Mozilla Firefox Plugins, Add-ons and extension Page 15 of 81

Block videos, comments, channels and much more!

With this extension you can block any type of content in Youtube™.

Copy design from any website.

Classic Add-ons Archive catalog contains 93,598 versions of 19,450 Firefox add-ons created by 14,274 developers over the past 15 years using XUL/XPCOM technology before Mozilla decided to ruin the classic extensions ecosystem and go exclusively to WebExtensions.

Easily open disposable containers that isolate attached data and are deleted after usage: Fully automatic, based on navigation-target, for certain websites, with configured mouse clicks on links or just by using the toolbar icon.

Linguix is a software solution that enhances written communication and learning through its web application and browser extensions. It uses AI to analyze your writing across the internet, offering over 2000 corrections for grammar, spelling, and style.

Linkclump gives you the ability to drag a selection box around links using your mouse to quickly open as new tabs, open in new window, save as bookmarks, or copy to clipboard.

You're busy. OneNote Web Clipper lets you quickly clip all or part of a web page to OneNote, and save it for later. Clip images, pdfs, videos, or a visual bookmark of a page. Best of all, you can access them from any computer, tablet, or phone - even when you're offline.

Drag scrollbar with your middle mouse button anywhere on the page. Supports also "grab and drag" style.

Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, one-click upload to share.

Enhances the Google Play Store with various features.

You can quickly create a temporary and disposable email address to verify your email. Protect your email from spam, bots, and phishing with TempMailg.

FoxyProxy sells reliable, fast, secure VPN and proxy servers in 110+ different countries with 6 ways to connect.

AI Anywhere is handy helper for ChatGPT (created by OpenAI).

Consumer Rights Wiki is a community-edited encyclopedia that documents anti-consumer corporate practices, right-to-repair barriers, planned obsolescence, and digital rights violations.

With VT4Browsers you will be able to use VirusTotal to analyze urls and files automatically. You can change the extension's behavior at any time.

Translate text, voice, audio, images, documents, and web pages in 112+ languages even without internet. Save bookmarks, sync across devices.

Night Eye is a browser extension that enables dark mode on nearly any website. It does NOT simply invert the colors, but utilises a completely new approach that improves your browsing experience.

Browser extension for bidirectional bookmark sync with GitHub. Per-file storage (one JSON file per bookmark), three-way merge, auto-sync, multiple profiles. Works on Chrome and Firefox. Add bookmarks via Git, CLI, or GitHub Actions. No server — syncs directly via the GitHub API.

Your Personalized AI Development Assistant and Workflow Copilot.

Print raw (ZPL, ESC/P, FGL), HTML, PDF as well as communicate with USB, HID, and serial devices through a cross-platform browser plugin.

An open-source and simple academic paper management tool.

Free Efficient Database IDE. Featuring Server Discovery, ERD, Data Generator, AI, NoSQL Structure Manager, Database Versioning and many more.

anon.li offers a unified privacy layer designed to protect your digital identity and data without compromising usability. The platform consists of two core open-source tools focused on secure communication and secure file sharing.

Discover more of what you love on GitHub. This extension adds a “Similar repositories” section to the sidebar of any public GitHub repository with more than 150 stars. Instantly discover related open-source projects without leaving the page.