We create one to one and one to many WebRTC server for Android, IOS and Websites
Kurento media Server
If you are looking for 3rd party solution Kurento and tokbox both are the best. tokbox is costly.
Convert your video in any format for live streaming using ffmpeg
Main problem all face in Video streaming is lag. we can reduce the lag to 2-3 sec using WebRTC or any 3rd party software