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Stop interrupting your flow! Chess Review Lite provides a lightning-fast, visual performance summary of your games directly on Chess.com, Lichess, or from any uploaded PGN file. Quickly see if your game was solid and visualize your critical mistakes without ever opening a separate analysis tab. Install now and focus on improving your chess with precise, simple, and visual data! Don't just read about your mistakes—see them. Our latest update includes an integrated chessboard within the extension popup. Visual Blunder Review: Click on any of your top blunders to instantly see the position on the board. Instant Understanding: Identify why a move was a mistake without switching tabs or losing your place. ❌ Top 3 Worst Blunders: Automatically identifies the three moments where the game slipped away. ⚙️ Customizable Engine Depth: Balance speed and precision by adjusting the Stockfish engine depth to suit your needs. 🧠 The Methodology This evaluation method is inspired by the Lichess accuracy model to provide a realistic measure of move quality. Win Probability Algorithm: The system calculates accuracy by quantifying the loss in your win probability after each move. Exponential Decay: If a move causes your win probability to drop, the score is determined using an exponential decay formula based on the magnitude of that loss. Context-Aware Scoring: 📈 Bonus: Awarded for maintaining high accuracy in strongly winning positions. 📉 Penalty: Errors are weighted more heavily if the position is already critical or near-lost. Focus on the essential metrics and visualize your growth. Download Chess Review Lite today!
Chess Assist
Improve your chess skills with this advanced extension! Chess Assist is lightweight and packed with all new features! Calculate the best move, get live score data, and adjust your engine rating all with on-screen visuals. Custom made and lightning fast, this extension carries full support for most popular chess sites! Choose between Engine, Human, Neural, Style, and Fusion Modes to see the best engine moves, likely player responses, neural calculations, or different play styles. Also, further adjust between various skill levels in Human Mode. Warning: Human Mode will blunder just like real people do! The educational "Suggestion", "Blind", and "Combat" Modes help improve your knowledge and understanding of any chess position. Suggestions allow you to memorize and recognize patterns, greatly improving your chess skills and positional knowledge. Blind moves train your hand and brain to easily analyze enemy tactics and ideas. Combative pieces of key interest help you survey complex positions. Join https://discord.gg/td5UuyqzGu for help and status updates. Using tools to cheat / hack in chess or cheating / hacking to gain an advantage online will result in a ban. Sites are able to detect if an account may be cheating by checking the account lifespan, rating, moves, and move times. This extension is for educational use only, thank you.
Chessalka
A chess analysis bot for browser-based chess games Real-time Analysis Receive instant recommendations for the best moves directly during a game, which is perfect for both quick and long gaming sessions. Difficulty Level Selection Customize the bot to match your level — from beginner to professional — to practice various tactics and gradually improve through an evolutionary methodology. Training Through Real Games Learn chess by mastering new combinations and strategies in practice while analyzing your real games to identify mistakes and successes. Site Support Chessalka automatically integrates with popular chess platforms like Chess.com and Lichess.org, allowing you to use all features without additional configuration.
Chess.com Custom Themes, Boards - ChessHelper
2026 Setup new themes, pieces, fonts, and boards, remove annoying notifications, popups, and so on. Features: - Secure & Private: Your data stays safe. No tracking, no ads—just pure chess. - Custom Themes: Change the look of Chess.com with the new themes (x6), pieces(x39), and boards(x40). - Notification Control: Say goodbye to annoying popups & notifications. - Fullscreen & Fixed Mode: Enjoy chess in fullscreen mode and with a fixed board layout. No more page jumping & scrolling in HyperBullet! - Font Customization: Tailor the font to your liking. - Bandwidth Saver: Reduce bandwidth usage by disabling the stream on the main page. - Disable Chat: No more trolls! - Coordinates on each square: Learn notation faster. It works! - Double Click Resign: Simple, and less frustrating. Especially on Bullet. --- Note: Chess.com is a registered trademark of Chess.com, LLC. This extension is not affiliated with or endorsed by Chess.com, LLC. - Fixed profile icon duplication - Removed low-quality boards (x4) - Added New Themes: Frutiger Aero Dimmed, Frutiger Aero Green - Fixed inconsistencies in hiding elements on mobile viewports. - Improved translations: Polish, English. ...and other improvements ## Version 1.0.4.3 - Current Release - Fixed fonts not appearing properly on some devices - Added new themes (x6): Frutiger Aero, Glitter, Dark Purple, and others - Fixed frame drops caused by false mount DOM inj. - Updated fullscreen button ...and other improvements ## Version 1.0.4 - Stable Release - Switched Google Fonts to local - Fixed Board Settings - Popup improvements - Fixed Board Change - Fixed Highlight Colors - Fixed 3D Mode (Pieces & Boards Change) - Added x2 New Boards (Emerald, Industrial) - Updated Popup UI ...and other improvements ## Version 1.1.2 - Stable Release - Added i18n languages (x8) support - Added new pieces (x16) - Added new theme: Amoled - Fixed RTL in Arabic ...and other changes ## Version 1.1.4 - Stable Release - Fixed Promotion in Arcade Mode - Added new languages (x98) i18n support - Fixed RTL in Hewbrew, Sindhi, Persian - Updated Extension Logo & UI - Added Contribute Option ...and other changes
Chess.com Keyboard
This browser extension allows you to make moves on Chess.com using your keyboard Make moves with keyboard on Chess.com website! This way of moving pieces may enhance your board vision skills; it can also be used to improve chess.com interface accessibility. Two formats are supported now: algebraic (Nf3, 0-0) and UCI (e2e4 or e7e8q) ☕ If you like the extension you can buy a coffee for the author here: https://buymeacoff.ee/everyonesdesign 6.6.0 - Reworked movement parsing engine - using custom logic instead of RegExps now. Just as fast and more flexible for future improvements! 6.5.0 - New daily chess commands: "confirm" and "cancel" - Only relevant commands for the view are shown now - Internal optimisations - Dependencies are updated 6.4.0 - Update component chessboard selectors (adapts the extension to new Chess.com's changes) - Update dependencies 6.3.1 - Clean up input after moves with component board - Dependencies updates 6.2.0 - Improve conflicts resolution between pawns and bishops 6.1.1 - Fix area highlighting for component chessboard 6.0.0 - Allow lower-case algebraic moves (thanks @sehe for the contributions) - Migrate the extension to manifest v3 - Rewrite moves parsing core (parsers can return more than 1 move). This change allows to handle moves more intelligently in difficult cases 5.5.2 - Fix puzzle solution check when promotion is the last move 5.5.0 - Persist "blindfold" mode state between page reloads - Prevent submitting promotion moves without promotion piece type (fixes some issues with promotion) - Clean up unused pieces of code - Update dependencies 5.4.0 - Fix the extension for newer version of chess.com (canvas board) - Fix the functionality when the board is flipped - Automatically submit move in daily chess - Fix issues with highlights not cleaning up sometimes - Fix move clearing on Esc press 5.3.1 - Fix the functionality for some users (due to new canvas element usage on chess.com) - Allow players to make a move in analysis mode 5.3.0 - UCI support - Fix arrows and squares drawing on Play (BETA) page 5.2.0 - Fix an issue with initialization when Chess.com locale isn't supported - Dependencies updated - Minor refactoring 5.1.0 - Trying to fix "live" chess for some users 5.0.0 - Migrate to TypeScript - Add technical possibility to localize interface - Add Russian translation - Support yet another type of beta Chess.com chessboard ('chess-board' component) - Fixed some rendering issues (fix positioning of ambiguous moves highlighting) on Live board - Update some package dependencies to make sure the app doesn't have vulnerabilities 4.0.0 (and you thought Christmas was over 🎅) - Fix promotion on Vue.js chessboards (e.g. live chess or analysis board) - Allow making move for your opponent when you're analyzing games - Remove GA (to comply with Firefox add-on store) 3.1.0 - Fix Ctrl-peeking for Blindfold mode - Optimize beta chessboard arrows re-rendering 3.0.0 - Support for beta chessboard 2.0.0 (big release 🎉) - Blindfold mode for fun and for learning! - Commands support (draw and resign) - Init on lessons pages - Fix init for live app in some cases 1.5.1 - Fix width issue on layout with sidebar 1.5.0 - Prevent castling for your opponents 😜 - Fix promotion syntax in live chess 1.4.0 - Squares highlighting set by right mouse clicks are preserved - Fix bug with extension preventing pieces dragging - Ignore "C" shortcut if any modifier key is pressed (e.g. for copying) - Optimize arrows and squares painting method - A11y: create label for the input - A11y: add aria-hidden attribute to chessboard element 1.3.0 - Support algebraic notation for promotions (e.g. d8=N) - Enable extension on analysis boards 1.2.0 - Fixed a bug "it is possible to make moves for the opponent" (Yes, you could do it! Now it's over, rules are rules 🤓) - Clear input on valid move submit only - Clear ambiguous moves even if the move was made by mouse - Update app styles to make the field more stylish and readable - Fix a bug with notification falling behind the menu - Redraw arrows not only on field change, but also after opponent makes his move 1.1.0 - Highlight pieces on ambiguous moves - Focus on start of the extension - Create a way to focus the field from keyboard - Enable extension on Tactics chessboard 0.0.3 - Updating manifest to fix the icon - Fix plugin appearance on live app page - Clear input on Escape key