The Rainbow project is an open source initiative to build a comprehensive content management system using Microsoft's ASP.NET and C# technologies. It has ASP.NET 1.1 and ASP.NET 2.0 code bases.
Scalable, Ultra Low Latency and Adaptive WebRTC Streaming
Ant Media Server is a streaming engine software that provides adaptive, ultra low latency streaming by using WebRTC technology with ~0.5 seconds latency.