OSM → Rhino · AutoCAD
SiteGrab generates fully aligned Rhino site models from any location in the world — 3D massing, 2D linework, terrain, contours, and site analysis. Free.
Outputs
Real geometry from real data — aligned in one coordinate system, ready to open and build on.
3D massing, 2D linework, terrain and contours aligned in one .3dm. Open straight in Rhino 7 or 8.
A lean 3D massing model or a detailed 2D AutoCAD basemap — your choice of format, nothing you don't need.
Sun path arcs, shadow studies and wind diagrams generated from real climate data — in DXF or 3DM.
Workflow
Three steps, no account, no setup.
Draw a box on the interactive map, or type a location anywhere in the world.
Combined model, standalone formats, or a site analysis — pick what you need.
Files ready in under two minutes, opening straight in Rhino or AutoCAD.
Pricing
The free tool is genuinely free — no signup, no watermark, no nag. Pro adds surveyed data and scale for people who need it.
No signup required.
Early-access pricing — join the waitlist to lock this in.
Pro early access
Real LiDAR heights, larger exports, and priority generation. Join the waitlist and lock in early-access pricing.
No spam. One email when Pro is ready — that's it.