AO3 Primary Ship Search
Allows searching AO3 for a primary ship tag, removing all search results that do not have the wanted tag as the first relationship tag.
1,354 人のユーザー
Ivacy VPN: Best Free VPN for Privacy and Security
The best Free Firefox extension for content, security & privacy. Enjoy unlimited bandwidth and speed.
1,344 人のユーザー
Steamlvlup Card Factory
Install a browser extension to improve your experience with Steam Trading Cards
1,330 人のユーザー
YouTube Control Center
YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.
1,328 人のユーザー
Play YouTube Video In Background
Prevents YouTube and Vimeo from stopping Firefox from playing videos in the background. It is mainly useful for Android devices.
1,315 人のユーザー
YourCodecs
Why do some YouTube videos make the browser freeze, the computer heat up, and the cooling fans spin like it's about to take off? It's possible that the video selected a codec that your computer doesn't support.
1,314 人のユーザー
The Snake Game
Play the Snake game in popup in your browser. Eat, grow and try not to crash.
1,310 人のユーザー
Nexus Mods Sensible Archive
Download mods directly from the Nexus Mods Archive, instead of having to use extract the code from html and manually put it into a link.
1,296 人のユーザー
Season Pass Pass
Travel back in time and pull rewards from any previous season pass in destiny 2
1,289 人のユーザー
Stream Bypass
A multi-browser addon / extension for multiple streaming providers which redirects directly to the source video.
1,279 人のユーザー
YouTube Uninterrupted
Prevents YouTube from pausing videos with the 'Continue watching?' dialog, allowing uninterrupted playback of music, podcasts, and long-form content. This add-on is 100% free and open-source.
1,278 人のユーザー
Share Button for Facebook™
Share Button for Facebook™ lets you share any web page on your Facebook™ Timeline by a quick button.
1,277 人のユーザー
GoodLIB -Zlib & Anna's Archive Extension Goodreads
Open books from Goodreads ,StoryGraph , hardcover ,babelio and novelupdates in Z-Library, Anna's Archive, or Gutenberg in one click.
1,275 人のユーザー
Seelie Companion
Seelie Companion extension simplifies the process of accessing in-game data by securely fetching the required login cookies from the game's official websites, allowing seamless integration with SEELIE.me.
1,261 人のユーザー
autoClick
I make clicks... for real. If you play idle/clicker games this one is for you. Just select a key in your keyboard and press it down for the mouse to left-click, and you can it pressed down for all the time you want.
1,249 人のユーザー
M3U8/HLS Player with Custom Keyboard Controls
Advanced M3U8/HLS player with customized keyboard controls/shortcuts just like YouTube. Supports keyboard shortcuts, PIP mode, frame navigation, and live streams.
1,235 人のユーザー
Autoplay Settings for YouTube
Disable autoplay on YouTube and save your autoplay settings between sessions.
1,218 人のユーザー
Twitch Lurker
Always support your favorite streamer by automatically pulling up their stream when they go live.
1,180 人のユーザー
Flappy Bird
The Flappy Bird game is in your browser! Try to fly the bird without hitting a pipe!
1,178 人のユーザー
Blerp - Video Alerts, TTS, Sound Memes on Streams
Blerp sound alerts, memes, GIFs, Video alerts, emote memes, TTS (Text to Speech), emotes, soundboards, channel points for chat livestreams on Kick, YouTube, Twitch and more!
1,172 人のユーザー
Lab Ray Logger by Jellyneo
Use Jellyneo's Lab Ray Logger to automatically keep a record of all your daily Neopet and Petpet Lab Ray zaps. NEW IN v2.0: Now offering logging for Petpet zaps! Copyright 2000-2026 NeoPets, Inc. All rights reserved. Used with permission.
1,171 人のユーザー
