Drop a .dxf floor plan — or an exported .arch3d.json project
Architect3D
Owner
Tools
Select: click items to select · drag empty space to move the map · double-click a sign to edit its text.
Room names
Untick the names you don't need — choices are saved and synced. Click a name to zoom to it (also works directly on the map: click a name, press Delete).
Items
Settings
Opening view
Frame the map the way visitors should first see it, then press "Use current view". Copies of this map inherit it.
Floor
Wall height: 2.8 m
Windows
Sill height: 0.90 m
Window top: 2.20 m
The default glass band for all windows. To size ONE window, just click it on the map and use its panel. All of it is saved with the map — teammates and copies get it. (Window width comes from the CAD plan itself.)
Layers
Layer kinds (imported plan)
Choose which CAD layers are extruded as 3D walls.
Plan file
Or drag & drop a .dxf anywhere on the page.
Project file
Export bundles the plan + all annotations into one .arch3d.json you can share or archive. Import accepts project files and plain annotations JSON.
Cloud sync (Supabase)
Not connected — your edits stay on this computer. Use the Share button for a live team link, or connect to a shared room here.
Shared file (no server)
Alternative to Supabase: link a JSON file on a shared drive (Dropbox, Drive). Chrome/Edge only.