PngComponents is a set of components that allows you to include in your application real PNG files. PNG files on their own do not generate an enourmous advantage, but their support for an alpha-channel does indeed have quite a charm to it. The PngComponents library supports alpha-channels to their full extend, using a modified version of the excellent pngdelphi library.

WebSocket is a web technology providing for bi-directional, full-duplex communications channels, over a single Transmission Control Protocol (TCP) socket. The WebSocket API is being standardized by the W3C, and the WebSocket protocol has been standardized by the IETF as RFC 6455.

Fully-managed WCF Adapters that extend Windows Communication Foundation (WCF) with enterprise-class Internet communications, secure messaging, and secure file transfer capabilities. The /n software WCF Channels consist of fully-managed .NET Transport Channels that integrate with Windows Communication Foundation. The Channels extend the features of WCF with advanced Internet communications and secure messaging capabilities, providing robust enterprise ready Internet connectivity, secure messaging, and file transfer.