BRL-CAD is freely available and distributed in both binary and source code form through the BRL-CAD project website on Sourceforge:
The package is similarly available via a Subversion repository. To obtain the latest, follow the directions for anonymous checkout at:
There is also a paid-for full-service support distribution available for those interested through SURVICE Engineering, Inc., and the Survivability/Vulnerability Information Analysis Center (SURVIAC).
SURVICE provides their own BRL-CAD distribution that comes with commercial support, documentation, and installation media. Full technical assistance is provided to their commercial distributions by phone, FAX, postal mail, or e-mail. Agencies of the Federal Government may acquire the full service distribution with a MIPR or OGA funds transfer.
For further details, contact:
BRL-CAD Distribution SURVIAC Aberdeen Satellite Office 4695 Millennium Drive Belcamp, MD 210017-1505 USA
Those sites selecting the free distribution may upgrade to full service status at any time. All users have access to the BRL-CAD Symposia, workshops, user's group, and BRL-CAD mailing lists via e-mail.