VIC-20 Repos

davervw/hires-vic-20: High Resolution Commodore 2.0 BASIC extensions for Vic-20

• url: https://github.com/davervw/hires-vic-20
• topics: VIC-20
• license: MIT
• future-topics: Computer Graphics

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Chysn/VIC20-wAx: wAx is the finest native assembler/disassembler ever released for the Commodore VIC-20

• url: https://github.com/Chysn/VIC20-wAx
• topics: VIC-20
• license: MIT
• future-topics: Assemblers, Disassemblers, Assembly Language

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Kweepa/vicdoom: Doom for the VIC-20

• url: https://github.com/Kweepa/vicdoom
• topics: VIC-20, Games
• license: unknown

there is also a longplay video of this on youtube somewhere