Explorer
Black
White
Turn to play
Top Moves
No moves found.
Why This Position Explorer Matters for Chess Analysis
This page is built for chess analysis. It lets you explore real-game move choices from large open datasets and see which lines perform best. Compared with a pure engine, data-driven chess analysis helps you understand what humans actually play online and over-the-board, and which practical options score well in real games.
Key Features
Access 100M+ online games and 2M+ Masters games for pro-level data.
Filter by time control (Blitz, Rapid, Classical) and rating range.
Mini book tree to preview lines quickly (no engine required).
Practice queue to convert findings into drills in one click.
Who Is It For
Players who want free chess analysis without sign-in.
Opening learners who need a fast, data-first view before engine analysis.
Coaches preparing model lines and practice tasks for students.
How It Works
We connect directly to a global chess database to bring you real-time opening statistics. When you paste a FEN above, the explorer fetches the most played continuations from millions of online and master games. You can preview a line, add it to practice, or open a model game in the full Analyzer. For engine-powered chess analysis, head to /ANALYZE where Stockfish provides multi-PV evaluations.
Quick Start Guide
Paste a FEN position
Paste a FEN above (or click an example) and press Apply to analyze any chess position.
Review top moves
Scan Top Moves: higher games = more popular; higher win% = better results.
Filter the database
Use the 'Filters & FEN' button to switch between Online/Masters DB and filter by rating/speed.
Practice or analyze deeper
Open a model game in the Analyzer for engine-based chess analysis, or add to practice queue.
How To Read The Statistics
Games
Sample size for that move from real games (higher = more reliable).
Win%
Expected result for the side to move in this position (computed from results).
Mini Book
A compact tree to sense the next 1–2 moves and typical plans.
Practice In 30 Seconds
Click Practice Now (5) to auto-create five drills from the current position
Hit Start Practice to jump into retry mode and test yourself
Repeat for your favorite openings until the moves feel automatic
Coverage & Limitations
Data is fetched in real-time from the cloud. Small samples can be noisy—prefer higher game counts.
Masters Database contains over 2 million OTB games from 1952 to present.
Use engine analysis for sharp tactics or when results disagree across sources.
Why players love this tool
Data-first chess analysis: see what people actually play and what succeeds.
Fast previews and a clean opening tree for immediate understanding.
One-click flow to engine analysis and practice—no accounts, free to use.
Frequently Asked Questions
It is a data-driven explorer. For engine chess analysis, open a position here and then use our Analyzer page with Stockfish. Together they create a complete chess analysis workflow.
Yes. The position explorer and the Analyzer provide free chess analysis features. No sign-in is required.
This tool focuses on a streamlined, distraction-free exploration experience with unique features like "Practice Drills" and a "Mini Book" view. It uses the same open global database but presents it in a way optimized for quick learning and repertoire building.
Yes. Add top moves to your practice queue and start training in one click. It turns chess analysis into spaced practice.