Dark Mode (WebExtension)
A global dark theme for the web
58,670 users
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
25,958 users
514,274 users
27,611 users
Augmented Steam
Augments your Steam Experience
53,642 users
DeArrow - Better Titles and Thumbnails on YouTube
Crowdsourcing titles and thumbnails to be descriptive and not sensational
17,932 users
6,833 users
YouTube mp3 Downloader
The YouTube mp3 Downloader Add-on includes a Button on any YouTube Page and allows you to convert the YouTube Video to a mp3 with just one click. Compatible with new FireFox Quantum 57+
22,149 users
hide.me VPN Free Proxy
Use hide.me VPN Proxy to bypass censorship and protect your privacy online.
7,391 users
YouTube™ to MP3
Convert & download YouTube videos to MP3 with just one click!
12,219 users
Spanish (Spain) Dictionary
Spanish/Spain Dictionary
111,092 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
69,276 users
8,089 users
Autofill
A form filler, form recovery, text snippets, and automation tool all in one.
19,325 users
WebRTC Control
Have control over WebRTC (disable or enable) and protect your IP address.
4,731 users
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
34,168 users
Volume Booster
Boost your volume up to 500 %
6,402 users
Okta Browser Plugin
Okta Browser Plugin
64,962 users
EditThisCookie
EditThisCookie is a cookie manager.
9,129 users
Webmail Ad Blocker
Remove advertising clutter from your web-based email. Expand your viewable area by blocking and removing ads on the right-hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
28,222 users
Youtube™ Downloader
This extension allows you to download videos directly from youtube.
6,562 users
Imagus
With a simple mouse-over you can enlarge images and display images/videos from links.
61,998 users
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
41,982 users
16,028 users
CORS Everywhere
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
25,544 users