https://github.com/vsmile-dev/vsmile-rom - Early work when no assembler was available. It seems to run on emulators but not real hardware?

https://github.com/bmx/vsmilestuff/tree/main/examples/hello - Hello world showing minimal init of the PPU and video output, using un-asm.

https://github.com/bmx/vsmilestuff/tree/main/examples/awwsum - another minimal Hello world example using un-asm.

https://github.com/sp1187/vsmile-demos - Small examples using naken_asm.

https://github.com/pulkomandy/contiki-1.x - Contiki operating system compiled using uNSP IDE