calls second-brain-cloudflare “Choose it if you want a self-hosted memory layer on Cloudflare's free tier that works with any MCP client, instead of local Obsidian files.”
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 knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.