25 Top 1 week percentage increase in user - Firefox add-ons

Laser Chamber Black/Green

Track how long you spend on each website. 100% local, no account needed.

Dark Firefox theme with deep navy background and neon orange accents. Minimal Proxy Universe style — perfect for proxy, VPN and dev work.

Send selected text to DeepL from the context menu or a hotkey. Translate pages faster without copy-paste. DeepL translator shortcut for web browsing.

A faster Second Life Marketplace: dense infinite grid, hover previews, body filters, per-store limits, saved searches, dark mode.

Browser Extension to enforce Google, YouTube and Microsoft Access Controller feature from SEQRITE Endpoint Protection Console.

A minimalistic, configurable new tab page.

Saturn plus one of the many we know ...

Apply a comfortable dark theme to any website with one click. Adjust brightness, contrast, and warmth, whitelist sites, and read longer with less eye strain.

Unblock the sites with HideMy

Fast proxy switcher: keep a list of HTTP, HTTPS and SOCKS servers, check their latency and toggle the active one in one click. Survives browser restarts

Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.

ModHeader ✨ by modheader.app ✅ Modify change add edit update remove replace override HTTP request and response headers free.

A lightweight zoom mod for slither.io

Automatically dismisses the age-verification interstitial and sensitive-media warnings on X.com so sensitive media is shown without blur.

Free AI text to speech with Pi.ai. Listen to natural voices or download high-quality speech instantly.

Miss old.reddit.com? Bring back the classic layout — real old-Reddit look, inline expandos, infinite scroll, keyboard nav, night mode, and RES-style filters. Free, open source, zero tracking. Read-only; needs a logged-in Reddit session.

Minimalist cherry pink theme, based on variations of the color Deep Cerise (#DA3287)

Download videos from sites you visit. Detect streams, pick quality, save clips, live captures, and audio with a simple toolbar helper.

Make videos work smoothly in Patreaction website.

一键净化 X (Twitter) 评论区，自动屏蔽垃圾信息与引流机器人。

Replace your new tab with a fast, visual bookmark workspace. Your existing bookmarks appear instantly — no import. Turn any folder into its own themed Workspace, search everything live, customise icons and layout. 100% local, no tracking.

Save any ChatGPT conversation as PDF, Word, Markdown, HTML, text, CSV or JSON. Exporting runs entirely in your browser. Includes an optional Yahoo web search.

GeoGuessr solver and cheat side panel: predicts the country, region, and coordinates of your street-view round.

Plays a notification sound when ChatGPT finishes generating a response. Runs entirely locally with no telemetry, tracking, analytics, or external communication.