Dropmark - Drop files right from your computer, or the web, to create organized collections—bringing together information like never before. Invite friends or co-workers to collaborate and edit your Dropmarks in real-time.
Extensity - Quickly enable/disable Google Chrome extensions.
CallMeIcons - CallMeIcons is a tool to create icons of your favorite people and add them to your iPhone’s home screen.
Mozilla Add-ons - Download Firefox extensions and themes. They’re like apps for your browser. They can block annoying ads, protect passwords, change browser appearance, and more.
Homepage.ninja - Homepage helps you to save and organize your links.
Extensions Manager (aka Switcher) - Light popup manager to enable, disable, uninstall extensions, applications quickly and easy.