The new MAXON Cinema 4D R18 is out and most, but not all, 3rd party products are playing nicely with the new kid on the block. Toolfarm has a regularly updated compatibility list on their blog that will let you know if your plug-in, renderer, etc. is compatible. Find the list here.
And speaking of renderers, VrayforC4D is offering discounted upgrades through September 30th. Plus, get a Free upgrade to v3.3 upon its release. Get the high end GI rendering engine for professional C4D users today. More info here.