OpenSource.org : The Open Source Initiative (OSI), a global non-profit focused on promoting and protecting open source software, development, and communities.

FSF.org : The Free Software Foundation, home of the GNU Project and GNU licensing resources.

Blue Bison : The friendly Bison website logo came from here, with kind permission from the artist.

famfamfam.com : Source of the Silk icon set, which are the small icons used on the DeadboltEdit toolbar.

Java : Java programming info and resources.

UNIX.org : The Open Group - UNIX standards and resources.

SANS : SANS - Information security resources and training.