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pa.Paul ApplegateA CABINET OF CURIOSITIES
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Exploring web performance, image optimization, and the modern dev stack.

Scenic landscape demonstrating responsive image formats
cloudinaryperformanceastro

Responsive JXL, AVIF, and WebP Images with Cloudinary

Serve JPEG XL first, with AVIF and WebP fallbacks, using a reusable Astro picture component.

December 15, 2024↗
A photograph shown at multiple responsive sizes
cloudinaryresponsiveperformance

Responsive Images with srcset, sizes, and Cloudinary

Use picture for format selection and srcset with sizes for responsive image widths.

December 8, 2024↗
Abstract architectural lines representing the structured nature of Astro components
astrogetting-startedperformance

Getting Started with Astro: Zero JS by Default

Astro ships zero JavaScript to the browser by default. Here's why that matters for performance and how to set up your first Astro project in under five minutes.

December 1, 2024↗

Paul Applegate · Stay curious.

Built with Astro & Cloudinary

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© 2026 Paul Applegate

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