couchappspora is shooting for ostatus/SWAT0 compatibility. I just started a separate project to work towards implementing ostatus in commonjs http://github.com/maxogden/ostatus-js
so what do you need: PuSH, Salmon, anything else?
update learned to read :D
OStatus consists of the following protocols:
WebFinger
PortableContacts
Activity Streams
PubSubHubBub
Atom