Open Source Real Time Strategy Games

You command the forces of “The Project” in a battle to rebuild the world after mankind has almost been destroyed by nuclear missiles. The game offers a full campaign with optional (but strongly recommended!), videos, battle against four factions, multi-player and single-player skirmish modes, and an extensive tech tree and a full unit designer. Multi-player is also cross-platform, battle your friends with any OS, Windows, Linux or Mac, it all works seamlessly! We also offer 100% portable Windows builds, take the game and install it anywhere! Our source repo is now at https://github.com/Warzone2100/warzone2100 Warzone 2100 works on both 32 & 64 bit Windows 7 or higher, 32 or 64 bit Linux, & macOS 10.14+.

Dune 0.97.04 Released for windows. Likely to be some bugs For older version please navigate to 0.96.4 folders. Updated clone of Westood Studios' Dune2 which uses data files from the original game. New features include multiple unit selection/control, high resolution support, multiplayer gaming, improved gui and a selection of new AI's to play against.

www.7kfans.com is working on a project to update Seven Kingdoms: Ancient Adversaries game from Enlight, now released with the GPL license.

0 A.D. (pronounced "zero ey-dee") is a cross-platform real-time strategy (RTS) game of ancient warfare. It's a historically-based war/economy game that allows players to relive or rewrite the history of ancient civilizations, each depicted at their peak of economic growth and military prowess.

FreeSynd is a cross-platform, GPLed reimplementation of the classic Bullfrog game, Syndicate.

MFCTI is an RTS mod for Operation Flashpoint: Resistance. Create troops, vehicles, and bases. AI players can substitute humans allowing practice matches and co-op games. Includes a point & click interface and command system.

Seven Kingdoms: Ambition is a real-time game of epic strategy and empire building featuring economy management, warfare, and intrigue. It is an updated and enhanced version of 7kaa (7K: Ancient Adversaries) featuring numerous fixes and improvements. https://discord.gg/xJs99xK38G Begin with a single, modest village under your command, and an entire world to be conquered by force of arms, guile, persuasion, or whatever other means you choose. Wage open warfare on your rivals, or forge alliances with them. Send spies to infiltrate their ranks, or hold them back to guard against your enemies' prying eyes. Mine ore and manufacture goods, then build markets and establish trade routes to bring gold flowing into your coffers. Have your scientists research new technology, or turn from science to the mystic arts, and seek the ultimate power: summon the aid of the gods! A more complete list is available on the wiki: https://sourceforge.net/p/seven-kingdoms-ambition/wiki/Features/

Note: Widelands is now hosted by launchpad: http://launchpad.net/widelands. Historical downloads and the mailinglist remain on sf.net.

Unvanquished is a fast-paced, futuristic FPS with RTS elements, pitting technologically advanced humans against hordes of highly adaptable aliens. The player can choose from either team, providing a fresh gameplay experience on both sides of the conflict. The game is under highly active development with new releases frequently published.

SEOW is a dynamic multiplayer campaign system for running on-line wars using the IL-2 combat simulator together with Iron Front in ArmA 2. SEOW is a free add-on for IL-2 and Iron Front in ArmA 2 released under the GNU Public Licence. For an install of SEOW, you need the MP, the DB and the DCS, 3 downloads in total. Check out the Files tab above for direct downloads.

Tuxbomber is a Bomberman-Clone with the famous "Tux" as protagonist. Currently we are at beta-release. Play it and have fun ;)

Arkana - Fight to survive (FTS) will be a 3D real time strategy game in the veins of Warcraft 3, AOE, EE, ... but with a twist: the focus is on online gaming and each player will have a hero which he carries from game to game.

Codename Alpha will (when finished) be a realtime strategy game (RTS), written entirely in Java. For now, it is a Java RTS engine with a small testgame (including one kill-all mission). AI uses an integrated trampoline-style cps-interpreter for scheme.

Die Entwicklung von UGamela Deutsch geht Richtung OGame. Es soll ein ähnliches, aber besseres Browsergame werden.

13k is a modification for Glest (www.glest.org). Short but accurate: It is imagined to give you more gameplay and "action". Please visit our site for more information !

a real time strategy game

"Arcane Cards" is a 2.5D multiplayer fun realtime Strategy-Action-Game in which you take control over your an army and enter the fray against another. At your side you have powerful magic in the form of cards, sapping your foes and boosting you.

Astrar is a project that writes a realtime strategic space game. The player is the commander of a starfleet and has to fight against an extraterrestrial species. The game is rendered in 3D, based on OpenGL.

A single-player Tower Defense.

Galactic strategy Open Source browsergame. Replacement of the former game Net-Assault.

City-building game that will contain the best parts of SimCity 3000, SimCity 4 and Cities XL.

Burned Out is a MMOG settled in a parallel world with a ´bad result´ of the cuba crisis in 1962. Only a few people survived in bunkers and try to survive by trading, fighting, developing new technologies.

Loosely based on "Stargate SG-1", "Connected Worlds" is intended to be an "different" realtime 3D strategy game, capable to enable massive ammounts of players to play in a (hybrid) persistent universe. All planets in this universe are interconnected

Conquer-Space.net is a browser-based online massively multiplayer space build-up strategy and exploration game. Written in 100% Java, it features a built-in webserver and database. It started in mid-2001 and went Open-Source in late 2004. And it works!

The goal of this project is to provide a complete customizable backend with which you can create, maintain and play your own browser game. Our intent is NOT to give you a ready-to-use game! "CBG" is a module for smallCMS.