open source

I'm pretty dang good in SAS, and I always have been (if I may say so myself :)). And let me say this: SAS is a great product; it's become so successful for good reason. But lately I've consciously been distancing myself from it. I've been doing things in R, mysql, and even C that I would've...

As I'm getting better at various open source or free stuff I am finding that it's been helpful to talk to people here about various open source programs they like (I prefer recommended products). I figured we could start a thread here to generate some buzz around open source programs we use...