Mozilla Firefox Plugins, Add-ons and extension Page 3 of 74

Search engine donating over 80% of profits to global reforestation, supporting millions of trees planted, funded by ad revenue, with mobile and web access.

Efficient reverse image search engine that identifies exact usages and altered images online, provides source information, and ensures ad-free, lightweight experience.

Save web content to your vault with offline access. Secure and private, it clips anything from articles to recipes and integrates seamlessly into Obsidian.

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

Block ads, cookies, popups & other trackers. Ghostery sets you up for a private, transparent, and fast internet.

HTTPS Everywhere is a browser extension produced as a collaboration between The Tor Project and the Electronic Frontier Foundation. It encrypts your communications with a number of major websites.

Manage time efficiently, organize tasks with lists and tags, and set priorities. Share task lists, attach files, and use collaboration tools.

Violentmonkey provides userscript support for Chrome, Opera, Maxthon and Firefox supporting most scripts for Greasemonkey and Tampermonkey.

Save web pages for offline reading, organize long articles and blog posts, enjoy distraction-free mode, and sync content across devices with text-to-speech support.

Offers real-time grammar checks, generative AI drafting, and comprehensive feedback on clarity, tone, and style for confident and polished writing.

A web extension that redirects YouTube, Twitter, Instagram... requests to alternative privacy friendly frontends and backends.

Cross-platform tool for collecting, searching, and organizing images, videos, audio, and fonts with advanced tags, smart folders, and color filters for creative asset management.

Save web links and email newsletters, add notes and highlights, tag and favorite articles, and read distraction-free in a Markdown viewer online or offline.

Snowflake is a system to defeat internet censorship. People who are censored can use Snowflake to access the internet. Their connection goes through Snowflake proxies, which are run by volunteers.

Extension for Chrome and Firefox downloading both audio and video from many websites. Detects downloadable content and offers a user-friendly menu.

A fully self-hostable, open-source collaborative bookmark manager to collect, organize and archive webpages.

Redesign the web with Stylus, a user styles manager.

IPFS is a global, versioned, peer-to-peer filesystem. It combines ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm, exchanging git objects. IPFS provides an interface as simple as the HTTP web, but with permanence built in.

Download Firefox extensions and themes. They’re like apps for your browser. They can block annoying ads, protect passwords, change browser appearance, and more.

Manages bookmarks and RSS feeds with customizable widgets and themes. Offers browser extensions for cross-device usability and personalized pages.

Save, annotate, and organize web resources with highlighters, sticky notes, cross-device sync, Outliner, advanced search, and flexible sharing options.

Whether it's bookmarks or passwords, files or shopping lists...Turtl organizes it all and makes it easy to find later. Sync across your devices. Leave nothing behind.

2FAS Authenticator is a simple and free application for Two Factor Authentication (2FA Authentication) which generates Time-based One-time Passwords (TOTP) and PUSH authentication*.

Fast & free RSS feed reader as a browser extension for Chrome, Vivaldi, Edge, Brave and Firefox for reading blogs, news or any RSS, Atom or RDF based feed.

A reading app that keeps you in the flow of your online reading & research. Save, annotate, share & collaborate without leaving your tab.