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The <model-viewer> project

This is the main Github repository for the <model-viewer> web component and all of its related projects.

Getting started? Check out the <model-viewer> project!

The repository is organized into sub-directories containing the various projects. Check out the files for specific projects to get more details:

👩‍🚀 <model-viewer> • The <model-viewer> web component (probably what you are looking for)

🌐 • The source for the <model-viewer> documentation website

🖼 render-fidelity-tools • Tools for testing how well <model-viewer> renders models

🎨 shared-assets • 3D models, environment maps and other assets shared across many sub-projects

📦 3DOM • A generic scene graph API that enables potentially untrusted scripts to operate on 3D models


When developing across all the projects in this repository, first install git, Node.js and npm.

Then, perform the following steps to get set up for development:

git clone
cd model-viewer
npm install
npm run bootstrap

The following global commands are available:

Command Description
npm run bootstrap Bootstraps the project for development and cross-links sub-projects
npm run build Runs the build step for all sub-projects
npm run build:legacy-support Builds JS bundles that have IE11 support
npm run serve Runs a web server and opens a new browser tab pointed to the local copy of (don't forget to build!)
npm run test Runs tests in all sub-projects that have them
npm run clean Removes built artifacts from all sub-projects

You should now be ready to work on any of the <model-viewer> projects!

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