Mozilla Firefox Plugins, Add-ons and extension Page 39 of 72

Media Player is an open-source project that aims to enhance the overall YouTube experience.

Allows developers to put a semi-transparent image overlay over the top of the developed HTML and perform per pixel comparison between them. Works with DevTools and Firebug.

Convert Case is a free online text transformation tool designed to make changing the capitalization of your text quick and effortless. Whether you need to convert text to UPPERCASE, lowercase, Title Case, Sentence case, or other popular formats, simply paste your content and get...

SelectorGadget is an open source tool that makes CSS selector generation and discovery on complicated sites a breeze. Just install the Chrome Extension or drag the bookmarklet to your bookmark bar, then go to any page and launch it.

Flight is a modern marketing solution that lets you manage assets, collaborate among teams / people and helps you engage with your customers to promote your brand awareness. Your brand assets are safe being stored & transported over secure encryption.

The friendly crypto wallet for tokens, NFTs, and DeFi. Phantom makes it easy, safe, and fun for everyone to explore all that Web3 has to offer.

Zoom images across all your favorite websites. Pop up, scale, edit, rotate, batch save images, or automatically load pictures from subsequent pages. Simply hover your mouse over any image and click the icons on the float bar.

If you tend to open too many tabs, closing them when no longer needed could be a tedious task. Fortunately you don't have to do it yourself.

This is an unofficial Firefox extension to search on AlternativeTo any text from other websites using the context menu.

Simple & Secure VPN.

Have you ever read one of those top ten lists or photo galleries where every item is on a different page? You spend more time clicking and waiting than actually reading anything. PageZipper is a free bookmarklet which automatically merges all the pages into one, so you can skip...

WhatCMS.org looks at a variety of factors within a webpage to determine what website powering technologies a website is using.

Bignest Launchpad is a dedicated first page for the browser. It allows the user to customize every aspect of the page, create different workspaces and chose from a growing list of widgets. Bring stuff from across the internet closer to you.

Show titles in articles and URLs shared on X (formerly Twitter).

FoxTab brings innovative 3D functionality to your Firefox.

FoxTab is a popular 3D tab management extension. FoxTab powers Firefox with the following main features:

• Top Sites (aka Speed Dial) for quickly accessing your favorite web sites.
• Tab Flipper – to easily flip betw.

A browser add-on that allows you to quickly generate a QR code offline with the URL of the open tab or any (selected) other text!

It works completely offline protecting your privacy. However, you can still enjoy features like colored QR codes!

Have you ever wanted to send an email to a potential customer, business partner, employee or investor but couldn't find their email address? We created SellHack to solve this problem. Download our browser extension and create a free account to start finding valid emails.

With Image Optimizer you can losslessly optimize your PNG, JPEG and GIF files and thus save your bandwidth and your users' time! Kraken recompresses images with blazing speed and strips metadata with image quality intact.

In the age of big platforms, we don't really own everything. Desktop brings back a sense of unity, allowing you to organize, search, and access files stored in all your content silos. It is the everyday companion for your files.

Clean URLs that are about to be visited.

The EdgeManage application is all about managing your Edge favorites. It is designed to address a lot of the missing features in the new Edge browser. Multilingual

VideoSurf is video search engine that has created a better way for users to search, discover and watch online videos. Using computer vision VideoSurf has taught computers to “see” inside videos to to let users find and watch videos that they really want to see.

Easy Youtube Video Downloader Express, successor of Easy YouTube Video Downloader , is a fast and easy way to download Youtube videos.

Show a popup when hovering over MyAnimeList links displaying info about the anime with a button to add it to your Plan to Watch list.

Social networking sites like Facebook, Google+, and Twitter can track your visits to any web page that uses the familiar "Like", "Follow", or "+1" buttons, even if you do not actually click these buttons.