user
agsom

Tutorials
Software reviews
Software Score
stellarium
"Impressive. I've been using it fro years and I have always loved it. It's very complete, easy to use and constantly improving. A truly art piece."
5
emacs
"A lot more than just an editor. It's amazing the variety of things you can do with Emacs, give it a try."
5
sbcl
"One of the best Common Lisp implementations."
5