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RAG & search

liliang-cn/cortexdb

AI memory and a knowledge graph in one SQLite file. Pure Go: vectors, RAG, agent memory, RDF/SPARQL, Cypher, 80+ MCP tools. Works without an embedding model.

MITGo
Stars
467
Forks
25
Open issues
0
Last push
today

About cortexdb

cortexdb is a free, open-source RAG and AI search tool by liliang-cn, written mainly in Go. AI memory and a knowledge graph in one SQLite file. Pure Go: vectors, RAG, agent memory, RDF/SPARQL, Cypher, 80+ MCP tools. Works without an embedding model. It has 467 GitHub stars and 25 forks, and was last updated today. It's released under the MIT license, a standard open-source license.

License
MIT
Language
Go
Stars
467
Last update
today
Runs on Mac
Not stated
GPU
Not stated
Paid API key
Not stated
Self-hostable
Yes

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cortexdb FAQ

Is cortexdb free?

Yes. cortexdb is open source and free to use. It's released under the MIT license, a standard open-source license.

Does cortexdb run on a Mac?

The project doesn't say. Check its installation guide before you start.

Does cortexdb need a GPU?

The project doesn't state hardware needs. AI models generally run much faster with a GPU.

Is cortexdb still maintained?

Yes. It was last updated today and has 0 open issues on GitHub.

What are alternatives to cortexdb?

Similar free, open-source tools include ragflow, meilisearch, OpenViking, milvus.

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