Feature Overview Walkthrough Terrain Visualization Modes Basemaps & Historical Imagery Split & Compare Modes Terrain and Basemap Sources Tools (Drawing, Elevation Picker, Anim)Export & Share Keyboard Shortcuts Bring Your Own Data (BYOD)River-REM

Advanced Features

Sun Position Projects (Import / Export)Open In Bookmarks Frescoes & Artifact Scans Streaming & Storage Settings

Setup Tech Stack Equations & Formulas Non-Geo Relief Visualization

Custom Protocols

Terrain Analysis Rendering Pipeline LRM (Local Relief Model)Lighting Effects (Matcap / Phong / Hard Shadows)WMS Float32 DEM Protocol

Historical

ESRI Wayback Google Earth Historical (Time Machine) Protocol

MapLibre GL Features Topography, Geomorphometry, Hydrology Credits & Inspiration

Resources and Inspiration

Credits & Inspiration

Who built this, related projects, and what it's inspired by

Made by jo-chemla, Iconem — see repo

Also see

RiverREM (Relative Elevation Model)
French IGN LidarHD DTM/DSM raw WMS Float32

Inspired by

Mapterhorn
Tangram Height Mapper
Impasto CAS Viewer
Codetard threejs terrain: ui, modes, globe, repo
Mike Jenkin: minimap, 2026-06 (repo)

Topography, Geomorphometry, Hydrology

Scientific literature and tools behind the terrain-analysis modes

On this page

Also see Inspired by