Agent-agnostic instructions, skills, agents, commands, and hooks adapted natively to coding-agent environments.
2 files for Codex, OpenCode and Claude Code: MAINFRAME AGENTS.md, MAINFRAME CLAUDE.md — 188 tokens loaded in every session.
AGENTS.md A 183 tok CLAUDE.md A 5 tok These files are CATWILLgh/MAINFRAME's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.