OpenSource Software
Sourceforge
A library of over 430,000 OSS software applications.
OpenSource Mac
Mac guide to OpenSource.
Wikipedia OSS
Useful collection of resources.
Office/Desktop
Libre Office
A free replacement to Microsoft Office.
Firefox/Thunderbird
Alternative browser and email client.
suggested addons, noscript and spamato.
The Gimp
A graphics package similar to photoshop.
Inkscape
A vector graphics package.
Scribus Desktop Publishing
An excellent desktop publishing package.
OpenProj Project Management
Project management, can use Microsoft Project files.
3D Building Planner
Design a 3D layout of your Home or Office.