In order for you to play Diorama Builder on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
macOS Monterey 12.3.+
Processor (CPU):
2.3 GHz Dual Core - Intel only
Memory (RAM):
8 GB RAM
Graphics Card:
Graphics card with DX10 (shader model 4.0) capabilities
Storage:
1 GB available space
Sound Card:
Any