Mina.NET is the .NET implementation of Apache MINA, a network application framework which helps users develop high performance and high scalability network applications easily. It provides an abstract event-driven asynchronous API over various transports such as TCP/IP via async socket.
An easy database helper for .NET 2.0+, with typed query & simple ORM, hibernate-like dialecting & criterion query, supporting all .NET ADO providers, implemented on Dapper.
CoAP.NET is an implementation in C# providing CoAP-based services to .NET applications.