I'm using Blitzplus. Blitzplus is great for 2D games.
If I finish the current 2D game I'm working on, and it sells well, I may port it to BlitzMax so I can sell it on Mac and Linux, but I'll probably keep the PC version in BlitzPlus because Blitzplus has lower system requirements than Max.
If I finish the current 2D game I'm working on, and it sells well, I may port it to BlitzMax so I can sell it on Mac and Linux, but I'll probably keep the PC version in BlitzPlus because Blitzplus has lower system requirements than Max.