Notes & knowledge
Obsidian, Notion, memory and retrieval for your agent.
30 listings 175k stars in total
Where to start
The highest quality score in this scenario. It is a starting point, not an endorsement.
Agent skills for Obsidian. Teach your agent to use Obsidian CLI and open formats including Markdown, Bases, JSON Canvas.
claude plugin marketplace add obsidianmd/obsidian-skills
Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.
npx skills add virgiliojr94/book-to-skill
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal
claude plugin marketplace add AgriciDaniel/claude-obsidian
pip install memu-cli # library + memu + memu-codex CLIs
Your Personal Librarian Agent. Ask anything on your computer, organize files, remember important info and files.
bun install -g @autorag/librarian
Persistent memory for Claude Code, Codex and 6 other AI agents, stored as plain markdown in your Obsidian vault. New: Crew, one shared logbook so Claude Code, Codex, Cursor and Grok Bot know what each
/plugin marketplace add eugeniughelbur/obsidian-second-brain
npm install -g @inkeep/open-knowledge
Framework for AI agents to build and maintain a digital brain through Obsidian wiki | Memory System for Agents
pip install obsidian-wiki
Plan, apply and roll back changes to a production ontology, with a blast radius report and a proof an auditor can re-check.
docker pull ghcr.io/fabio-rovai/open-ontologies:latest
The knowledge compiler. Raw sources in, interlinked wiki out. Inspired by Karpathy's LLM Wiki pattern.
npm install -g llm-wiki-compiler
Open-source persistent memory for AI agent pipelines (LangGraph, CrewAI, AutoGen) and Claude. REST API + knowledge graph + autonomous consolidation.
pip install "mcp-memory-service[sqlite]"
Video Search And Summarization
NVIDIA AI Blueprint for video search and summarization (VSS) is a GPU-accelerated reference architecture for building video analytics agents with real-time verified alerts, visual Q&A, and automated r
A self-learning system for Claude Code that captures corrections, positive feedback, and preferences — then syncs them to CLAUDE.md and AGENTS.md.
claude plugin marketplace add bayramannakov/claude-reflect
Open Source Implementation of Karpathy's LLM Wiki. Upload documents, connect your Claude account via MCP, and have it write your wiki !
git clone https://github.com/lucasastorian/llmwiki.git
A markdown editor — and the bridge to your LLM. Local-first, MIT, ~15 MB. Bundled MCP server lets Claude Code / Codex / Cursor drive your vault directly. 14 AI providers BYOK.
brew install --cask zhitongblog/solomd/solomd
Guides and resources for AI engineers: an agents course, five handbooks, a hands-on second-brain project and a vetted reading list.
git clone https://github.com/undefined-ui/second-brain-os.git
An open-source, PyTorch-like runtime for dynamic multi-agent and multi-session workflows.
pip install "openrath[server,postgres]"
pnpm install --frozen-lockfile
Give your AI agents persistent, collective memory — with deduplicating absorb, supersession lineage, semantic search, and a graph UI. Speaks MCP.
pip install memora-mcp
Read, write, search, and surgically edit Obsidian vault notes, tags, and frontmatter via MCP. STDIO or Streamable HTTP.
claude mcp add obsidian-mcp-server -e OBSIDIAN_API_KEY=your-api-key -- npx -y obsidian-mcp-server
⚡ DocsAgent — give your AI agents instant, private access to your personal knowledge base (Zotero, Obsidian, Apple Notes supported now, local docs on the road). Native C++ search core: BM25 + passage
npx @docsagent/docsagent start # spawn the bundled core for your platform
A simple MCP integration that allows Claude to read and manage a personal Notion todo list
git clone https://github.com/yourusername/notion-mcp.git
git clone https://github.com/YIKUAIBANZI/forge-skill.git ~/.claude/skills/forge-skill
git clone https://github.com/tryprotege/almanac.git
Turn any data source into an MCP server in 5 minutes. Build AI-agents-ready knowledge bases.
npm install akyn-ai