Atom is the seed. Every project you ship begins here — with cross-project memory, opinionated production defaults, and AI tooling that travels with the template.
Latest release v0.2.1 — v0.2.1 — Distribution architecture: install once, project anywhere · 14 May 2026
3 files for Codex, OpenCode, Claude Code and GitHub Copilot: atom AGENTS.md, atom CLAUDE.md, atom copilot-instructions.md — 1,645 tokens loaded in every session.
AGENTS.md A 1,472 tok CLAUDE.md A 97 tok scaffold/.github/copilot-instructions.md A 76 tok These files are machbuilds/atom's own configuration — they tell Codex, OpenCode, Claude Code and GitHub Copilot 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.