑 refactor: File Search Citations Dual-Format Unicode Handling (#10888) by @danny-avila in #10888
⌨️ refactor: Favorite Item Selection & Keyboard Navigation/Focus Improvements (#10952) by @danny-avila in #10952
🎯 refactor: Centralize Agent Model Handling Across Conversation Lifecycle (#10956) by @danny-avila in #10956
🔄 refactor: MCP Server Init and Stale Cache Handling (#10984) by @danny-avila in #10984

New Contributors

@Gerald-M made their first contribution in #10908
@atefbellaaj-at-slalom made their first contribution in #10352
@pedrojreis made their first contribution in #6890
@unixfox made their first contribution in #10237

Full Changelog: https://github.com/danny-avila/LibreChat/compare/v0.8.1...v0.8.2-rc1