Cross Platform FOSS Tools

1. Thunderbird

1.1. Add ons

1.1.1. Gmail imap

1.1.2. Zindus

1.2. Email

2. Pidgin

2.1. All service chat

3. Skype

3.1. Internet telephony

4. Other

4.1. Google Desktop

4.1.1. Find stuff on your computer

4.2. Plaxo

4.2.1. Contact management and networking

4.3. Jott

4.3.1. Personal assistant

4.4. Mindmeister

4.4.1. Collaborative mindmapping

4.5. Basecamp HQ

4.5.1. Online project management

4.6. Filezilla

4.6.1. FTP client

4.7. Dropbox

5. Freemind

5.1. Mindmapping

6. Firefox

6.1. Add ons

6.1.1. Google toolbar

6.1.2. Remember The Milk

6.1.3. ScribeFire

6.1.4. Shareaholic

7. Openoffice.org

7.1. Microsoft Office compatible office suite

8. Google Apps

8.1. 6 apps; custom domain

9. Remember the Milk

9.1. Online task manager

10. Adobe Air

10.1. Pandora

11. Gimp

11.1. Photoshop replacement