The world changes all the time as does user’s needs. The XMPP protocol has been designed to be extensible to make it easy to add new features and apply it to those different user’s needs. As a result, XMPP is a very effective platform not only for sending messages to other users, it can also be extended for sending instant notifications about events, a useful platform for on-line customer service, voice communication, and other cases where sending information instantly to other people is needed.
Tigase server has been designed to be extensible using a modular architecture. You can easily replace components which do not fulfill your requirements with others better fitting your needs. But that is not all, another factor of extensibility is how easy is to replace or add new extensions. A great deal of focus has been put into the server design API to make it easy for other software developers to create extensions and implement new features.