Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Google Chrome
- Safari
- Google Apps
- Gmail
- Firefox




Browse 1,793 Mozilla Firefox Plugins, Add-ons and extension on AlternativeTo.




Secure Login is a login extension for Mozilla Firefox integrated password manager. Its main feature is similar to Opera - Wand login.





The all-in-one search addon: just select and search. Find on multiple websites at once. Search via overlay, context menu or omnibar. Featuring anonymous profiles. Easy setup: select from 1000+ user generated searches. Cross-browser sync.




Pushtorm.net is a push notification service that allows you to both collect your own base of subscribers and send them an unlimited number of notifications.



Web Clipper is an open source extension.You can save anything on the web to anywhere.And you can easily to add any platform.


Content Farm Terminator is a cross-platform browser extension that helps the user identify and repel content farms. It has the following features:

Extension that changes the verification badge to those who got it with a blue twitter subscription.




GitHub Hovercard provides neat hovercards for GitHub. It brings you instant access to user/repo/issue/commit information from anywhere on GitHub.




An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.

Advanced web scraping API offers real-time data from sites, eCommerce, and more. Features live stats, easy onboarding, and AI data parsing.



OptMeowt ("Opt Me Out") is a browser extension for sending Do Not Sell signals to websites per the Global Privacy Control draft spec.




Vookmark allows you to bookmark videos across the web and mobile and watch it later on your browser, Apple TV, iOS or Android devices.




Every day we bring you the most important news and feature stories from hundreds of sources in Russia and across the former Soviet Union.




TMetric is a user-friendly time tracker for freelancers and companies of any teams size. Available in German and English. With TMetric you can: set budgets for your projects; set rates; invoice your clients; see your workday on a timeline; get detailed time and money reports...




FreeCodeCompiler is a simple and easy to use IDE where you can edit, compile and run your code in the 19+ programming language of your choice.



Capture the web page, either part of it or full page. Edit your screenshots in a very user-friendly interface.


Wired-Marker is a permanent (indelible) highlighter that you use on Web pages. The highlighter, which comes in various colors and styles, is a kind of electronic bookmark that serves as a guide when you revisit a Web page.

forlater is an email-based bookmarking service. You send us an email with a link (or links), and receive a readable, clutter-free version of the article in an email.
Open multiple URLs at the same time in one click! Do you check every day a few specific sites? And you're getting tired of opening them one-by-one? Start being lazy by using this add-on!



Your free Webtop document harvester. With OutWit Docs you will find text documents, datasheets, PDF files, presentations from multiple online sources

OutWit Images: Your sleek, easy-to-use online image browser.
With OutWit Images, you can automatically explore Web pages or search engine results for pictures and easily create, save, and share your collections or view them as full-screen slideshows.

TrackingTime is a time tracker software, with the mission to encourage companies to manage their most valuable asset: time. Time keeping is useful to manage and analyze your team’s work time, measure their productivity and boost their performance.




The quickest and convenient way to copy, visualize, edit and export CSS.
Farewell to "Inspect Element/ Browser Dev Tools" — View the CSS of any element you hover, immediately, and copy, export to codepen all its rules with a click.
From websites to any of your design software in one click. Try fonts in your designs without buying them.



