Virtual Reality Modeling Language .wrl
The original 3D web format. Colour-per-vertex printing exports.
What a .wrl file holds
VRML was the 1990s attempt to put 3D scenes on the web, and .wrl files are its legacy. The plug-ins are long dead but the format survives in one very practical niche: full-colour 3D printing. Shapeways, i.materialise and colour powder printers have historically taken VRML because it carries per-vertex colour and texture references that STL cannot.
Commonly seen in: colour 3D printing bureaus, Shapeways, legacy CAD exporters, academic archives.
| Data | Stored in VRML |
|---|---|
| Geometry | Yes |
| Materials and colour | Yes |
| Texture maps | Yes |
| Animation and rigs | No |
| Scene hierarchy | Yes |
| Read here | Yes |
| Written here | Yes |
Tested against a real file
The last sweep loaded Wuson.wrl from Assimp test models with its 1 sidecar files through the viewer on this site: 3,732 triangles across 1 meshes and 1 materials, in 2.0 seconds. Every format's result is on the test results page, run 2026-09-08.
What we put in a .wrl file we write
Geometry and per-mesh material colour, which is what colour 3D printing needs. Texture images are not written: VRML references them by filename and a converted file that needs its images shipped alongside arrives broken.
Convert VRML to another format
Every pairing has a page saying what survives the trip.
Convert something else to VRML
Other things to do with a .wrl file
Questions about VRML
How do I open a .wrl file?
Drop it into the viewer on this site and it opens in the browser, with the scene tree, the materials and the mesh statistics. Nothing is uploaded. If you want it in another program instead, convert it to GLB, which almost everything reads.
Is VRML a good format to archive in?
VRML stores geometry, materials and colour, texture maps, scene hierarchy. Anything outside that list will not be in the file at all, so archive the original alongside it if the surfacing or the rig matters.
Does converting VRML lose quality?
Geometry is copied vertex for vertex, so the shape does not degrade. What gets lost is whatever the target format has no field for: convert to STL and the materials go, convert to OBJ and the animation goes. The comparison table on each converter page says exactly which.
Formats that hold the same things
Or go back to the full format reference.