Mac users interested in Sopcast osx 10.5.8 generally download:
SopCast for Mac is based on the lastest SopCast p2p engine. Now you can enjoy all SopCast channels on Mac OSX too! You can watch channels listed in this application, or you can input the SopCast URL by yourself. SopCast for Mac also supports to play channel by clicking a SopCast URL in a browser.
