Free/cheap Internet telephony and handy IM tool.
3.8
Proprietary
WordPress
in 137 toolboxes Flexible open-source content management and blogging software with an active user and developer community and a wide variety of plug-ins or extensions available.
Drupal
in 120 toolboxes Very extensible CMS platform based on PHP and used by many NGOs - "Community Plumbing"
Firefox
in 261 toolboxes Firefox is the popular open source web browser from Mozilla
del.icio.us
in 148 toolboxes Web based social bookmarking lets you share online finds and discover new ones. Ground zero for tagging.
OpenOffice
in 152 toolboxes Full-featured open source office productivity suite, featuring word processor, spreadsheet, presentation, drawing and database packages; free MS Office replacement.
Ubuntu
in 104 toolboxes User-friendly Linux distribution
Thunderbird
in 97 toolboxes Mozilla's Open Source email client
Flickr
in 128 toolboxes Web based photo sharing service
Wikipedia
in 101 toolboxes Wikipedia is a global and multilingual Web-based cooperative free-content encyclopedia.
LinkedIn
in 101 toolboxes Social networking for non-social purposes with a focus on professional development, networking for jobs and problem solving through the expertise of those in your extended network.
Gmail
in 121 toolboxes Gmail is a web-based email with very user-friendly interface and huge storage capacity
Social Source Commons
in 98 toolboxes The Social Source Commons is a “knowledge commons” that provides users with: a directory of software applications; links to relevant documentation, localization tools, services, user reviews; and a place to request tools/features.
