If you have .PRT or .CK9 files from a decade ago that you need to open, do not download Cadkey 99. Do this instead:
In the late 1990s, the computer-aided design (CAD) world was a very different place. High-end CAD systems like CATIA, Pro/ENGINEER, and AutoCAD dominated, but they came with steep learning curves and high price tags. Enter — a product of Baystate Technologies (later known as Cadkey Corporation). For many mechanical engineers, machinists, and hobbyists, Cadkey 99 represented a perfect balance: affordability, ease of use, and powerful 3D wireframe and solid modeling capabilities. Cadkey 99 Free Download
Unrivaled tools for 3D wireframe construction. If you have
If you need to work with modern hardware, Kubotek Kosmos offers KeyCreator Pro , which is designed to read 100% of legacy CADKEY data. Free Resources for Cadkey 99 Users Enter — a product of Baystate Technologies (later
Do not download Cadkey 99. Re-learn your workflow on FreeCAD . You will spend 3 hours learning, rather than 3 days fighting Windows 98 drivers and trojan horses.