RAGE - Rockstar Advanced Game Engine

before RAGE, Renderware engine developed titles on PS2, Xbox and PC of early GTA for example,

• Vice City
• GTA 3
• GTA:VC stories
• GTA: LC Stories

RAGE was built due to the competiotion with EA's Citrion.

rockstar advanced game engine, created by a small team. developed to facilitate the high technological needs of the PC, Xbox 360, PS3 and Wii. Evolved from Angel game engine for use in 6th gen console era.

It was created by the 'rage technology group' with the video game developers : rockstar north, and san deigo. Rockstar integrated a few third party middleware components into rage, such as the Euphoria character animation engine and the open source Bullet physics engine.