S&Box Terrain Generator

Paint a heightmap, preview it in 3D, and export as .r16 for s&box. Ctrl+Z undo, Ctrl+Y redo. Scroll on canvas to resize brush.

Map Settings

Resolution

Brush

Mode Radius: Strength: 0.15 Target Height: Falloff

S&Box Editor Config

Use these settings for s&box terrain relativity.

Width (m) Length (m) Max Height (m)

Export

Terrain Wizard

3D Preview Click & drag to orbit

100m

Heightmap

API & integration

Generate terrain heightmaps programmatically via POST /api/tools/terrain (plain form fields, returns a temporary download URL).

View API reference Usage limits Get API key

curl -X POST https://api.sboxcool.com/tools/terrain \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -F "resolution=1024" -F "hills=8" -F "island=true"