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OSI-openAI notebook

deta Surf

deta

Local-first AI notebook desktop app that pulls files and web content into notebooks with source-linked citations.

3.4k stars(as of 2026-06-05)View on GitHub
Overview

What is deta Surf?

A local-first 'AI notebook' desktop app that pulls local files and web content (sites, YouTube, tweets, PDFs) into notebooks, with smart notes, source-linked citations, and 'Surflets' - AI-generated interactive mini-apps.

Analysis

Pros & Cons

Pros

  • Local-first: your data stays on your device
  • Cross-platform (macOS, Windows, Linux) with flexible model choice incl. local LLMs
  • Apache-2.0, open core on GitHub

Cons

  • Open beta (1.4.7-beta) - not final
  • No pricing communicated, so the monetization model is unclear
  • Marketing claims ('trillions of pages') are not measurable
License

License

Apache-2.0 (OSI-open)

When it is interesting

Research and note-taking with local data and free model choice.

When it is too early

Production-critical workflows, or if long-term cost planning matters.

This repo featured in the 2026-06 edition of the Open-Source AI Radar.