Files-first operating system for internet businesses: research, decisions, bets, pushes, and outputs in markdown/git, with an mb CLI and agent workflows that hide the plumbing.
Latest release oe-v0.6.16 — Main Branch 0.6.16 · 25 Oct 2026
2 files for Codex, OpenCode and Claude Code: mainbranch AGENTS.md, mainbranch CLAUDE.md — 5,216 tokens loaded in every session.
AGENTS.md A 4,505 tok CLAUDE.md A 711 tok These files are noontide-co/mainbranch'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.