BRL-CAD BRL-CAD BRL-CAD is a constructive solid geometry (CSG) solid modeling computer-aided design (CAD) system. It includes an interactive geometry editor, ray tracing support for graphics rendering and geometric analysis, computer network distributed framebuffer support, scripting, image-processing and signal-processing tools. The entire package is distributed in source code and binary form. Although BRL-CAD can be used for a variety of engineering and graphics applications, the package's primary purpose continues to be the support of ballistic and electromagnetic analyses. In keeping with the Unix philosophy of developing independent tools to perform single, specific tasks and then linking the tools together in a
Caddie (CAD system) A Microsoft Windows version of Caddie was not released until 1993. In 1998, Caddie was acquired by the South African software development company Billcad Holdings. By this time, Caddie had about 11 000 users. In 1999, Billcad became Planit Technology. In early 2001, Planit Technologies went into liquidation. By March 2002, the British company Advanced Computer Solutions (ACS) bought all the rights from the South African holders and also acquired the Caddie operation within South Africa. ACS was previously Caddie's British distributor. ACS has offices in South Africa and the United Kingdom. Caddie (CAD system) Caddie is a mid-range computer-assisted