[LIST] Do you keep these softwares with you

Computers are making our lives simple and things easier. On the other hand computers add more complicated issues to your day today life in a different way.

Five type of software you should keep with you. 

1. Web Browser
         FireFox Portable Edition- Download FireFox Portable Edition 
         GhostZilla Browser (Invisible Browser)- Download GhostZilla / More Info
   
   
2. Operating System
         Slax (modern, portable, small and fast Linux operating system) - Download Slax/More Info about Slax 
         Windows Bootable CD
         
   
3. Antivirus and AntiSpyware Program
          AVG Antivirus Software - Download AVG
          Ad-Aware Antispyware - Download Ad-Aware
   
   
4. Windows Password Recovery Software
         Windows XP Password Recovery CD - Download the Live CD/How to Recover Password
         Windows Vista Password Recovery CD - Download the Live CD/
   
   
5. System optimization, privacy and cleaning tool
          CCleaner - Download CCleaner

Download and keep a copy of the above free software in you USB memory stick and in CDs will come handy in many cases. Do you  keep any other free softwares?