Viewer.three

Viewer.three is JavaScript library for rendering CAD and BIM files in a browser using Three.js.

Core capabilities:

- Rendering CAD/BIM files from Open Cloud Server, web, or local files
- Interactive scene navigation (Orbit, Pan, Zoom, Walk, Fly modes)
- Model selection and highlighting
- Cutting planes and slicing
- Markups and measurements
- Viewpoint management
- Extension system for extending functionality

This library is a part of CDE SDK by Open Design Alliance.

Installation

$3

For CDN, you can use unpkg or jsDelivr (replace 25.3 with a version you need):

``html

`

The global namespace for Viewer.three is ODA.Three.

$3

Open a terminal in your project folder and run:

`sh
npm install @inweb/viewer-three
`

The Viewer.three package will be downloaded and installed. Then you're ready to import it in your code:

`javascript
import { Viewer } from "@inweb/viewer-three";
`

Example

Download and render file from the Open Cloud Server:

`html







``

To learn more, see First application guide.

Copyright and license

Code and documentation copyright 2002-2025 the Open Design Alliance. Code is distributed under a proprietary license, see LICENSE for more information.