AI-assisted disclosure: Codex assisted with research, code and writing. Measurements, failure cases and limitations are retained from the original article.

Originally published by Alicia on 2026-10-20: Digital Garden by Alicia .

A Gaussian splat viewer must be tested with the renderer and file encoding it will actually use. In this integration test, I compared Spark 2.3.1, GaussianSplats3D 0.4.7 and native Three.js 0.186.1 on the same owned synthetic fixture. The measurements separate successful rendering paths from setup and format failures; they do not rank capture quality.

This integration test is grouped with the other renderer experiments in the garden's Three.js rendering overview .

Codex ran the conversions and browser checks on 20 October 2026. Splats remain a research fixture alongside Alicia's interactive garden , not a production garden feature.

A known input rather than an unknown capture

The fixture contains 12,014 synthetic splats and known outliers.…