Let's see...
Red, Blue, Yellow
Gold (doesn't work anymore I don't think, could be wrong though), Silver (I think the same), Crystal
Ruby (used), Sapphire, Fire Red (used), Leaf Green (used), Emerald (used)
Pearl, Diamond, Platinum x2 (one used), Heart Gold, Soul Silver (used)
White, Black, White 2 x2, Black 2
X x2, Y x2
Mystery Dungeon Red Rescue Team, Explorers of Darkness and Gates to Infinity
Trozei (first)
Rumble Blast
There might be a few i'm missing but those are what I know off the top of my head.