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obsidian-second-brain
khanxxy
Universal Obsidian Second Brain template for AI agents.
Open khanxxy/obsidian-second-brain → Checked against the four rules.
Works with any agent
ships AGENTS.md, the cross-tool instruction file.
In its own words
VAULT.md pattern, skill graph architecture, tool-agnostic.
An agent-first Obsidian vault template based on a real multi-agent workflow.
Start simple. The full system is already in place for later.
New here? Start with START-HERE.md.
Want copy-paste AI prompts? Use ASK-AI.md.
Using an AI agent? Tell it to read README.md, START-HERE.md, VAULT.md, and AGENTS.md first. It should explain the workflow and ask for your first project before editing files.
What This Is
This vault gives humans and AI agents one shared source of truth:
VAULT.mdis the map.AGENTS.mdis the operating manual.NOW.mdis the current state.Projects/ /HANDOFF.mdkeeps agent continuity.!1 Work Log/records real sessions.!2 Briefings/stores bot output and daily reports.Backlog.mdholds planned work.Knowledge/becomes the long-term wiki.Agents/Skills/your-vault/SKILL.mdcan be installed so capable agents load your vault rules automatically.
The template ships empty by design: no private data, no fake businesses, no client examples.
30-Minute Setup
The detailed walkthrough is in START-HERE.md.
- Click Use this template on GitHub, or clone the repo.
- Open the folder in Obsidian.
- Fill in
People/Me.md. - Copy
Projects/.template/toProjects/ /. - Fill in the new project's
Context.md. - Add the project to
NOW.md. - Tell your agent:
At the end of every agent session, verify that the agent updated:
NOW.mdProjects/ /HANDOFF.md!1 Work Log/YYYY-MM-DD.md
The repository's own description, then 47% of its README. Read the rest on GitHub ↗
Read from the repository's git tree on 2026-08-17.