Daily Top Coupons & Custom Web Search
Install the Daily Top Coupons & Custom Web Search extension to get the latest coupons, deals & offers by clicking the favicon on the toolbar & enjoy Yahoo® search from your browser.
11,642 users
Fonts Ninja
Speed up your design workflow!
11,620 users
RESTer
A REST client for almost any web service.
11,484 users
Progressive Web Apps for Firefox
A tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox
11,470 users
Sponsored Search by SearchesCentral
Get better search results instantly from your home and new tab page!
11,261 users
YouTube Search Engine
Adds YouTube search engine to search engines.
10,493 users
HTTP Header Live
Displays the HTTP header. Edit it and send it.
10,313 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
10,284 users
Simple mass downloader
A simple but powerful mass downloader. Download links from multiple tabs at once, from the clipboard or selected text on web pages. Advanced filtering or multi-renaming options. User-defined automatic download folders.
10,057 users
Clockify Time Tracker
Track time from anywhere on the web and improve productivity.
9,881 users
Export Cookies
Export cookies to a Netscape format cookies.txt file.
9,480 users
Remove Youtube Shorts
Remove Youtube Shorts tab in navigation tab, and redirect Youtube Shorts Videos to original Youtube video player, for better experience on desktop.
9,472 users
Pinned Google Calendar
Go to the pinned Google Calendar tab. If it doesn't exist, it's created.
9,469 users
ScriptCat
脚本猫,一个可以执行用户脚本的浏览器扩展,万物皆可脚本化,让你的浏览器可以做更多的事情!
9,468 users
Ignore X-Frame-Options Header
Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.
9,453 users
Always on Top
Sets "Always on Top" style for your Firefox window
9,451 users
Tab Counter
Add a badge to the toolbar that shows the number of currently open tabs in a window or all windows.
9,080 users
Substital
Add subtitles to any video or movie online. Be it on Netflix, Disney+, Youtube or any other online streaming platform.
9,034 users
axe DevTools® - Web Accessibility Testing
Add accessibility auditing to the Firefox Developer Tools
8,970 users
Channel Blocker
Are you annoyed by YouTube™s video recommendations? Our Add-on enables the function of blocking anything you'd like. Block separate videos, users or whole channels with only one click!
8,956 users
Highlighter + Notes
Add Highlights and Notes to a Web Page
8,907 users
Seznam Doplněk – Esko
Zkrátí cestu na Seznam.cz a ochrání vás před podvodnými stránkami.
8,879 users
Simplify Copilot – Autofill job applications
The better way to job search. Quick apply and autofill job applications in one click. Track jobs, companies, contacts, resumes & more!
8,824 users
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
8,698 users
Session Sync
Save sessions as bookmarks and access them across devices. Advanced Session Manager: edit, save, change, restore. It can also be your best Bookmark Manager
8,623 users