Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
40,574 个用户
Forecastfox (fix version)
Get international weather updates (via AccuWeather.com) displayed right in Firefox with this highly customizable extension.
14,181 个用户
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
139,298 个用户
Grammar and Spell Checker - LanguageTool
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
376,406 个用户
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
393,511 个用户
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
106,428 个用户
Dark Background and Light Text
Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.
43,892 个用户
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
59,601 个用户
