Mapping guidelines

Reference size for player:

According to Anton on Discord, the minimum size for door frames should be 2.1m tall and 1.2m wide

Mesh colliders & Terrain

Using mesh colliders isn't an issue in of itself, however using large mesh colliders will cause issues. Most notably, Unity's Terrain will cause massive frame drops. The solution to this is to cut up your terrain and larger meshes into smaller pieces. Source from Anton in the H3VR discord