FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily. Add GIPHY GIFs to your Gmail, Facebook, Twitter and more. Just search, drag and drop or right click!
Copy Plain Text without any formatting
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.
Show tabs like a tree.
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
Create, modify, and quickly change tab groups
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
Right-click a section of text and click the Translate icon next to it to text translate or listen to it in your language.
Translate your page in real time using Google or Yandex. It is not necessary to open new tabs. Now works with the NoScript Extension.
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX ImTranslator translates text, words, webpages between more than 100 languages. NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
The Mass Downloader for your browser
A download manager with the ability to pause and resume downloads, download remote files, and more.
Advanced Feed Reader - Read news & blogs or any RSS/Atom/RDF source.
Reddit Enhancement Suite (RES) is a suite of tools to enhance your Reddit browsing experience.
Set a default speed for video and audio.
Ensure Reddit always loads the old design