Open source constitutent relationship management system.
2.0
AGPL 3.0
Drupal
in 89 toolboxes Very extensible CMS platform based on PHP and used by many NGOs - "Community Plumbing"
Firefox
in 213 toolboxes Popular open source web browser from Mozilla
Skype
in 135 toolboxes Free/cheap Internet telephony and handy IM tool.
del.icio.us
in 119 toolboxes Web based social bookmarking lets you share online finds and discover new ones. Ground zero for tagging.
OpenOffice
in 115 toolboxes Full-featured open source office productivity suite, featuring word processor, spreadsheet, presentation, drawing and database packages; free MS Office replacement.
Ubuntu
in 82 toolboxes User-friendly Linux distribution
Thunderbird
in 83 toolboxes Mozilla's Open Source email client
Flickr
in 104 toolboxes Web based photo sharing service
Mac OS X
in 47 toolboxes Apple's desktop operating system.
Adium
in 43 toolboxes Adium is a free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.
