Efficiency Split Screen
Split screen to improve search efficiency. Click search link in one window and open it in another.
400 users
OpenLink Structured Data Sniffer
Adds structured data discovery and handling of multiple content-types to your browser. Reveals Structured Metadata embedded within HTML pages in notations including POSH (Plain Old Semantic HTML), Microdata, JSON-LD, RDF-Turtle, and RDFa.
399 users
Right Click Search
Use the context menu to search using the engines in the Firefox search settings. This add-on requires Firefox version 63 or later.
399 users
SelectON — selection popup. Copy & search
Customizable popup with actions on text selection, just like in Opera browser
398 users
楽天市場検索エンジン
楽天市場で簡単に商品検索ができる拡張機能です。
398 users
SEO Pro Extension
SEO Pro extension helps to see all on-page and technical SEO aspects at a glance, including meta data, headers, canonical tags, meta robots, HTTP codes, alt tags, schema, Core Web Vitals, internal/external links, word count, social graph & more.
397 users
FreshView for YouTube™
Hide YouTube™ videos you've already watched to easily discover fresh content.
395 users
Taskade - AI Agents, Chat Bots, & Task Automation
Supercharge your productivity! Build, train, and deploy AI agents to automate tasks, generate insights, and collaborate in real-time. Transform every new tab into a powerful AI-powered workspace with real-time task lists, tables, mind maps, and more.
393 users
Net Worth Size
This extension allows you to automatically copy selected text to the clipboard.
393 users
Resoomer
Summarize your articles online in 1 clic
390 users
Microsoft automatic rewards
Script that gives you maximum amount of Microsoft rewards points every day automatically or by a click of a button.
388 users
Who is Hosting this Website?
Who is Hosting This Website is a free Add-on service for telling you- where websites are being hosted. "Who is Hosting this Website?" will also determine and display the IP address, DNS records and domain name ownership information (Whois Records).
386 users
View Image Resurrected
Brings back the 'View Image' and 'Search by Image' options in google image search results, as well as adding copy and download options.
386 users
Dogpile Search
Search using Dogpile directly from Firefox.
382 users
Rapideo.pl extension
Native extension for Rapideo.pl website, making easier to download from over 32 supported hosting sites (egoshare.com, catfiles.net, turbobit.net)
382 users
Stream Live Radio & Custom Web Search
Add the Stream Live Radio & Custom Web Search extension to listen to your favorite radio stations by clicking the favicon on the toolbar & to access search powered by Yahoo from your browser.
381 users
Onion Search Engine
set Onion Search Engine as your browser's default search engine. Onion Search Engine protects your privacy and does not spy on you. Search the normal network and the onion network.
380 users
View Image for Google Images
Bring the 'View Image' button back to Google Images (for both desktop and mobile view)
379 users
TSE - Torrents Search Engine
Simple torrents search engine. Trackers support: Rutracker, Rutor, NoNaMe Club, Tapochek.net, Kinozal, BigFANGroup, UnionGang, RiperAM, bitru
378 users
PaperPop - Journal Ranking Viewer
Display journal rankings & quartiles. AI-powered search insights.
376 users
Yandex Image Search
This extension adds a context menu option for selected image in order to find it on Yandex.
375 users
Auto FxTwitter
Automatically convert twitter.com or x.com links to fxtwitter.com (or domain of your choice) when sharing a post.
373 users
Google Search URL Fixup
Fix links in the JavaScript-free Google Search results pages to be the original links instead of links that go through Google with tracking identifiers. This is only of interest if you disable JavaScript for Google Search (eg via uMatrix).
373 users
Claude Sidebar
Access Claude AI instantly from any webpage with this convenient sidebar extension. Chat with Claude while browsing, researching, or working without switching tabs.
371 users
Yandex button
Creates Yandex toolbar button
370 users