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Image optimization & format guides

Deep, practical guides on image formats (AVIF, WebP, HEIC, SVG), compression, Core Web Vitals impact, and privacy concerns like EXIF metadata. Every doc is linked to the OpenImages tool that applies it in-browser.

Basics

EXIF Metadata — What It Leaks and How to Strip It
Your photos probably contain GPS coordinates, camera serial numbers, and timestamps. Here's exactly what EXIF exposes and how to strip it safely.
April 17, 2026
PNG vs JPG vs WebP — A Practical Decision Tree
Stop guessing which format to use. A real decision tree for PNG, JPG, and WebP based on content type, transparency, and delivery constraints.
April 17, 2026

Image Formats

HEIC to JPG — When to Convert and How to Do It Right
HEIC is great on your iPhone, terrible on the web. Here's when to keep it, when to convert to JPG, and how to avoid quality loss and metadata leaks.
April 17, 2026
WebP vs AVIF in 2026 — Which to Use and When
WebP and AVIF are both worth shipping in 2026, but they solve different problems. Here's the practical comparison — compression, support, encode speed, fallbacks.
April 17, 2026

Optimization

Image Compression for Core Web Vitals — What Actually Moves the Needle
The image optimization changes that actually improve LCP, CLS, and INP — with real numbers. Skip the myths, ship the ones that move scores.
April 17, 2026
SVG Optimization — A Complete Guide for Web Performance
A practical SVG optimization guide: SVGO, path simplification, viewBox handling, CSS vs inline, and the mistakes that bloat SVGs to 10× their real size.
April 17, 2026

Guides

How to Remove Image Backgrounds Without Quality Loss
A practical guide to removing image backgrounds cleanly — edge handling, alpha channels, PNG vs WebP output, and when AI tools actually help versus hurt.
April 17, 2026
Responsive Images with srcset — Explained Properly
srcset and sizes without the confusion. How the browser actually picks an image, what w vs x descriptors do, and the patterns that work in production.
April 17, 2026
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