loci-wiki is an open-source CLI tool and server for personal knowledge management. It supports aspect-tagged raw sources, concept-graph retrieval, and integrates with the Model Context Protocol (MCP) for advanced LLM workflows. Ideal for developers and researchers building custom knowledge bases.
loci-wiki is a RAG, search & retrieval product. Enabling users to organize and retrieve personal knowledge using aspect-tagged sources and concept graphs. It is built as an open-source project for developers and researchers managing personal knowledge bases. loci-wiki is open source under the MIT license. The product ships for the command line, and it can be self-hosted.
Behind loci-wiki is loci-knowledge, and the product first shipped in 2026. Development happens publicly on GitHub with 33 commits in the last 90 days. PulseGate's similarity index finds few close equivalents — loci-wiki occupies a relatively distinct niche. Key capabilities include aspect tagging, concept-graph retrieval, and MCP integration. It exposes integrations via an MCP server.
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