DistribuStream is a fully open peercasting system, allowing on-demand or live streaming media to be delivered at a fraction of the normal cost. Content is distributed using segmented downloading similar to BitTorrent, but provided in-order so it can be displayed on-the-fly as it is being downloaded.
Vayala is a multi-purpose chat client for developers. It offers a platform and an easy to use Eclipse plugin. Based on multicast technology, each client is automatically connected to one chat client network without a central server or much configuration or installation effort. You add the Eclipse view, and you are connected to your colleagues. In addition to basic chat functionality, you can also exchange files, graphics, and much more.
MiniIM is multi-protocol instant messaging client. It is based on J2ME and thus targets the MIDP2 supported platforms (commonly found in the mobile devices). It is inspired by the popular Pidgin (Gaim) program. The design is concentrated on the protocol level abstraction and an easy way to integrate new protocol implementations. The interface design is unaware of the underlying protocols.