Chew is a music site made by musicians for music lovers and djs as well. The platform shows live video streams and enables to stream own performances live onto the net. At its about page Chew describes itself serving amateur djs as well as upcoming and professional musicians. Up to now 90000 shows have been produced and shown to a worldwide audience.
How live streaming works is described at getting started, furthermore an API is available to developers.
Live streaming today is a hot topic, sure. This concers popular topics like music or gaming as well as it is worth at all. A problem to streamers is to serve the various platforms. If this concerns you, the article Meta Live Streaming Service for 30+ Platforms is a recommended read. But simply listening is possible, too: Chew.tv.