c4-genai-suite by codecentric

Private, local-first AI "life OS": any model per life-domain over a markdown vault on your machine. Council mode, open source (GPL-3.0). Maintained by fru-dev3 on GitHub, where it has earned 25 stars from the community.

MCP server for multi-round AI brainstorming debates between multiple models (GPT, DeepSeek, Groq, Ollama, etc.). Maintained by spranab on GitHub, where it has earned 67 stars from the community.

An AI assistant whose memory belongs to you. Local-first Mac app, plain markdown workspace, bring your own model. Maintained by Keel-Labs on GitHub, where it has earned 43 stars from the community.