Fritz Chess Engines

Chess Editor is a pure Java tool to create, edit and view chess games in the Portable Game Notation (PGN) format. The tool integrates with externally specified chess engine programs to provide analysis of board positions.

A Perl script which accepts a chess position (in the FEN format) as input and outputs POV-Ray source, which, when rendered by POV-Ray, produces a 3-D view of the chess position.

Java chess programm. Main goal is to develop an object orientated program with simple and well documented interfaces. A major point is how to handle endgame situations.


Platforms: Windows, Mac, Linux

Java application for the management of chess (or other) tournaments. Includes player database, round pairings (e.g. SWISS pairings), tie-breaks, print support, many more features.


Platforms: Windows, Mac, Linux

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


Platforms: Windows, Mac, BSD, Solaris, Linux

Croatian Chess is a collection of various chess variants, starting as a simple and natural enhancement to classical chess and growing ever more complex with each new variant.


Platforms: Windows, Mac, Linux

Gcboard is a gameboard component for Chess-style games (i.e. Checkers). It implements most of the features that are usually found in chess interfaces (dragging, animating, ...) and handles them without additional programming effort.


Platforms: Windows, Mac, Linux

Robots that run on Internet Chess Servers (i.e. FICS, ICC), including VoteBot, RoomBot, BabelBot, PlayBot, AnalyzeBot, FaceBot.


Platforms: Windows, Mac, Linux

One of the oldest chess programs for Unix-based computers, GNU Chess has been built and improved since 1984. The current version plays at senior master strength (2500+ Elo on simple hardware). Though console based, there are a number of GUIs available to facilitate play. GNU Chess has been used...


Platforms: Mac, BSD, Linux

A cross platform chess database which supports ChessGML, PGN, SVG, PostgreSQL and plugins written in Java or Jython. Some Python chess libraries and some Python tools are included. Usable pieces are Java and Python opening classification libraries.


Platforms: Windows, Mac, Linux

ictk - Internet Chess ToolKit is a java based set of libraries and widgets useful for performing common tasks such as reading PGN, FEN, and generating legal moves. The net libraries convert ICS (Internet Chess Server) output into java objects.


Platforms: Windows, Mac, Linux

The Java Chess Protocol Interface aims to provide a standard Java interface to all possible chess protocols. Mainly to UCI and to Winboard/XBoard.


Platforms: Windows, Mac, Linux

Jhess is a combination email real time chess system. It allows seamless switching between correspondence and real time chess. This allows quick and easy play when both players are online simultaneously, and email chess when both players aren't online.


Platforms: Windows, Mac, Linux

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.


Platforms: Windows, Mac, Linux

Mobile Chess (for Java ME) and Flash Chess (for Web) with Strong Chess AI, see http://mobilechess.sourceforge.net/. Java Applet Chess and Ajax Chess are also available. Mobile Chess is sponsored by Chess Wizard now, see http://www.chess-wizard.com/.


Platforms: Windows, Mac, Linux

Database driven multiplayer chess that play like classic correspondence chess. This is 1st release that isn't design as plug and play chess games, you should make some mods. Please go to http://www.bebogame.com and see how it is implemented fully.


Platforms: Windows, Mac, Linux

Multiplayer Java Chess Application. Has move help option for new players learning to play the game, IM, chatroom and many other features. Server handles authentication, user registration and player statistics. Check it out.


Platforms: Windows, Mac, Linux

pgn2pgc converts text Portable Game Notation (PGN) chess files into highly compressed Portable Game Coding (PGC) chess files. This is the only implementation of PGC as described in the PGN standard. Code is also useful for writing chess software.


Platforms: Windows, Mac, Linux

Simontacchi is a Winboard/UCI compatible chess engine that intends to grow via development community involvement. The goal of the project is to create a chess engine that rivals the strongest commericial and amateur programs.


Platforms: Windows, Mac, BSD, Linux

Another multimedia chess variation. A peculiarity is that the gameplay concept has to be developed through the Open Source process. The concept includes so far a chess solitaire (aka peace) mode, as well as a proposed networked real-time mode.


Platforms: Windows, Mac, Linux