Google Keep Notes brings Google Keep right into your Firefox Sidebar.
Stylish timer combined with stopwatch and alarm for your browser.
Adds a text box to a toolbar button for taking notes
Simple sticky notes utility which provides facility to make small notes of any thing.
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
Highlights words on any web page to translate 103 languages.
Preview RSS feeds in browser
Brief makes reading RSS feeds as easy and intuitive as it gets. Designed to have exactly the right set of features, it is powerful and simple at the same time. Feeds are presented on a seamless, interactive page which let's you bookmark and tag items with a single click.
Indicates available RSS and Atom feeds and renders previews.
Simple dashboard-like RSS feed reader.
Notice you it's time to take a break!
Hydrator reminds you to drink water with a preset time using simple browser notifications!
This add-on helps you to remember to take breaks at regular intervals. You can select from a list of options to receive a notification to stretch up/ go for a walk after every 30 mins, 1 hour, 2 hours or 3 hours.
Healthy Back is your personal assistant who reminds you to sit up straight.