The Optimagio Blog

Make every image faster, lighter, and easier to ship.

Practical guides on image optimization, modern formats, Core Web Vitals, and high-performance web delivery.

Showing posts tagged #optimization · clear

Master Responsive Images: A Practical Guide to srcset & sizes Attributes

Learn how to use srcset and sizes attributes to serve perfectly sized images for every device, reducing bandwidth and improving performance.

June 4, 2026

Learn how SSIM and Butteraugli outperform PSNR for measuring perceptual image quality and preventing compression artifacts.

June 4, 2026

Learn advanced PNG optimization techniques that preserve visual integrity while significantly reducing file size for better web performance.

June 4, 2026

WebP 4 min read

Discover when animated WebP outperforms GIF in file size, quality, and loading speed for web animations.

June 3, 2026