Website and IP address blocker
Block Websites and IP address. Additional feature: Option to only block the homepage.
859 users
FilterTube
Block YouTube channels, keywords, Shorts, and comments. FilterTube restores control over your feed with 100% local, private filtering.
585 users
Somtoday Mod
Adjust the appearance of Somtoday. Adds a dark mode, background images, fonts, colors and more.
569 users
Foxen - FunPay Tools
форк проекта FunPay Tools, адаптированный для Firefox и дополненный новыми функциями.
563 users
Old Twitter Layout (2026)
Browser extension to return old Twitter layout from 2015 (and option to use 2018 design). This extension doesn't add any CSS on top of original Twitter. It's fully original client that replaces Twitter, making it much faster than alternatives.
559 users
Tab Grouper - Group Every Open Tabs
Create and manage tab groups for better browsing and research.
538 users
Night Mode - Dark Theme
A universal dark theme. Night Mode is an extension that helps you quickly turn the screen (browser) to dark at night time. Toolbar button serves as an On & Off switch which enables you to easily and quickly turn the extension On or Off.
500 users
Mobile phone emulator - test websites
Elevate your responsive web development workflow with the ultimate Mobile Phone Emulator.
439 users
Enhancer for Nebula
Enhancer for Nebula. Adds quality of life features to the nebula player.
432 users
Mr. Wplace
All-in-one toolkit for WPlace - Charge notifications, image drawing, unlimited bookmarks, archive reference, and more
370 users
PNL Reader: read quietly or read aloud
Read any webpage quietly with dark mode, artistic fonts or read it aloud with natural sounding voices 📖
316 users
YouTube Musical Spectrum
Audio visualizer for YouTube, YT Music, Spotify, and SoundCloud with musical notes.
270 users
Chess.com Custom Themes, Boards - ChessHelper
2025 Setup new themes, pieces, fonts, and boards, remove annoying notifications, popups, and many more.
258 users
Bluesky Color Palette Swapper
Customize Bluesky (bsky.app) by swapping its color palette. Create and share themes with an open‑source extension that runs directly on the site.
251 users
Page Shadow
An extension for Chrome/Chromium, Firefox, Opera and Edge designed to render a web page more readable in a dark environment by decreasing page brightness or by increasing page contrast. This extension also have a night mode and others tools.
242 users
Cambridge Dictionary Pop
Instant Cambridge Dictionary definitions on any webpage. Select a word, get a popup with its definition. Features: in-popup search, history, smart caching, internal link navigation. Seamless vocabulary exploration without leaving the page.
237 users
ModHeader ✨ by modheader.app ✅
ModHeader ✨ by modheader.app ✅ Modify change add edit update remove replace override HTTP request and response headers free.
229 users
Add to Feedly Plus
This Firefox extension allows you to add your favorite sites' newsfeeds to Feedly. Add to Feedly Plus is able to handle multiple RSS or Atom feeds.
217 users
Bulk delete ChatGPT, Claude, Gemini Chats
You can delete and archive ChatGPT, Claude, and Gemini chats at once.
211 users
