WL

Spark

Developer tool

by World Labs

JavaScript library for rendering Gaussian-splat 3D scenes in the browser, published by World Labs for use in web applications.

Find alternatives to Spark

Published as an open-source JavaScript library at sparkjs.dev; no paid tier of the library itself is offered.

What it does

• 3D generation

Sources

Pricing

Official documentation · 25 Aug 2026

Sold within

Official documentation · 30 Sep 2026

Spark is "An advanced 3D Gaussian Splatting renderer for THREE.js" "Built by World Labs"; its Getting Started page gives "Install with NPM" instructions, and the GitHub repository is MIT licensed.

Also from World Labs

• Marble Application

  Generates explorable, persistent 3D worlds from text, images or video.

• World Labs API Model API

  Programmatic access to World Labs' world-generation models, for building 3D scene generation into an application.

Open World Labs in the directory

Something wrong here? Send a correction — quote this product id: worldlabs-spark.