A multi-threaded, multi-user, programming language with extensible grammars
4 files for Claude Code, GitHub Copilot, Codex and OpenCode: fmpl, fmpl copilot-instructions.md, fmpl AGENTS.md, fmpl CLAUDE.md — 3,239 tokens loaded in every session.
.github/copilot-instructions.md A 1,802 tok AGENTS.md A 1,434 tok CLAUDE.md A 3 tok .claude/settings.json C — These files are nnunley/fmpl's own configuration — they tell Claude Code, GitHub Copilot, Codex and OpenCode 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.