100 free portable application [which you can carry around with you on a portable device, like USB thumb drive, PDA or an iPod etc and use on any other computer.] under the categories.
- Portable Office Software
- Portable Email/Calendar/ To do Programs
- Portable Text and Voice Messengers
- Portable Media Tools (Audio / Video)
- Portable Graphics Viewers and Image Editors
- Portable Browsers and Web Tools (FTP, Feedreaders, Torrent clients…)
- Portable Security Software
- Portable Games
- Other Portable Utilities
- Portable Developer Tools
- All-In-One Packages
and some tips
- Portable Operating Systems (’ How To’ Articles)
- USB Thumb Drive Tips
Check the post on Make use of