I just upgraded my desktop computer and now I find myself downloading software in order to use it.
Here is my list of essential free software everyone should make use of:
Internet
Firefox - still the best free brownser
Instant Messaging
Skype
MSN Messenger
Meebo - web version that allows you to congregate all your instant messaging accounts.
Media
iTunes - my favourity mp3 player, all my music is organized in it
Office
OpenOffice - best free alternative to MS Office
Security
AVG Anti-Vírus - the best of the free for personal use anti-virus
System utilities
Advanced SystemCare - free windows cleaner, clears out old junk files and optimizes your pc
Smart Defrag - better and faster than windows defragmenter
7-zip - best free file compression tool around