Open Source Chess Games

"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.

A free and open source chess database application for Linux, Mac OS X and Windows.

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.

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/

Scidb is an open-source chess database application for Windows, Unix/Linux. It is a new development inspired by Scid.

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.

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

EBoard is a user-friendly chess interface for ICS (Internet Chess Servers). While it will focus on FICS (www.freechess.org), should work with any other ICS. It supports playing against local chess engines too.

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

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.

A Collection of Chess Tools. Une collection d'outils des échecs. Eine Sammlung von Schachwerkzeugen.

The Nimzo_3d GUI is a chess program for Windows 7 - 11 It is an enhanced version of the Tarrasch Chess GUI written by Mr Bill Forster, with many additional features. It has a simple, easy to use interface, so it is ideal for novice players or inexperienced computer users. It also has more advanced features for expert users. So if you just want a casual blitz game against the computer, or to automatically analyse one of the famous games from chess history, it can perform these tasks and many more. It has a choice of a classical 2d screen view or realistic 3d graphics powered by DirectX Anyone who wants to add new features to the program should download the file < Nimzo_3d_v4_build.7z> from the < Files > < Build> section. This package contains Visual Studio project files and C++ source code files. Alternative Nimzo 3d Chess GUI website with other downloads, including 32-bit versions - https://nimzo-3d-chess-gui.infinityfreeapp.com

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/

jChecs is an open source Java chess program, designed to introduce the basics of computer chess programming concepts.

Winboard 4.5 32-bit is a free Windows accessible Chess program that works automatically with the JAWS or the free NVDA screen reader. It is for the blind, low sighted or those who can not use a mouse. It provides vocal announcements of position changes and other selectable board conditions. Blind players also use a separate "tactile chess board". Winboard 4.5 has full keyboard access to move pieces and run menu items. Partial sighted players use high contrast mode and adjust board, piece, most font sizes and colors. Available languages are English, German, Spanish, Italian, Dutch and Russian. Games may be viewed, modified or saved in standard PGN format. Two Chess engines supply play and grand master strength move analysis. Connect to the Free Internet Chess Server (FICS) and play humans. Modify verbosity in screen reader configurations and in the Winboard "Sound" dialog under the "General" menu. Find all documentation in the "doc" folder under the Winboard directory of your C drive.

A Chinese Chess (xiangqi) game for Linux and Windows. Aims to be fast, flexible and above all simple to use. You can play with your friends or against the AI.

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.

glChess is an open source 2D/3D chess interface for the GTK+/Gnome desktop. It is designed to have a clean and simple interface. Games can be played between human players and compatible 3rd party artificial intelligences.

OpenChess is a Chess game, Opening Trainer and Chess data base for the PalmOS platform. It supports Palm devices with OS 3.0 and above and uses separate layouts for Grayscale, Color and HiRes (OS5 and Sony Clié OS4) devices.

A J2ME MIDlet implementing a Portable Chess Board to run on a Java enabled Cell Phone. In order to download the binaries and/or the source files please follow the Files->MobileChessBoard link above.

load PGN files into a joomla database and let the user access in the front end component and plugin will be installed using a single package file

A 2D-Chess with many features, such as a multiplayer server and many others. It will also show you all movement possibilites you have. Playing against Computer is in development

A Python application to edit LaTeX files containing chess problems - using the chess-problem-diagrams LaTeX-package.

ChessTask is a frontend for easily creating chess tasks with LaTeX. The tasks are stored in a list which can be exported, either to a LaTeX input file, or to HTML files.

It's a Chess-programm with the foucs on the multiplayer part. Atm there is no plan for an AI, but you are welcome :)