comp.programming.threads - join
All issues about multithreaded programming.
Low activity, 2560 subscribers, Usenet

google-mmaim - join
This is the dicussion group for the mmaim library, released by google.
Low activity, 52 members, restricted

google-ctemplate - join
In which we discuss the google-ctemplate opensource pacakge.
Low activity, 92 members, restricted