Some of its features, like the use of online repositories and a built-in downloading tool for installing extensions, are not found in similar proprietary software.

I've managed to get a usable set up installing extensions for task manager, application menu, workspace switcher and auto window positioning.

There are also permanently installed extensions available to convert a squat toilet into a Western-style washlet.

However, users are still advised to install extensions from trusted sources only.

Firefox users can add features and change functionality in Firefox by installing extensions.

Users may install extensions directly within the Wave client using an extension installer.

Now there is possibility to install and update applets, extensions, desklets and themes through control-center instead of placing example themes to .

Users can add features and change functionality in Nightingale by installing extensions.

In MediaWiki, a system administrator can choose to install extensions which are provided on the main MediaWiki website.

The site administrator can add or remove tabs by using JavaScript or installing extensions.