VDDK contains the following open source components, with license types indicated:
Boost (BSD style license)
Curl (MIT/X derivative license)
Expat (BSD style license)
FreeBSD (BSD license)
ICU, International Components for Unicode (BSD style license)
LibXML2 (MIT style license)
OpenLDAP (OpenLDAP v 2.8 license)
OpenSSL (OpenSSL license)
Zlib (BSD license)
These open source components have the GNU library general public license:
GetText (LGPL2.0)
Glib (LGPL 2.0)
LibFuse (LGPL2.0)
LibIconv (LGPL2.0)