SwizzleStick

Altitude would be fun to see reborn. Hit 4-5k players at its peak on Steam. Now pretty much dead apart from dedicated league play.

It’s a 2D flight/arena game with a variety of game modes, aircraft to fly, weapons, perks, powerups etc. Very arcade.

• ✅ Fun
• ✅ Accessible (Win/Mac/Linux/Steam)
• ✅ All ages
• ✅ Casual (games last minutes, not hours)
• ✅ Not AAA
• ✅ Free
• ✅ Runs on potato

Only drawback according to the assignment:

• ❌ Not FOSS

I’ve stuck with iredmail for years. Spin up a VM, grab the installer, and see how it performs for you.