Adobe

  Adobe software website.

Adobe Illustrator

  Adobe Illustrator.

Adobe Photoshop

  Adobe Photoshop.

AutoCAD

  AutoCad website.

AutoCAD (free for students and educators)

  AutoCAD version free for students.

Corel

  Corel software website.

ArcGIS

  ESRI ArcGIS website.

ArcGIS (tutorials)

  ESRI ArcGIS tutorials.

Google Sketchup

  Google Sketchup - free software for 3D modeling.

Photomodeler

  Photomodeler scanning and 3D software.

Pixlr

  Pixlr - Online (photoshop like) image editor.