Mozilla Firefox Plugins, Add-ons and extension Page 9 of 74

Online bookmark manager. Store your favorite bookmarks online. Available everywhere. Private. Customizable. Fast.

Commercial browser extension for downloading full-sized images in bulk from most web galleries, with previews, support for major hosting sites, and no complex setup.

Cross-platform internet download/upload manager for HTTP(S), FTP(S), SSH, magnet-link, BitTorrent, ed2k, and online videos. WebDAV client, FTP client, SSH client.

Crab Fit helps you fit your event around everyone's schedules. Simply create an event above and send the link to everyone that is participating. Results update live and you will be able to see a heat-map of when everyone is free.

A secure and ephemeral way to transmit sensitive information to anyone. Sends can include plaintext or file attachments up to 100 MB.

An open source Adobe Flash Player implementation, designed from the ground up to be efficient on current and (hopefully) future hardware.

Youtube Video and Audio Downloader is an open-source project, downloading Youtube videos (using Firefox download manager) in all available formats (FLV, MP4, WebM, and 3GP) with video quality of your choice.

AdNauseam is a browser extension designed to obfuscate browsing data and protect users from surveillance and tracking by advertising networks.

PrintFriendly cleans and formats web pages for perfect print experience. PrintFriendly removes Ads, Navigation and web page junk, so you save paper and ink when you print. It's free and easy to use. Perfect to use at home, the office, or whenever you need to print a web page.

Bookmarks next generation - Tabsets is a browser extension that helps you get your links really organized.

urlscan.io is a free service to scan and analyse websites. When a URL is submitted to urlscan.io, an automated process will browse to the URL like a regular user and record the activity that this page navigation creates.

Convert websites into standalone desktop apps with enhanced features, multi-account support, and privacy protection through sandboxing.

EPUBReader is a Firefox and Chrome addon which lets you read ePub-files just in the browser. You don't need to install additional software!

Fakespot helps smart shoppers make informed decisions: it allows you to easily and instantly analyze Amazon and Yelp product reviews.

Ensures online privacy with a no-logs VPN, multi-layer encryption, kill switch, wide protocol support, high speeds, global servers, and anonymous use.

With a single click on the lamp button, the page will fade to dark. And automatically focus on the video. By clicking on it again, the page will return to normal. It works for all known video sites such as YouTube, Vimeo, Dailymotion, YouKu, etc.

Enhances tab management on Chrome and Firefox with features like session management, effortless search, link organization, and category spaces.

A browser extension and userscript that finds larger or original versions of images for thousands of supported websites

Calendly can connect with up to six of your calendars to automatically check availability and help you connect with your best contacts, prospects and clients.

Requestly is a lightweight proxy available as a browser extension & desktop app to intercept & modify network requests. Using Requestly you can Modify Headers, Redirect Url, Mock API response, Delay/Throttle requests, etc.

Boost coding productivity with efficient AI-enhanced context-aware tools. Sourcegraph streamlines complex codebases for larger developer teams.

Kasm Workspaces is a container streaming platform for delivering browser, desktop and application workloads to the web browser.

Browser extension capturing web pages for offline organization, annotation, and editing, with support for various archive formats, hierarchical collections, and remote access.

Creating visual content should be simple, fun and lightweight. Stencil is designed to help you create beautiful looking images faster than ever before. Even if you've never used an image editing program, you can pick Stencil up and use it in seconds.

Enhances Twitch with new features, emotes, and more.