SurfSense is listed under AI Note-Taking & Docs, in the Productivity & Workflow category on Flocci AI Tools. Open-source NotebookLM-style research assistant over your own sources. It is free, with no paid plan attached, and it lives at github.com.
SurfSense is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 397 entries on Flocci AI Tools with no upgrade path built in.
SurfSense needs to be installed or self-hosted — it doesn't run in a browser tab. It is available on self-hosting, Mac, Windows and Linux.
SurfSense does 4 things the catalog singles out: Open-source notebooklm-style research assistant over your own sources; connects to many apps and supports private, self-hosted models; cited answers and podcast generation; free to self-host.
AFFiNE is the closest free alternative: it sits in the same AI Note-Taking & Docs sub-category and is free. Blinko, Karakeep and Google AI Edge Eloquent also start free. The full list is on the alternatives page.
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