ChessNextMove Extension
Chess study companion that loads positions instantly for analysis. Learn, study, and improve — all from a side panel.
Quick demonstration of the extension
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Works with Chrome, Edge, Brave, Opera, and other Chromium-based browsers.
Version 1.1.6 • Last updated: March 2, 2026
Security fix: improved OAuth session verification
Coming soon to Chrome Web Store: We're currently awaiting Google's review for direct installation. For now, follow the simple manual installation steps below.
Installation Guide
Video tutorial: How to install step by step
Download the Extension
Click the download button to get the extension ZIP file
Extract the ZIP
Unzip the downloaded file to a folder on your computer
Open Extensions Page
Go to chrome://extensions in your browser
Enable Developer Mode
Toggle 'Developer mode' in the top right corner
Load the Extension
Click 'Load unpacked' and select the extracted folder
Open Side Panel
Click the extension icon in toolbar, then click 'Open Side Panel'
Login with PRO Account
Sign in with your ChessNextMove PRO account to activate
PRO Membership Required
You need an active PRO subscription to use the extension.Upgrade now →
Powerful Features
Privacy-First
Runs as a standalone side panel — never injects into or modifies chess websites
Lightweight
No background processes, no DOM modifications — runs entirely in its own side panel
Stockfish 18
Latest version of the strongest chess engine for grandmaster-level analysis
Auto Board Detection
Automatically detects chess boards on any chess platform
Board Position Sync
Positions sync to your calculator board for easy analysis
Deep Analysis
Get the best move and learn why it works — one click
Zero Configuration
Just open the side panel and start - no setup required
Side Panel
Clean side panel interface that doesn't cover your chess board
Supported Browsers
Frequently Asked Questions
Why isn't it on Chrome Web Store yet?
We're currently in the Chrome Web Store review process. In the meantime, you can install it manually — it takes less than a minute with the steps above.
Is it safe to install?
Yes. The extension only reads chess board positions visually - it doesn't access your accounts, passwords, or any personal data. You can scan it on VirusTotal with 70+ antivirus engines to verify.
Is this allowed on chess platforms?
This tool is designed for learning, puzzle solving, and post-game analysis. Using analysis tools during rated games violates most platforms' terms of service. Always use responsibly.
Do I need a PRO account?
Yes, the extension requires an active PRO membership. Get PRO access here.
Which chess platforms are supported?
The extension reads board positions from any website that displays a chess board — perfect for post-game review and position study.
Important Disclaimer
This extension is designed for educational purposes only - learning, solving puzzles, studying openings, and post-game analysis.
Using analysis tools in rated games violates the terms of service of most chess platforms. Please use responsibly.