Browse free open source Chess Games and projects for Windows below. Use the toggles on the left to filter open source Chess Games by OS, license, language, programming language, and project status.

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  • 1
    Scid vs. PC

    Scid vs. PC

    Chess Database and Toolkit program

    "Shane's Chess Information Database" is a huge chess toolkit with extensive database, analysis and chess-playing features. Scid vs. PC is a usability and bug-fix fork of Scid. It has many interface fixes and improvements, and is fully compatible with Scid's .si4 databases. New features include a rewritten Gamelist, Computer Tournament, and FICS, Tree, Book and Graph improvements.
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    Downloads: 653 This Week
    Last Update:
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  • 2
    ChessX

    ChessX

    Chess Database and PGN viewer

    A free and open source chess database application for Linux, Mac OS X and Windows.
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    Downloads: 479 This Week
    Last Update:
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  • 3
    Jin is a Java client for various chess servers. It currently supports the Internet Chess Club (chessclub.com) and the Free Internet Chess Server (freechess.org) but is designed to be able to support any chess server.
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    Downloads: 60 This Week
    Last Update:
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  • 4
    GCompris : I got IT

    GCompris : I got IT

    Educational Software for children aged 2 to 10.

    GCompris is a high quality educational software suite comprising of numerous activities for children aged 2 to 10. Some of the activities are game oriented, but nonetheless still educational.
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    Downloads: 48 This Week
    Last Update:
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  • 5
    Brutal Chess features full 3D graphics, an advanced particle engine, and several different levels of intelligent AI, inspired by the once popular "Battle Chess" released by Interplay circa 1988.
    Downloads: 68 This Week
    Last Update:
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  • 6
    Eagle Mode

    Eagle Mode

    Zoomable user interface (ZUI) with file manager, file viewers and more

    Eagle Mode is a zoomable user interface (ZUI) with file manager, file viewers, games, and more. This project is about a futuristic style of human-computer interaction, where the user can visit almost everything simply by zooming in. It features a portable C++ toolkit API for developing such ZUIs, and it features the Eagle Mode application, which provides a virtual cosmos with plugin applications. The most important one is the professional file manager with its rich, scriptable command set. It integrates file viewers for most of the common file types, as well as an audio and video player. Furthermore, the virtual cosmos contains a chess game, a netwalk game, a 3D minesweeper game, a multi-function clock, a stock watchlist, some fractals, and a Linux kernel configurator in form of a kernel patch.
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    Downloads: 33 This Week
    Last Update:
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  • 7
    chessPDFBrowser

    chessPDFBrowser

    Chess application whichs allows working with chess PDF books and PGNs.

    Chess application which allows working with PDFs and PGNs. You can work with the chess games of the PDF and edit their tree of variants. Graphical environment. Standard PGN TAGs. PGN comments. Ocr like (Fen string detection from chess board position images). Connection to Uci chess engines (like stockfish). Position analysis, full game analysis. You can now play games against uci engines. pdf2pgn command line command included. Detailed documentation. Multilanguage currently support for English, Spanish and Catalan. Dark mode option. JDK-17 compatibility
    Downloads: 54 This Week
    Last Update:
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  • 8
    Scidb

    Scidb

    Chess Database Application

    Scidb is an open-source chess database application for Windows, Unix/Linux. It is a new development inspired by Scid.
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    Downloads: 17 This Week
    Last Update:
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  • 9
    jose is a graphical Chess tool. >>> moved to https://peteschaefer.github.io/jose <<< You can store chess games in a database. You can view and edit games (including variations and comments). You can play against a plugged-in chess engine and use it for analysis. Features 3D board view.
    Downloads: 29 This Week
    Last Update:
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  • 10
    XiangQi Wizard (Chinese Chess Wizard) is a powerful XiangQi (chinese chess) program, which supports UCCI engines. XQWizard Light is the Mobile version for Windows CE and Java ME. ElephantEye is the UCCI engine in XQWizard with strong AI.
    Downloads: 25 This Week
    Last Update:
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  • 11
    belofte chess

    belofte chess

    A promising chess program

    A console/text based chess program with XBoard/CECP and UCI API, available on all major platforms. You may need a graphical chess interface to use it. Please refer to README.md in the files section for installation instructions. The last stable release is 2.1.9 and has been released on 19/08/2025. Belofte 0.2.0 till 0.9.20 (c/c++): Xboard 1 & 2 (CECP) - Linux/Unix/(Windows) Belofte 2.1.1 and up (c++11) : UCI and Xboard 2 - Linux/Windows/Mac/Android/... For access to code, please clone the git repository. Compiles and Runs on 32/64 bit on Windows, Mac, Linux, Android (ARM/x86) and Raspberry. Released under GNU v2 license. (means free to copy, free to modify, free to use, ...) Works fine with Arena/Cutechess/BanksiaGui/Winboard/Xboard/...
    Downloads: 55 This Week
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  • 12
    Popeye is a chess problem solving and testing software with strong support for fairy chess and heterodox genres. For more information cf. topic "Popeye (chess)" on http://en.wikipedia.org/
    Downloads: 7 This Week
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  • 13
    ChessDB is a free open-source chess database for Windows, Linux, Mac OSX and most UNIX and UNIX-like operating systems. ChessDB is based on code from Scid http://scid.sourceforge.net/ - a project for which there have been no updates for several years. In
    Leader badge
    Downloads: 15 This Week
    Last Update:
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  • 14
    Basic Blind Chess

    Basic Blind Chess

    Blind Chess using Taiwan rules

    Blind Chess also known as "Dark Chess" (暗棋) or "Banqi" or Half Chess , is a two-player Chinese board game played on a 4x8 grid, or half of the xiangqi (Chinese Chess) board. This application is using Taiwan rule. AI is using basic minimax tree structure and some rules. Advanced algorithm such as Upper Confidence bounds applied to Trees and Monte Carlo Tree Search are NOT used. This app is single player vs computer only. For English user, Christakis Giorgios made Software Requirements Specification(pdf file), it will help anyone that downloads this application to understand basic blind chess and use it. You can download this pdf in Files->Specification folder.
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    Downloads: 24 This Week
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  • 15
    A 3D and portable chess game with an embedded Artificial Intelligence and some pretty good graphics.
    Downloads: 6 This Week
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  • 16
    playbox.fx

    playbox.fx

    Collection of board games.

    Playbox.fx is a free, ad-free and still growing collection of board games. It is a private hobby project with no commercial goals. It contains Mahjong Solitaire, Draughts, Chess, Go, Halma, Nine Men's Morris and Peg Solitaire. The games can be played against a simple AI or locally against friends. There is a portable version (zip) for Linux. There is an installer (exe) and a portable version (zip) for Windows. Have fun and stay healthy, Markus.
    Downloads: 18 This Week
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  • 17
    Java Open Chess
    Java Open Chess is a project written in Java in NetBeans IDE. There is possibility to play for 2 players on local computers and via network connection. There is also an option to play versus quite weak computer oponent. Stronger computer oponens will be implemented soon. ATTENTION: Requires Java 1.8 or higher!
    Downloads: 4 This Week
    Last Update:
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  • 18
    JKlubTV

    JKlubTV

    Java Schach Turnierverwaltung / Java Chess Tournament Management

    Manage chess round robin tournaments with JKlubTV Version 3.0.0-beta This application stores the data belonging to round robin into a SQLite database. It is intended for webmasters who want to easily manage a club tournament in their own chess club. The HTML tables that are to be published for the website will be created easily by the application. Automatically calculate the total points, Sonneborn Berger points of each player, as well as their sequence DWZ, and sorts the HTML table by the calculated Rangliste.Desweiteren it is possible the tables as to save PDF file. The software is free (Opensource). - can access the DFB player database - the tables can export into HTML, PDF or Excel format - expects the result from DWZ - counted the points and the Sonneborn Berger figures - automatically sorts the crosstab after ranking Sourcecode on github.com: https://github.com/mars7105/Chess-Round-Robin-Manager Website: https://www.chessrobin.de/
    Downloads: 11 This Week
    Last Update:
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  • 19
    JavaPairing is a tool to manage a chess tournament. It is pure Java and can run as is on any platform, including Windows, Linux and Macintosh (JRE 1.6 or more required). It is free and open source under the GPLv3 license. Dutch, Dubov, r.r., Amalfi
    Leader badge
    Downloads: 11 This Week
    Last Update:
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  • 20
    Thief is a free chess client to play on chess servers like FICS: http://www.freechess.org It supports regular chess and all variants played. It is the best client for playing Bughouse, a special team-chess game (for more info see http://www.bughouse.
    Downloads: 6 This Week
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  • 21
    A triad of engine, GUI, and communication protocol for Chinese Chess (XiangQi). The two elements, engine and GUI, are interchangeable with any third-party application that follows the communication protocol.
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    Downloads: 10 This Week
    Last Update:
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  • 22
    WebChess
    A PHP Web Application that you can install on your own web server. It allows you to play chess with other users across the internet or sitting at the same screen. It only permits valid moves and can automatically detect check and checkmate status.
    Downloads: 2 This Week
    Last Update:
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  • 23
    Virtual Chess Clock

    Virtual Chess Clock

    A simple and free chess clock software.

    Virtual Chess Clock is a chess clock software: it can be used to simulate a chess clock on computer (typically a laptop). Virtual Chess Clock is designed to be easy to use. It is free, open-source and multi-platform.
    Downloads: 5 This Week
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  • 24
    BagaturChess

    BagaturChess

    Java Chess Engine

    This is UCI Chess Engine writen in Java. Since version 1.4 (inclusive) the project was moved to https://github.com/bagaturchess/Bagatur
    Downloads: 4 This Week
    Last Update:
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  • 25
    Chess Wizard
    Chess Wizard is a powerful chess software to play, study, edit and publish games. It supports many strong UCI engines, provides a huge online database and hundreds of puzzles. Chess960 is available now.
    Downloads: 4 This Week
    Last Update:
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