'Conquest of Time' is a turn based strategy game inspired by Civilization and Empire. You start with one city and one unit - search your opponents and defeat them! (Note: Java 1.5.0 needed for running.) Platforms: Windows, Mac, Linux

Single and multiplayer implementation of FASA's Renegade Legion series of games plus utilities for fighter, tank and ship construction. Platforms: Windows, Mac, Linux

[en] Little turn-based strategy game based on Pendulous shareware rules (whose best version has disappeared). [fr] Petit jeu de stratégie en tour par tour basé sur les rágles du jeu payant Pendulous (dont la version la plus aboutie a disparu). Platforms: Windows, Mac, Linux

Search for the Red Herring is a seek and destroy strategy game, where you are in control of an advanced penguin submarine sent on missions to destroy enemy submarines containing red herring. Platforms: Windows, Mac, Linux

Altera Terra is a Civ-like turn-based strategy game, mainly designed for easy extensibility. Still in the first stages of development, there already is a version you can take a peek at. Platforms: Windows, Mac, Linux

Round based, noninteractive, ai-scriptable strategic game. Players can make ai-scripts for vehicles (tank, jeep...), and the system play the game with scripts. AI-script can write in JavaScript. The game has a pure functional graphics. Platforms: Windows, Mac, Linux

We are creating 4 games in which players create their own unique kritters. See our home page for more info. Being created in Java, Python and GOaL. Platforms: Windows, Mac, Linux

GloryLands is a Web-based, Massive Multiplayer Online RPG/Strategy game written entirely in PHP/MySQL. It aims to be endless and always interesting, using the constant contribution of the Game community. Platforms: Windows, Mac, Linux

Java Settlers is a web-based version of the board game Settlers of Catan written in Java. This client-server system supports multiple simultaneous games between people and computer-controlled opponents. Initially created as an AI research project. Platforms: Windows, Mac, Linux

The BUG Mod (Beyond the Sword Unaltered Gameplay) is a mod for the popular TBS game Civilization IV: Beyond the Sword. This mod adds many interface enhancements that aid game play without modifying the rules or providing hidden information. Platforms: Windows, Mac, Linux

Earth gate is a turn based online web war-game with a lot of different good feature like huge map system , complex army system , and gate system for exploring unknow zone far from your start place like the stargate SG-1 TV series . Platforms: Windows, Mac, Linux

GNU Backgammon (gnubg) plays and analyses backgammon games and matches. It is currently a work-in-progress. Platforms: Windows, Mac, Linux

A turn-based strategy game, based on the original Promisance, with numerous enhancements. Platforms: Windows, Mac, Linux

A Privateer style game with Wing Commander ships, set in the Wing Commander Universe. The year is 2669, you have complete freedom to do what YOU want. choose your own destiny as either a male/female human, Kilrathi or firekkan as you travel the universe Platforms: Windows, Mac, Linux

BadEvil is 3rd person, massive, multiplayer action with a nice terrain. Platforms: Windows, BSD, Mac, Linux

Archivist is a program for 'Magic the Gathering' developed by Richard Garfield. Archivist allows you to create Magic Decks for Mindless Automaton and Apprentice. You can manage your private card collection, too. Windows and Linux! Archivist makes us Platforms: Windows, Mac, Linux

This project is a computer implementation of the Aerotech 2 strategy board game by Fan Pro. It is based off of the MegaMek program. Platforms: Windows, Mac, Linux

MekHangar is a collection of tools for creating, editing and managing units for BattleTech, a sci-fi boardgame for 2+ players. The project aims to work closely with MegaMek. Platforms: Windows, BSD, Mac, Linux

OpenRTS is an open source realtime strategy game. It features isometric graphics, networked multiplayer and single-player scenarios. The game is being developed using Python and SDL. The game runs on at least Linux, Windows and Mac. Platforms: Windows, BSD, Mac, Linux

A city simulation strategy, like the famous SimCity. Platforms: BSD, Mac, Linux