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source-lm vs Tab Folio

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

source-lm compared with Tab Folio
Detailsource-lm logo source-lmTab Folio logo Tab Folio
What it doesChrome extension to bulk-add sources to NotebookLM from JSON exports, YouTube, and web pages Close tabs without losing the thread
StageNot given Not given
FoundedNot given Not given
Based inES FR
Pricing modelPaid Freemium
PricingFree plan: 5 bulk actions per month, single sources always free. Pro licence: $29 one time, unlimited bulk runs. Free: $0/month with 100 AI analyses per month, up to 3 Custom Collections, Sessions, Search by topic, Local-first privacy, Export to JSON. Pro: $5/month with 1,000 AI analyses per month, Unlimited Custom Collections, Notion sync, Early access to new features, Priority support, Sessions, Search by to
Key features
  • Split JSON exports into Markdown files with 400,000-word budget
  • Filter sources, detect duplicates, and batch delete
  • Incremental uploads skip already-added content
  • No account or login required
  • Source-available code published unminified
  • No data written to disk or stored on servers
  • Supports Telegram Desktop and Telegram for macOS exports
  • AI-powered automatic grouping of tabs by topic and purpose
  • Search tabs by topic instead of URL
  • Reopen entire sessions in one click
  • Works in Chrome, Edge, Brave, Opera and Chromium-based browsers
  • Lightweight background processing without browser slowdown
What makes it different
  • No backend or recurring costs: pay once, keep the licence forever
  • Runs entirely in your browser with no account or login needed
  • Smart splitting keeps records whole and avoids duplicates on re-runs
  • Source-available and unminified so you can audit the code yourself
  • Extends NotebookLM's interface with bulk operations and source management tools
  • AI organizes tabs by content and context, not by URL
  • Find tabs by remembering the topic, not the website name
  • Syncs to Notion for a permanent reference library
  • No manual folders or drag-and-drop required
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)15 −1 (down) since last check7 no change since last check
Trust Flow (Majestic)1817
Citation Flow (Majestic)159
Referring domains (Majestic)2429

6 details filled in for both companies.

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