YouTube Ads Remover in Feed for Firefox
Removes YouTube sponsor and advertisements in the feed using JavaScript. Small, easy, lightweight work. Nothing saved in the cloud. No interference with other extensions. No annoying icons on the toolbar. Updated 2026
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eIDAS QWAC Validator
This add-on shows a grey EU-flag badge at the right of the address bar, that gets coloured in case the origin of the visited site is authenticated by means of a qualified web-access certificated (QWAC) pursuant to the “eIDAS” European Regulation.
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LocalPDF
Quick access to 12+ privacy-first PDF tools: merge, split, compress, protect, OCR, watermark, and more. All processing happens locally in your browser. No data collection, no tracking. Available in 5 languages.
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TTech Password Generator
Random Password Generator Generates either random complex passwords or complex, memorable passwords.
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Block A/B Testing (YouTube)
Remembers the first title you see for each YouTube video on the watch page, Shorts, and lists and always shows that title.
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Chameleon UA Switcher
Lightweight, privacy-focused User-Agent switcher. Choose presets, enter custom strings, preview, and reset to default. Fully local, no tracking or analytics.
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Smart Tab Hibernator
Optimize browser speed and reclaim RAM with this lightweight tab suspender. Auto-hibernate background pages using a custom memory-saver timer or tab limit threshold. Keep Firefox fast, responsive, and secure with completely offline data privacy.
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GEO Checker: AI Indexing & llms.txt Audit
Check GEO / AI indexing readiness. Audit llms.txt, robots AI bots, schema and meta, then copy a ChatGPT knowledge prompt.
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ToolsApp - Web Developer & Quick Utilities
Focused toolbar utility box for web developers and creators: format converters, text manipulation, calculators, and hashes.
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DuckDuckGo Send Email Formatter
Generate DuckDuckGo Email special recipient address (brian_at_gmail.com_jane@duck.com) with just one click.
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ReVex - Hacker's HTTP Repeater
Browser-based HTTP Repeater for security researchers. Capture, modify, and replay HTTP requests directly from DevTools.
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TrackBlock
Blocks tracking IDs from URLs (fbclid, utm_*, etc.). By-passes redirect pages (links in GMail, Hangouts, YouTube etc.), which are used for tracking too.
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Site Blocker Extension
Block websites by domain. Add domains to block and manage them from the popup.
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Offline when Minimized
Blocks all connections when the browser window is minimized. The connection request is blocked if it's in a tab where its parent window is minimized.
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Tentaco — PDF, Images, Video Downloader
Work with PDFs, images, video & audio in Firefox: compress, convert, OCR, save page media, share files with a temporary link, and open Tentaco studios — privacy-first tools without an account wall for everyday use.
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Proxy Navbar Shortcut Pro
Adds a proxy settings shortcut to the navbar with geo location verification. Clean, simple, and uses the browser's existing proxy settings.
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Invidious Redirection
Instantly switch from YouTube to Invidious for a streamlined experience
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LeadSpy - Web Crawler
Deep web crawler: auto-discovers emails, phones, socials & contacts across entire websites.
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CHANGE: Customize Webpage Colors
Easily customize the appearance of any webpage with CHANGE, the ultimate tool for inverting colors, switching between Dark mode and Light mode, and adjusting brightness. With a single click, you can invert the colors of any webpage to suit your pref
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LLM Chat Cleaner
LLM Chat Cleaner is a lightweight and powerful Chrome extension designed to help you quickly delete all your chat history from popular Arom ChatGPT, Claude, Grok, Gemini, Perplexity, and DeepSeek.
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Proxy Now
A dead-simple proxy switcher: paste a proxy address, name it, and go. Named profiles, per-site rules, and a built-in proxy test.
