Defenchess is a free, open source UCI chess engine written in C++. It needs a UCI compatible chess graphical user interface.
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Tag: chess
Laser – UCI-compliant chess engine
Laser is a UCI-compliant chess engine. This is a command-line engine only.
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Xiphos – UCI chess engine
Xiphos is a UCI chess engine. The project is inspired by Garry Kasparov’s “Deep Thinking: Where Machine Intelligence Ends and Human Creativity Begins.”
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Igel – UCI chess engine
Igel is a free UCI chess engine forked from GreKo 2018.01.
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Nemorino – UCI chess engine
Nemorino is a UCI chess engine. This is one of the strongest free and open source engines.
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RubiChess – chess engine written in C++
RubiChess is a very strong UCI-compliant chess engine. RubiChess is free and open source software which plays a very strong game.
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Lc0 – Leela Chess Zero – neural network based chess engine
Leela Chess Zero (Lc0) is a neural network based chess engine. It needs a chess GUI to use beside it.
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Stockfish – strong open source chess engine
Stockfish is an open source chess engine derived from Glaurung 2.1. It is not a complete chess program.
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Raptor – chess interface for FICS
Raptor is an open source, multi-platform chess interface for the Free Internet Chess Server (FICS).
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Jin – graphical client for chess servers
Jin is an open source, cross platform, graphical client for chess servers, written in Java.
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eboard – chess board interface for ICS and chess engines
eboard is a chess interface based on the GTK+ GUI toolkit. It provides a chess board interface to ICS (Internet Chess Servers) like FICS.
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PyChess – free gtk chess client
PyChess is a Gnome inspired chess client written in Python. The goal of PyChess, is to provide a fully featured, nice looking, easy to use chess client
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XBoard – graphical user interface for chess
XBoard is a graphical user interface chessboard for chess engines under the X Window System.
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ChessX – chess database and FICS client
ChessX is chess database software. Operate on your collection of chess games in many ways: browse, edit, add, organize, analyze, and more.
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cli-chess – play chess in your terminal
cli-chess is a command-line chess program that lets you play online against human players and offline against the computer.
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Best Free and Open Source Alternatives to Apple Chess
Apple Chess is a traditional chess game played on a well rendered board with a set of realistic 3-D pieces. We recommend the best free and open source alternatives.
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6 Best Free and Open Source FICS Chess Clients
Free Internet Chess Server is a server for chess players to play against each other over the Internet.
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Lucas Chess – play and train chess
Lucas Chess is a chess GUI. It lets you play against lots of chess engines and train to improve your game.
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Best Free Android Apps: DroidFish – Stockfish chess engine
DroidFish is an Android port of the Stockfish chess engine, combined with a feature-rich graphical user interface.
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StingRay – simple chess graphical user interface
StingRay is a new entry in the field of Linux-based chess software. It’s billed as a simple chess graphical user interface with basic functionality to run against UCI and XBoard engines.
The software is designed to be lightweight and not burden the chess player with features they’ll never use.
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