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Search millions of free PDFs instantly. Detects books on Amazon, eBay & Goodreads — one click to find any book as a PDF. PDF Search is a free PDF search engine extension powered by pdfsearch.org — the fastest way to find any book, textbook, or document as a PDF without leaving your current tab. ⚡ INSTANT PDF SEARCH ENGINE Type any title, author, or topic into the built-in search bar and press Enter. A new tab opens directly on pdfsearch.org with matching PDF results — no homepage visit, no extra clicks, no wasted time. 📚 SMART BOOK DETECTION Browsing Amazon, eBay, or Goodreads? Open the extension popup and it instantly reads every book on the page — title, author, and cover image — then shows a "Find PDF" button next to each one. Supported sites: • Amazon (product pages & search results) • eBay book listings • Bookshop.org • Goodreads • Any website using Book schema markup (JSON-LD / Microdata) 🔒 PRIVACY-FIRST & LIGHTWEIGHT • Page scanning runs ONLY when you open the popup — never in the background • Zero data collection, zero tracking, no account required • Minimal permissions: activeTab + scripting only • No impact on browser performance 🚀 HOW IT WORKS 1. Click the PDF Search icon on any page 2. Detected books appear instantly in the popup 3. Hit "Find PDF" next to any title 4. pdfsearch.org opens with PDF results in a new tab ✅ PERFECT FOR • Students hunting for free textbooks and lecture notes • Researchers looking for academic papers and publications • Book lovers who want to read titles in PDF format • Anyone shopping on Amazon or eBay who wants a quick PDF check 🔍 ABOUT PDFSEARCH.ORG pdfsearch.org is a dedicated PDF search engine that indexes millions of publicly available PDF documents — textbooks, academic papers, classic literature, technical manuals, and more. This extension brings that search power directly into your browser toolbar. Search smarter. Read more. Start for free.
May 17, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.