DragonRuby Game Toolkit is sponsoring KIFASS Game Jam! Grab your free license to this royalty-free commercial game engine and have fun :-)
This jam is beginner friendly and is a "slow jam" (no late-night coding required/take your time). You'll find many helpful people on our Discord.
The engine comes with over 150+ sample apps to help you get started.
There's a free book too: Building Games with DragonRuby.
Here's a tech demo showing what DragonRuby is capable of: