BlogGeek.Me offers several written reports, some free and some paid. These reports provide in-depth analysis of different areas of WebRTC.
March 2017 update is available
This report is intended in assisting you in making an informed decision on how to develop your next WebRTC-based use case. With it you will be making a more educated decision about which WebRTC API platform to use at the end of the day.
This research paper covers everything you need to know about WebRTC and the ecosystem around it to make educated decisions about launching new initiatives using this technology.
The most comprehensive WebRTC Dataset of vendors and projects making use of WebRTC technology.