Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Clippings
Save frequently-entered text for pasting later.
37,302 users
Tomato Clock
Tomato Clock is a simple browser extension for managing your productivity.
11,955 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
14,264 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
3,356,086 users
Classic Theme Restorer (Fx29-56)
Squared tabs, application menu, add-on bar, small button view and many more 'old' features for 'Firefox 29-56', not for Firefox 57+! Latest builds on Github! AMO is dead.
239,126 users
Tab Groups
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
65,221 users
TableTools2 - Copy/Sort/Chart/Filter Table&More!
Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
8,760 users
Octotree
Add-on to display GitHub code in tree format
8,858 users
谷歌翻译 - 智能云翻译
本插件使用谷歌翻译引擎，可在任意网页中选词进行智能翻译。
887 users
Page Translate
Translate whole page using Google Translate
2,141 users
ErrorZilla Plus
This extension is a replacement of Firefox official error page, which adds some useful tools to aid your troubleshooting. The tools include: - Google Cache (view the page cached by Google) - Coralize (use Coral CDN proxy to connect again) - Wayback (view an earlier version of this page) - Ping (use a server to ping the target server) - Trace (trace the network route from you to the server) - Whois (look up who owns the website) - Proxify (use your custom web proxy to connect)
3,220 users
Selenium IDE: Screen Capture Extension
Extension to Selenium IDE for various screen capture capabilities.
1,992 users