1. Dia
2. OpenOffice Draw
3. Clonezilla
4. Cinelerra
5. Gimpshop
6. StarUML
7. Quanta Plus
8. Avidemux
9. InfraRecorder
10. Gimp

Top 10 Commercial

1. Visio
2. Photoshop
3. Dreamweaver
4. AutoCAD
5. Nero Burning Rom
6. Norton Ghost
7. Movie Maker
8. Illustrator
9. Publisher
10. MSN Messenger