> Hi everyone,

Hi!

> I will probably write a couple of package definitions in the course of
> my further explorations, so I wonder how to contribute them to the
> project. Is it OK to post them to this mailing list?

Sure, I send the output of 'git format-patch', for instance.

What would you like to package?  (It would be great to discuss that to
avoid duplication.)
      
> I also wonder if there are any conditions as to what software is
> acceptable for the package collection. From a quick look at what's
> there already, it seems everything with a reasonably free license is
> welcome. Did I guess right?

Yes, "free as in freedom" [1].

Check this message [2] as well.  It would be great to stick to the plan,
but it's not mandatory.

[1] https://gnu.org/philosophy/free-sw.html
[2] https://lists.gnu.org/archive/html/bug-guix/2013-05/msg00050.html