"Urbis.com, written completely in Ruby using the open source
framework Ruby on Rails, is yet another social networking site, but
with a twist: it was created by a writer, for writers. Urbis.com
founder Steve Spurgat is not a developer, but he knew right from
the start he wanted his Web site to run on open source software.
'I'm drawn to the community around it.'
"Urbis.com is more niche-oriented than social networking sites
like Myspace, Facebook, or even LinkedIn. Members upload their
writing to be read and reviewed by other writers on the site, but
before they can read reviews of their own work, they must earn
credits by reviewing others' writing..."