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.
Tabliss - A beautiful new tab page with many customisable backgrounds and widgets.
SimpleExtManager - A simple menu to enable, disable and access options of extensions.
Humble New Tab Page - Redesigned new tab page featuring your bookmarks, apps, most visited, recently closed, and weather...
Extensions switcher - Menu for quick extensions control
Awesome New Tab Page - Enhance your Google Chrome New Tab Page with ultimate customizability and power. Awesome, like you.