Extensions for openlibrary.org
17 browser extensions built for openlibrary.org. Compare features, permissions, and safety across Chrome, Firefox, and Edge.
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Firefox Add-onsLibGen Search
Search interface for LibGen
Chrome Web StoreGoodreads Buddy
Compare book ratings from Google Books, Amazon, Open Library & StoryGraph.
Chrome Web StoreCovered - Fetch Movie/TV/Book Poster Cover Image Search
Find and copy poster/cover image URLs from TMDB & Open Library (with optional Google Books fallback). Bookmark your favorites.
Goodreads Buddy
Compare book ratings from Google Books, Amazon, Open Library & StoryGraph.
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Chrome Web StoreFree Books Reader – ReadVault
Millions of free books in your browser. Search, read, and download instantly — no account needed.
Chrome Web StoreBook Reading Tracker
Track and manage your reading goals with progress analytics
Chrome Web StoreThriftbook Tools
Power tools for your ThriftBooks wishlist: filters, price history, free-book finder, deals, dedupe, publisher search. Unofficial.
Chrome Web StoreGoodIndigoOutlet
View Goodreads ratings for books on indigo.ca, bookoutlet.ca, and kobo.com.
Chrome Web StoreSecondBrain
Your personal second brain — movies, books, ideas, people, notes & checklists. Auto-backs up to your Google Drive.
Chrome Web StoreBookCx
Find the same book on Amazon, Libby, Hoopla, Goodreads, and more. US-only for now; international support coming soon.
Firefox Add-onsScholarForge AI
# ScholarForge AI – Research, References, Academic Writing & Document Intelligence
Chrome Web StoreScholarForge AI
Trusted research assistant with real sources, local auditing, citations, and structured prompts for AI-assisted writing.
Chrome Web StoreBookshelf — Used Books
Browse and buy used books from Bookshelf — cart with combined shipping, secure card checkout, and alerts for new & free books.
Firefox Add-onsHalluCheck
Cross-reference LLM-generated content with Wikipedia, Wikidata, and other trusted sources to detect potential AI hallucinations
Chrome Web StoreInkwave Citation Capture
Capture citations from any page into your Inkwave writing studio — one click for journal articles, AI-assisted for blogs.
Chrome Web StoreAINS Book Log Assistant
Auto-fills AInS NILAM book records from a title/author. Review each field before pushing — it never submits for you.
Chrome Web StoreOmniShelf Pro
Gestor premium de lectura para Novelas, Manga y Libros con rastreo inteligente.