Sponseasy - Your sponsorship deck builder & much more
WPMU DEV - WPMU offers WordPress Plugins, WordPress Themes, WordPress Multisite and BuddyPress Plugins and Themes.
EyenBros - Let a community hire a professional for their project, and manage the entire project together from home.
MAMP - MAMP is the abbreviation for Macintosh, Apache, MySQL, and PHP. It is a reliable application with its four components that allows you to access the local PHP server as well as the database server (SQL).
Sponsr.Us - Social fundraising for student projects
Firefox Developer Edition - Built for those who build the Web. The only browser made for developers.