Cadintosh X 8.8.3 659 Beta May 2026

Improved performance on modern macOS versions (including Apple Silicon optimization).

Allows organization of complex drawings into multiple layers, with controls for visibility and editing.

Since this is a beta (659), you may encounter minor bugs. It is advisable to backup your project files regularly. 5. Tips for New Users

Architects, engineers, and designers requiring a capable 2D CAD tool on macOS.