GroundWork is a standalone terrain editor for indie game developers.
Generate, sculpt and erode realistic heightmaps, then export directly
to Unreal Engine, Unity or Godot.
Free version included, download and use up to 512×512 with PNG export.
Upgrade to Pro anytime via Help → Activate inside the app.
Pro unlocks ($40 one-time):
• Canvas up to 4096×4096
• Coupled, Snow, Surface, Rivers, Scatter and Biomes erosion tabs
• PNG-16, EXR, RAW export formats
• Splatmap, Normal Map, AO Bake and Mesh export
• Engine packs for Unreal, Unity and Godot
• LOD mesh export
No subscription. No recurring fees. Buy once, own forever.