Tactic or Not trains chess pattern recognition with mixed tactical and quiet positions, daily puzzles and adaptive ratings.
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9 alternativesWaltheri's go pattern search
Waltheri’s Go Pattern Search searches professional games for joseki, fuseki and other board positions.
About Waltheri's go pattern search
Waltheri's Go Pattern Search is a web application for finding board positions in professional Go games. It searches an extensive database of pro games for joseki, fuseki and other patterns, so a player can look up how a given position has actually been played at a professional level.
The tool runs in the browser and requires a reasonably modern one; the site notes that outdated browsers such as IE8 are unsupported. Pricing is not stated on the homepage.
Key features
- Searches an extensive database of professional Go games by position
- Covers joseki (corner sequences) and fuseki (opening) patterns
- Finds other board positions and patterns beyond openings
- Runs entirely in the web browser with no stated installation
Best for: Go players who want to see how professional games handled a specific opening, joseki or board position.
Good for
- Searches a large database of professional Go games
- Handles joseki, fuseki and other position patterns
- Accessible online through the browser
Watch out for
- Requires a modern browser; older browsers such as IE8 are not supported
- Only professional games are covered, not amateur play
- No pricing information is provided on the homepage
Waltheri's go pattern search at a glance
- Website
- ps.waltheri.net
- Category
- Lifestyle & Hobbies › Hobbies & DIY
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Waltheri's go pattern search FAQ
What kinds of positions can I search for?
The search covers joseki, fuseki and other positions and patterns found in professional Go games.
What games are in the database?
The database consists of professional Go games.
Are there browser requirements?
The site works in modern browsers. Very old browsers such as IE8 are not supported and may cause errors.
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Tell us and an editor will check it.
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