ccgo is a client program for the IGS Go server, an SGF viewer, and a front end
to gnugo written in C++ using gtkmm. It has simple interfaces aimed to be fast
and reliable for people who just want to play or observe games of Go.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
This release allows reviving marked-dead groups when scoring local
games, fixes compatibility with the new IGS protocol, fixes ignored
handicaps in importing SGF files, and allows undo when playing with a
computer.