So the move to GitHub by Google's open source code is the next step? I kept hearing from people "in the know" that moving to GitHub was a real possibility a long time ago.
https://github.com/GoogleCloudPlatform/oauth2client and https://github.com/GoogleCloudPlatform/kubernetes, just to list two that I deal with.
Depends on the project. github.com/grpc is being developed github first (and accepting contributions), as are several of the projects on github.com/GoogleCloudPlatform.
https://github.com/google/gumbo-parser
(Ironically, when posted on Hacker News, one of the first comments was that it was ironic that it was posted to GitHub and not Google Code: