YouTube HTML5 unblocker
View any YouTube video in HTML5, even those that require flash!
All your favorite radio stations in one extension.
Listen your favorite Internet radio station!
Convert among Celsius, Fahrenheit, Kelvin, Rankine & Reamur. Create direct link to any of your conversions
Local pass store
A password manager with local storage, a bit like old WAND.
Shows you what kind of link you are going to click on.
Translate, learn and train words from foreign languages
Switch tabs easily with keyboard
Your public IP address and other tracking info
Special window, which appears on selecting a text, with helpfull icons for searching, translating and more!
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Write your email in Markdown, then make it pretty.
The Old Reader add feed extension
Add to Delicious
Adds a QR code to every listing page.
A search engine made by the people, for the people
Search in YouTube
Right-click on some selected text and find results in Youtube
The best clock to see in one glance the current date and time. With an option to see the digital clock in the browser toolbar.
Merge all browser windows in one
betterBrowser- Browse 15% faster
betterBrowser - Browse faster. Improve your Google search experience.
Search within the site
This extension let you search on site with Google or Yandex search
The world's most popular userscript manager
Right-click on some text and find its image with Google image search.
Gismeteo Weather Forecast. Real time weather and detailed forecast all round the world
Styles and skins for all popular sites in the web
Notification for new RSS feed posts. No account required.
Nimbus Screen Capture
Screen Capture FULL Web page or any part. Edit screenshots. Record screencasts - record video from your screen.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.