Strong Chess Soft

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.

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

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

Faile is a free chess program which plays a fairly strong game of chess (Expert strength or better). One of the main goals of Faile is to provide a full featured chess program with source code which is tidy, well documented, and easy to understand.


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

MKGI Chess Club is a chess playing server with a pure Web interface. It features complete player profile management, full html email notification with embedded board display. It also includes an interface to match against chess engines such as gnuchess.


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

Sjeng is a strong, GPL'ed chessprogram that plays bughouse and crazyhouse (drop-chess). It also supports standard chess and is compatible with any program supporting the XBoard/WinBoard protocol.


Platforms: Windows, Mac, 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

The Chrss (chess by rss) dashboard widget can be used to keep track of your chess games. It's very easy to use - simply enter your user name and it will show you how many games it's your turn to move in. When someone makes a move in one of your games the number on the widget will change. You can...


Platforms: Mac