Develop cross-platformtools faster using a C++ Framework proven in commercial software. Classes support logging, sockets, RFC servers (NNTP, SMTP, POP, HTTP), object indexing, ini, tagged databases, file systems, and more. The STDNOJ Namespace, by R.A. Nagy
easyasio is a cross-platform library uses asio for asynchronous TCP/UDP server/client. You can move from TCP to UDP/UDP to TCP without chaining your code at all, and it has connection pool/manager to handle clients connection/disconnection and messages