If you’re using WordPress, you may have noticed that it currently (2.7.1) features a one-click Plugin installer, but Themes have to be downloaded and uploaded into your backend by you! This tiny plugin for FireFox lets you right click any theme file (.zip) and auto-upload it into your WordPress backend. It required FTP access to your WordPress server, though.

Install WordPress Plugins and Themes from Firefox, No FTP – Digital Inspiration