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points by microtherion 2 days ago | 0 comments
And Chess source code is also still published: https://github.com/apple-oss-distributions/Chess (Despite what the readme says, the code seems to be for the version shipping on Mac OS 26).
[–] favorited 2 days ago
The engine that Chess.app uses is GPLv2
[–] microtherion 2 days ago
Yes, but the engine is running in a separate process, and communicates over a generic engine protocol, so that is no reason that would force open sourcing the GUI.