A straightforward repository where you can find basic and stylized castle models in formats like .obj and .max.

Occasionally offers free modular castle kits that include film-quality walls, towers, and interior structures designed for rapid world-building. Essential File Formats and Compatibility

This professional-grade site offers a variety of free castle interior assets . While many models are premium, their free selection often includes high-quality modular packs, such as throne rooms or study areas.