agent-shadow-brain: Shadow Brain is the first open-source shared memory and context system for AI coding agents. It allows multiple agents and sub-agents to share a common brain, with features like causal memory chains, dream engine, reputation ledger, and more. It works with 10+ agents and is free and local-first.; claudian: Claudian is an Obsidian plugin that integrates Claude Code directly into your note-taking vault, transforming it into an AI agent's dynamic working directory. It empowers Claude with full agentic capabilities, including file manipulation, search, bash command execution, and multi-step workflow automation.
Eliminate cold starts: every new agent session gets a 2K-token briefing from past knowledge
Collaborate with AI within Obsidian notes via a chat interface.