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Questions tagged [open-source]

An open source product is a published product and made available to the public.

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votes
1answer
140 views

How to tweak a chess engine like SF to return a variation which is only slightly better than your moves?

By default, engines return the strongest variation(s) they calculate. I was wondering if there is a way to tweak an open source chess engine to show a move from their MultiPV which is slightly better ...
3
votes
2answers
1k views

Is there an Android chess GUI library

I am looking for an open source chess gui library for Android that I can use in an app so that I don't need to take care of the GUI engine, but can focus on the logic behind it. I have searched for ...
4
votes
3answers
2k views

Stockfish's algorithm [duplicate]

I'm trying to understand how Stockfish thinks, how it calculates the best move. I'm reading open source code, but it's not clear. I want to know, should I know some theory about algorithms to ...
3
votes
1answer
647 views

ChessDB databases import

I've just installed the ChessDB software hosted at SourceForge. While discovering the software I see that the databases that come with the software are empty and I would like to know how to import ...
6
votes
3answers
2k views

Is it possible to download a big txt file containing many openings?

I am creating a small chess engine for a CS class, nothing serious, i need to read the openings from a txt file or any format, i can go to websites like chessgames.com and download individual games, ...
10
votes
2answers
9k views

How to represent chess state with a bitboard

I'm interested in programming a chess engine and using bitboards to represent the state of the game. I know there are a few open source chess engines that use bitboards, but its not so easy to look at ...
2
votes
1answer
1k views

Programming chess engine [closed]

I'm a Java programmer, particularly an Android developer. I'm also a good chess player. My question is where do I start if I want to program a chess engine, may or may not be from scratch. Later I ...
15
votes
3answers
2k views

Open source chess playing or pgn viewing libraries

Is anyone familiar with any open source chess libraries in any language that can do any of the following: parse PGNs and/or FENs calculate valid chess moves based on position process an entire chess ...