Ninite

[Kain]

Is the most useful website I have ever found, ever.

[Kain]

Let's you select a shitload of open-source/free programs a bunch of people use, and gives you one installer to install all of them.

I used it for Flash, Pidgin, Silverlight, uTorrent, Winamp, and a bunch of other shit.

[Omlett]

oh wow that is helpfull.