Filters out annoying ads and scams while blocking trackers that spy on you. Download free for Chrome, Edge and Firefox browsers.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Google Chrome
- Mozilla Firefox
- Microsoft Edge
- Safari




Browse 1,830 Mozilla Firefox Plugins, Add-ons and extension on AlternativeTo including popular Mozilla Firefox options.
Filters out annoying ads and scams while blocking trackers that spy on you. Download free for Chrome, Edge and Firefox browsers.




Text to speech extension for a browser. Automatic text detection (can speak without necessary selection), adjustable voice speed, playlist.




ScareMail is a web browser extension that makes email “scary” in order to disrupt NSA surveillance. Extending Google’s Gmail, the work adds to every new email’s signature an algorithmically generated narrative containing a collection of probable NSA search terms.

Dislike Reddit's redesign? Old Reddit Redirect will ensure that you always load the old (old.reddit.com) design instead.

Prevent tabs opened by a hyperlink from hijacking the previous tab by adding the rel=noopener attribute to all hyperlinks (excluding same-domain hyperlinks).

Automatically resumes YouTube videos from where you played them last. Without this extension, for example, when you click through YouTube videos, back and forth, they always start from the beginning. No more.


Automatically reloads matching tabs when selected local files change (useful for web developers).



Graze makes it easy to follow, favorite, boost, and bookmark stuff on Mastodon. You don't need to copy & paste links or search for content from other instances. With Graze, you can discover new users and interact with their posts instantly!




A Firefox extension for creating a dashboard with RSS/ATOM feeds. Feeds can be sorted by category. The extension can discover feeds in open tabs.




Save, organize and tell stories with content from around the web. Save articles, videos, social media posts, podcasts, maps, online documents as well as your own images, notes and PDF's into visual collections.




Show the likes and dislikes bar over every video thumbnail on YouTube so that you can know its rating before watching it.




Dual web page translation extension with support for input box, mouseover, PDF, EPUB, subtitle, and TXT translation using AI engines, available on smartphones.




Faxmail.co offers secure, temporary email services with a professional edge. Unlike typical temporary email providers, Faxmail.co provides user-friendly, professional email addresses (e.g., john@faxmail.co) rather than random strings.


AdBlock for YouTube removes all annoying Ads from YouTube.
Features:

This free Crypto Mining Blocker extension, blocks all CPU-Crypto Miners before they are loaded and prevents miners from running.
SuperGenPass is a different kind of password manager. Instead of storing your passwords on your hard disk or online - where they are vulnerable to theft and data loss - SuperGenPass uses a hash algorithm to transform a master password into unique, complex passwords for the Web...



Powered by KeePass Password Safe, Kee adds free, secure, and easy password-management features to your browser which save time and keep your private data more secure from keyloggers.




It's a free-to-use automated CAPTCHA solver, compatible with multiple CAPTCHA types, and powered by advanced deep learning models.




Ponder guides you through daily journaling right from your new tab. With self-reflective prompts, fast keyboard shortcuts, aesthetic backgrounds, and privately-stored entries, you can just focus on writing — Ponder takes care of the rest.




It can make sub-folder/sub-directory of github repository as zip and download it. You can also use the API if you would like to incorporate this into your own website. Clone this repository so that you will have the appropriate files. Then just call the API.




FireTray is system tray extension for Linux and Windows that targets Mozilla Firefox, Thunderbird and SeaMonkey.



NewsFox is an efficient 3-pane(email) style Atom/RSS feed reader. NewsFox allows you to group your feeds as you wish, read feed content offline, update feeds when you want, 1-click subscribe with the Firefox URL bar icon, and read other feeds while updating.

Clear the browser cache (DISK AND RAM) by pressing a single button or easy shortcuts (F9 on Windows and Linux and fn + F9 on OSX).


KTool.io: Send web articles, newsletters and RSS feeds to Kindle. Build a reading habit with KTool today!



