Cost / License
- Free
- Open Source (MIT)
Platforms
- Google Chrome
- Mastodon
- Firefox






The ambient light player for your favorite web browser ! Ambivid is a lightweight plugin that creates light effects around Youtube's HTML5 video player that correspond to the video content, resulting in a more immerse experience.



Coinhive Blocker is simple but powerful add-on for Firefox and Google Chrome, which blocks crypto-currency mining scripts from Coinhive.
Access all your favorite dictionaries and other lookup services in one place.
Firefox and Chrome extension are available to easily select and lookup any text in web pages.
Sage-Like is a simple, sidebar based feed reader (Atom, RSS and RDF). Like its add-on predecessors, Sage by Peter Andrews and the Sage++ by Higmmer, it's lightweight and fast.




Download Status Bar manages every aspect of your downloads (Launch, Show, Scan, Send To, Rename, Checksum, Pause, Resume, Cancel, Clean, Delete), generates Statistics from your Download actions, keeps the History of your previous session downloads and much more.




All-in-One Sidebar (AiOS) is a sidebar control, inspired by Opera . Click on the left edge of your browser window to open the sidebar and get easy access to all your panels.




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.




OneCart is an universal shoping cart. You can easily add any product from any online market to your cart and keep them in one place, you will always have-up-to date prices and possibility to find similar products in other markets.




Provides tab groups / panorama functionality using the tab hide api. Manage tab groups in a compact, tiled groups view.

Selenium IDE is a browser add-on that records clicks, typing, and other actions to make a test, which you can play back in the browser.

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.

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




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.


Sage is a lightweight RSS and Atom feed aggregator extension for Mozilla Firefox. It's got a lot of what you need and not much of what you don't.


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.
Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).

VimFx is a Mozilla Firefox extension which introduces Vim-style keyboard shortcuts for browsing and navigation, significantly reducing the use of mouse, and allowing your hands to rest on the home row.
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).


Yomitan turns your web browser into a tool for building language literacy by helping you read texts that would otherwise be too difficult to tackle in a variety of supported languages.




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




Firefox add-on that lets you change headers and request parameters before they're sent to the server. Unlike proxy request modifiers, it's integrated into the browser, so it has no problem with HTTPS connections, client authentication certificates, or other features that...

