800% Sound Volume
Boost, reduce, or mute audio on any website up to 800% volume, with per-site memory and a clean simple interface.
144 users
Amply - SoundCloud Classic Theme & Settings
2025 • Open-source • Bring back SoundCloud Classic Theme (Dark Mode compatible), change fonts, disable notifications... and more.
142 users
Myanimelist Redesign 2
A redesigned user interface for Myanimelist with multiple themes and layout improvements (official new version)
140 users
Cookie Helper
The ultimate privacy manager. Cookie Helper provides seamless integration with our native Cookie manager for macOS. Quickly and easily favorite sites, then easily remove tracking cookies, history, cache and databases for those you don't want.
131 users
Manga Lazy Load
Toggle lazy load images for Manga Websites like Bato, MangaPark, NatoManga, etc. to improve performance and reduce data usage.
129 users
MyFreeMP3
This Add-On adds a shortcut to download Videos you just watching as MP3 (audio) or MP4 (video) on MyFreeMP3.
128 users
Omni - Manage Tabs, Bookmarks, History...
Supercharge Firefox with commands, shortcuts, and more
127 users
Twitch HLS Player (No Ads)
Add, Choose & Play any live streams at anywhere on Twitch.tv in a custom HLS player!
126 users
Claude Chat Width Customizer
Claude.AI ... tired of Claude's narrow default chat? Expand your conversations to fill your screen. Slider control, quick presets, and theme options — all without touching the sidebar. Your settings sync across all Claude tabs instantly!
126 users
Discord TOKEN Checker tool
This is an add-on that allows you to obtain and confirm your own Discord token without using developer tools.
125 users
Tab Manager v2
Search, group, move, and clean up tabs across browser windows with a keyboard-first workflow
120 users
Desire2Improve: Customize D2L & Brightspace
An addon to enhance Brightspace LMS with dark mode, themes, and additional features.
120 users
