The build your own Claude Code track on Codecrafters is free while in beta.
494 karma · joined November 21, 2011
'This project aims to be compatible with upstream Aider, but with priority commits merged in and with some opportunistic bug fixes and optimizations'
They also have a weekly podcast.
A big plus is that is a single Golang binary so very easy to set up. It also has a browser extension.
They're usually called 'variants'.
Keep up the good work.
Doom ran well on it.
I believe I had to start the machine with a boot floppy that configured the system before I run the game though.