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.
Another Lets play series which shows off playing this mod by Starkiller598
AAHH INTERNET EXPLORER! IT BURNS!
Anyway, I'm sure you've noticed how the Seps don't upgrade their tech, have you fixed that? I did find something strange while looking over their AI and it seems their assigned to use the Republic's AI and in that case, use the republic's tech upgrades which aren't available to them.
Wrong link. Had to edit it.