Helix is RealNetworks' open source media framework. The code is released under the RealNetworks Public Source License. The Helix DNA Client and the Helix player additionally are licensed under the popular open source license GPL.
1.0 milestone 1 was released on October 15, 2003, and 1.0 milestone 2 was released on January 15, 2004.
Helix Player is the media player built on top of Helix for Linux and other operating systems. The Helix Player serves as the foundation for the RealPlayer for Linux. The Helix Player contains support for the following media formats: