c64 skills

18 tagged c64, measured the same way as everything else here.

Browse within: commodore 18commodore-64 18chatgpt 13ai-assisted-development 5toolset 5

6502-assembly

04

nschneir/Project64

Skill Claude CodeCodex

Use when writing or debugging 6502 assembly for the Commodore 64 with ca65/ld65 via c64 build or c64 run. Covers the C64 program skeleton, the BASIC SYS stub, calling ROM routines, and 6502 gotchas.

2 9d ago A 58 tokens

c64-development

05

nschneir/Project64

Skill Claude CodeCodex

Use when developing, running, or debugging Commodore 64 software (Commodore BASIC or 6510/6502 assembly) on the VICE emulator with the c64 CLI or the c64-tools MCP server. Covers the build/run/observe/debug loop, the stopped-state discipline, C64 text encodings, graphics and sprites, and the memory map.

2 9d ago A 78 tokens

nschneir/Project64

Skill Claude CodeCodex

Use when writing, building, or debugging a Commodore 64 cartridge — plain 8K/16K/Ultimax or bank-switched EasyFlash — with the c64 CLI or the c64-tools MCP server. Covers the two boot mechanisms (CBM80 vs the $FFFC reset vector), the memory modes, cart-native code in ROM, the EasyFlash banking discipline from…

2 9d ago A 96 tokens