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RAGFlow vs SurfSense

The same facts for both, read from GitHub every night, and the relation a person reviewed.

RAGFlowSurfSense
LanguageGoPython
LicenceApache-2.0Other
Stars92k16k
Latestv1.0.0-rc1v2.1.0
Last push2026-10-062026-10-06
Release cadenceabout 13 days between releasesabout 4 days between releases
Active contributors56+ commit authors on the default branch in the last 90 days21+ commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace NotebookLM. Alternatives to NotebookLM →

    PartialRAGFlowChat over uploaded documents with cited sources, with layout-aware parsing, on your own server.

    Full replacementSurfSenseA research notebook over your documents and connected apps, with podcast generation.