Chess Vision - Stockfish Engine & Move Assistant

Smart Stockfish chess engine analysis, real-time board evaluation, visual tactical arrows.

Chess Vision Pro - Stockfish Engine & Move Assistant Smart Stockfish move assistant, real-time board evaluation, visual tactical arrows, and customizable engine analysis for Chess.com. Elevate your chess tactics, sharpen your board vision, and master every game position! Chess Vision Pro is a high-performance, real-time chess engine assistant engineered specifically for Chess.com players, learners, and analysts. Powered by advanced Stockfish calculation engines (including Cloud SF18 and offline local Stockfish), this extension reads the current board position and projects instant visual move recommendations, tactical arrows, and continuous centipawn evaluation directly on your screen. Whether you want to analyze intricate tactical puzzles, study optimal opening continuations, understand midgame blunders, or explore positions with variable calculation depth, Chess Vision Pro provides an ultra-responsive, customizable interface that integrates seamlessly with Chess.com. 🌟 CORE FEATURES AT A GLANCE ♟️ MULTI-ENGINE STOCKFISH ANALYSIS • Stockfish 18 Cloud: Blazing-fast cloud evaluation via high-throughput engine servers. • Stockfish 17 Cloud: Deep positional analysis for complex endgames and tactical calculations. • Stockfish Local (Offline): 100% client-side engine running locally in your browser via Web Workers. Operates with zero external network dependencies. • Variable Calculation Depth (1 to 25): Adjust engine calculation power from blitz speed (Depth 1-8) to master-level depth (Depth 18-25). • Centipawn & Mate Evaluation: Displays instant numerical evaluations (+1.4, -0.8) or forced mate indicators (M3, M5). 🎯 VISUAL BOARD HIGHLIGHTS & TACTICAL ARROWS • Directional Move Arrows: Renders crisp, color-coded SVG arrows pointing from the origin square to the optimal destination square. • Principal Variation (PV) Multi-Move Arrows: Visualizes the entire planned sequence (up to 45 ply) with sequential move numbers and customizable color gradients. • Glowing Square Outlines: Highlights key tactical squares with adjustable neon glow intensity, border width, and opacity. • Chess.com Native Arrow Integration: Option to render arrows directly using Chess.com's built-in board markings. 📊 INTEGRATED REAL-TIME EVALUATION BAR • Matches Chess.com's native React layout seamlessly. • Dynamically shifts between Black and White advantage using true sigmoid mathematical scaling. • Displays advantage assessment labels ("Clear Advantage", "Decisive Advantage", "Equal"). ⚡ AUTOMATION & HUMAN-LIKE TIMING • Auto-Analyze: Automatically triggers engine calculation the exact moment it is your turn. • Auto-Move: Automatically plays the engine's recommended best move when enabled. • Human-Like Randomized Delays: Configure min and max thinking delays (e.g. 1.0s to 3.0s) to mimic natural human calculation speeds. • Auto-Queue: Automatically joins the next match when your game concludes. • Move Keybinds: Trigger the best move with a single tap of your chosen hotkey (Space, Enter, or any custom key). 📋 MOVE HISTORY & EXPORT • Keeps track of all evaluated positions, best moves, and engine evaluations throughout your session. • In-game draggable HUD and popup interface for fast toggling and full customization.