Features

• Fuzzy stone placement
• Read and save SGF games and collections, open wBaduk NGF and Tygem GIB files
• Display formatted SGF comments using a

subset of Markdown and annotate board positions & moves

• Personalize board appearance with

textures & themes

• SGF editing tools, including lines & arrows board markup
• Copy & paste variations
• Powerful undo/redo
• Fast game tree
• Score estimator & scoring tool
• Find move by move position and comment text
• GTP engines

support with board analysis for supported engines

• Guess mode
• Autoplay games

Documentation

For more information visit the documentation. You're welcome to contribute to this project.

Building & Tests

See Building & Tests in the documentation.

License

This project is licensed under the MIT license.

Donators

A big thank you to these lovely people:

• Eric Wainwright
• Michael Noll
• John Hager
• Azim Palmer
• Nicolas Puyaubreau
• Hans Christian Poerschke
• David Göbel
• Dominik Olszewski
• Brian Weaver
• Philippe Fanaro
• James Tudor
• Frank Orben
• Dekun Song
• Dimitri Rusin
• Andrew Thieman
• Adrian Petrescu
• Karlheinz Agsteiner
• Petr Růžička
• Sergio Villegas
• Jake Pivnik

Related

• Shudan - A highly customizable,

low-level Preact Goban component.

• boardmatcher - Finds patterns &

shapes in Go board arrangements and names moves.

• deadstones - Simple Monte Carlo

functions to determine dead stones.

• go-board - A Go board data type.
• gtp - A Node.js module for handling GTP

engines.

• immutable-gametree - An

immutable game tree data type.

• influence - Simple heuristics for

estimating influence maps on Go positions.

• sgf - A library for parsing and creating

SGF files.