Free and Open Source Software

Legend: (x) = cross platform (w) = Windows only (m) = Macintosh only

Click on the name of the application to go to the application homepage. Click on the download link to go to the downloads page.

Anti-Virus/Anti-Spyware

ClamAV (x) download link

ClamXav (m) download link

AVG Anti-Virus (w) download link

Spybot Search and Destroy (w) download link

Calendar

Sunbird Calendar (x) download link

Google Calendar (x) download link

Concept Mapping

CmapTools (x) download link

FreeMind (x) download link

MindNode (m) download link

DVD Conversion

HandBrake DVD Video Converter (x) download link

Earth and Space

Google Earth (x) download link

Celestia 3D Model of the Universe (x) download link

Stellarium (x) download link

Email

ThunderBird Email Client (x) download link

Graphic Applications/Office Suites

Open Office  (x) download link

NeoOffice (m) download link

Google Apps (x) download link

Gimp (x) download link

Inkscape (x) download link

Adobe Photoshop Album Starter Edition (w) download link

Picasa (w) download link

Blender (x) download link

SeaShore (m) download link

Media Players

Video Lan Client (x) download link

Audacity Audio Editor (x) download link

iTunes Music Player (m, w) download link

Flip4Mac (m) download link

DivX Codec (m, w) download link

Video Conferencing

XMeeting (m) download link

Skype Audio/Video Conferencing (x) download link

Web Browsers/HTML Editors

Firefox Web Browser (x) download link

Opera (x) download link

SeaMonkey (x) download link

Nvu (x) download link

Miscellaneous

Combine PDFs (m) download link


If you know of any software that is both free and good, please let me know and I will consider it for possible addition to this list.
Thank you.
Chris