Local-first, AI-native knowledge management system. Markdown + QMD hybrid search + Obsidian + any AI agent.
1 file for Codex and OpenCode: second-brain AGENTS.md — 170 tokens loaded in every session.
AGENTS.md A 170 tok These files are arkangelai/second-brain'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.