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Field Notes

Technical writing from building Caustics. Tutorials, performance comparisons, WebGL deep-dives, and the occasional tool recommendation.

tutorial Apr 18, 2026 8 min
How to Add WebGL Shader Backgrounds to Your Astro Site
A step-by-step walkthrough of integrating @caustics/shader-gradient into an Astro project. Covers installation, configuration, presets, and performance optimization.