Give AI agents ambitious work without losing the plot. nac is an open-source harness for long-running tasks, using a central orchestrator, threads, and structured episodes to stay aligned with your intent.
Latest release v0.1.4 · 27 Aug 2026
1 file for Codex and OpenCode: nac AGENTS.md — 1,970 tokens loaded in every session.
AGENTS.md A 1,970 tok These files are arcee-ai/nac's own configuration — they tell 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.