What are your (current) hobby projects? What languages or libraries are you using? How usable or complete is it? What makes what you're doing novel or great?
No need to be smug or anything, or get all angry at other people for using <thing you hate>. Just share what you're up to. Add a URL if it's public too, if you want.

I'll start. I'm writing a stack-based language in Racket for use in embedded devices. It's already got Hindley-Milner style type inference, it just needs to actually produce output.
I'm also planning a modal text editor that feels like vim and a music-making program somehow.

But enough about me. Let's get some actual content on the front page of /code/.

>>49
You really don't get what Nix and Guix are for, do you?

>>49
By which I mean, when I say "something you can version control" I mean the single configuration file that describes the state of your entire system.
http://www.gnu.org/software/guix/manual/guix.html#Using-the-Configuration-System