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AI EngineeringPython

Obsidian Second Brain

by eugeniughelbur

Obsidian Second Brain is an AI Engineering skill for Claude Code, published by eugeniughelbur in obsidian-second-brain.

4K stars506 forkson eugeniughelbur/obsidian-second-brainAdded 2026/08/16+2% in starsRepository updated 2026/08/15

View source on GitHub Download repo ZIP

agent-skillsai-agentsai-note-takingai-second-brainanthropicclaudeclaude-codeclaude-code-skillclaude-memoryclaude-pluginclaude-skillkarpathy-llm-wikiknowledge-graphknowledge-managementnote-takingobsidianobsidian-mdpersonal-knowledge-managementpkmsecond-brain

Install in seconds

Install Obsidian Second Brain

Copy Obsidian Second Brain into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/eugeniughelbur/obsidian-second-brain ~/.claude/skills/obsidian-second-brain

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/eugeniughelbur/obsidian-second-brain.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: SKILL.md in eugeniughelbur/obsidian-second-brain
Installs to: ~/.claude/skills/obsidian-second-brain
Collection: The only skill cataloged from this repository
Category: AI Engineering — 2451 skills

What Obsidian Second Brain does

Obsidian Second Brain operates any Obsidian vault as a self-rewriting knowledge base for AI agents, saving notes, updating pages, and reconciling contradictions automatically. Use it when Claude needs to read, write, search, or manage an Obsidian vault.

Obsidian Second Brain is cataloged under AI Engineering on DirSkills. Obsidian Second Brain comes from a repository tagged agent-skills, ai-agents, ai-note-taking, ai-second-brain and anthropic.

Documentation

README

Excerpt

Obsidian Second Brain

Claude operates your Obsidian vault as a self-rewriting knowledge base. An evolution of Karpathy's LLM Wiki pattern: sources rewrite existing pages instead of just appending, contradictions reconcile automatically, and scheduled agents maintain the vault while you sleep. Everything worth remembering gets saved. Every update propagates everywhere it belongs.

Quick Start

0. Choose vault access method (in order of preference)

Try these methods in order. Use the first one available:

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Obsidian Second Brain

How does Obsidian Second Brain compare to other AI Engineering skills?
Obsidian Second Brain ranks #532 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Obsidian Second Brain against them. Open each page to compare what they document and how they install.

More AI Engineering skills

Obsidian Second Brain is one of 2451 AI Engineering skills cataloged on DirSkills, ranked #532 by stars among them.

Browse all AI Engineering skills →

Architecture Decision Records

Architecture Decision Records captures architectural decisions made during Claude Code sessions as structured ADRs, recording context, alternatives, and rationale. Use it when significant technical choices are made so future developers understand why the codebase is shaped the way it is.

AI-First Engineering

AI-First Engineering defines process, review, and architecture standards for teams where AI agents produce most implementation output. Use it to set ownership rules, quality gates, and evaluation criteria for agent-generated code.

Agentic OS

Agentic OS codifies a persistent multi-agent operating system architecture for Claude Code. Use it when building a multi-agent workflow with file-based memory, slash commands, and scheduled automation that survives session restarts.