kChat is a Java Web chat system that has a server-side moderated mode. A client and server are included. It uses its own protocol, so it is not possible to connect with other clients (such as IRC).
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.