Open Sonic is an open-source game based on the “Sonic the Hedgehog” universe. It introduces a different style of gameplay called cooperative play, in which it’s possible to control 3 characters simultaneously. Unlike most similar games, Open Sonic provides a greater level of interaction between the player and the levels. It’s more than just a jump’n’run; the user must come up with some strategy in order to get through the levels.
The Isogenic Game Engine is a modern web-based MMO game engine that allows you to rapidly develop your next MMO for the web. Isogenic requires no plugins to run which means players can run your game without Adobe Flash or Microsoft Silverlight, straight from their web browser.
Isogenic supports the new HTML5 canvas tag or can output in standard HTML for browsers that do not support canvas.
FIFE is a cross platform 2D game creation framework written in C++ with Python bindings. It’s designed to be flexible enough to support a wide variety of 2D game types but specializes in 2D isometric type views.
Unknown Horizons is an open source realtime economy simulation game with strategy elements in an isometric 2D engine loosely oriented towards Sunflower’s Anno series.
Unknown Horizons however is not an Anno emulator and you cannot play Anno with it. Unknown Horizons is not able and not supposed to use content from Anno. Therefore, you don’t need Anno to play Unknown Horizons. Unknown Horizons is based upon the FIFE game engine.
The Game is available for Windows, Linux and Macintosh. Source code available.
Very bad news for indie developers, hobbyists and all people who planned to make their games using the great torque engine.