Here's a list of my favorite websites and program that are free (legally).
PS: There is no particular Order to these, maybe there will be one day, but for now, I'm wayyy too lazy.
Programs
Desktoptopia - Never get bored of a background again!
Sandboxie - Worried about a program having a virus? dont.
CamStudio - High quality, FREE, version of FRAPS
Comodo Security - A free security suite that doesn't clog your system
3DMark06 - Benchmark test your computer for free
Websites
Kotaku.com - Always want the latest in the video game world? Kotaku is the place to go for 24/7 updates.
Halo.bungie.org - Need the latest in the halo universe? HBO has you covered.
Pandora.com - Tired of preset online radio? Pandora Radio is the best thing since Evolutionism!
Google Reader - Have a bunch of RSS feeds to keep track of? Let Google do it for you.
Google Docs - No need to ever again use a flash drive! Type on and offline with this awesome online app.
Southparkstudios.com - Ever wanted to watch southpark, SPS is legal and totally legit.
Fox.com - Resist the news part of the site and skip straight to the free full length episodes of House!
Fyreball.com - Too much to explain... watch >this<
Photosynth - Organized your photographs of a specific area in a completely new and innovative way