This is a total conversion mod for Empire at War / Forces of Corruption. It takes place right after the Battle of Geonosis in "Attack of the Clones". Replacing the Empire, Rebels and Zann Consortium with the Galactic Republic and Seperatist Alliance along with The Hutt Cartel, Pirates and Neutral Worlds.
A little more news on the developing change to EU. Basically Lucas Film will be referring to the Old EU as Star Wars Legends to differentiate between what is canon, and what is non-canon.