Digigram has released the source code for the line of VX sound cards via the Advanced Linux Sound Architecture. The ALSA is a group of developers that provide source code for Linux operating systems. The VX source code for OS X is designed for expanding professional audio development. According to Digigram:
Digigram, an innovator in digital audio network solutions, announced today that it is making available the source code for its popular VX line of professional sound cards under Open Source licensing.
The Advanced Linux Sound Architecture (ALSA) driver developers at SuSE Linux AG, Germany, one of the worlds leading providers of products and services based on the Linux operating system, will be managing the initial project to port Digigrams drivers to Linux.
The source code of the Mac OS X drivers and driver interface documentation will first be made available through the ALSA Project Website. ALSA, the preferred professional audio driver standard for Linux, is incorporated into the Linux kernel and provides the foundation for several Linux-based audio applications.
You can find more information about the VX source code release at the ALSA Web site.