/Tech2h ago

World Labs details its ICARE pipeline for streaming millions of Gaussian splats in real time in a web browser

The pipeline integrates Blender directly into a live Three.js runtime.

3538164.2K
World Labs
Jon Barron#281
Original postGowthami#1408
World Labs@theworldlabs#1416inTech

Inside the case study:

• Marble for rapid world design and iteration • Spark 2.0 for browser-native Gaussian splat streaming • Three.js gameplay and interaction systems • A Blender integration connected directly to the live runtime

Read more: https://www.worldlabs.ai/case-studies/icare

World Labs@theworldlabs

Millions of Gaussian splats, rendered directly in the browser.

For ICARE, the creative team designed and iterated 7 worlds with Marble, then streamed them in real time using Spark 2.0 and Three.js

Here's how the pipeline works ↓🧵

9:42 AM · Jun 10, 2026 · 589 Views
Sentiment

Users are optimistic about Spark 2.0 rendering millions of Gaussian splats live in the browser because it shows world models becoming part of creative workflows for rapid iteration.

Pos
100.0%
Neg
0.0%
1 comments with sentiment.
Cluster Engagement
Posts from X
Most Activity
Most Activity
VIEWS1.4KBOOKMARKS1REPLIES1
World Labs@theworldlabs

One of the more interesting parts of the pipeline was the trailer itself.

Rather than rebuilding scenes for a separate cinematic workflow, the team connected Blender directly to the live Spark 2.0 runtime and animated cameras in the same worlds used for gameplay.

more in the launch post here:

2hViews 1.4KLikes 4Bookmarks 1
LIKES5
World Labs@theworldlabs

ICARE is an early example of what's possible when world models become part of the creative workflow, helping teams rapidly create, iterate on, and connect interactive experiences.

Play it now: https://www.icare-game.world/

2hViews 539Likes 5
RETWEETS6
World Labs@theworldlabs

Millions of Gaussian splats, rendered directly in the browser.

For ICARE, the creative team designed and iterated 7 worlds with Marble, then streamed them in real time using Spark 2.0 and Three.js

Here's how the pipeline works ↓🧵

2hViews 3.7KLikes 47Bookmarks 15