From the blog

Image knowledge, actually useful.

Deep dives, format comparisons, performance guides, and privacy explainers, written by engineers who care.

Privacy5 min read

Are Online Image Compressors Stealing Your Photos?

The hidden cost of "free" cloud tools and the danger of server-side processing.

ZP
March 1, 2026
Comparison12 min read

Best Free Image Compressor in 2026: ZeroPNG vs TinyPNG vs Squoosh vs iLoveIMG vs Compressor.io

An honest, feature-by-feature breakdown of the five most popular free image compression tools. We tested them all so you don't have to.

ZP
March 20, 2026
Architecture6 min read

Why We Built ZeroPNG Without a Backend Database

The technical and philosophical reasons for building a 100% serverless, edge-computed web utility.

ZP
March 1, 2026
Guide8 min read

The Complete Guide to AVIF: The Future of Image Compression

Everything you need to know about the format that compresses images 50% smaller than JPEG.

ZP
March 1, 2026
Performance10 min read

How to Fix LCP Issues Caused by Images: A Developer's Guide

Your LCP element is probably an image. Here's how to get it into the green.

ZP
March 1, 2026
Guide7 min read

How to Bulk Compress Images Free (No Server, No Subscription, No Limits)

This guide shows you how to compress hundreds of images at once, directly inside your browser, with zero uploads and zero subscriptions.

ZP
March 8, 2026
Guide9 min read

How to Convert HEIC to JPG Online Free (No Upload, No App)

Your iPhone has been saving photos in a format most of the world can't open. Here's everything you need to know about HEIC - and the fastest way to convert it.

ZP
March 13, 2026
Guide8 min read

How to Remove EXIF Data from Photos Before Sharing Online

Every photo you share carries hidden GPS coordinates, camera serial numbers, and timestamps. Here are 5 ways to strip it all, and one method that takes 3 seconds.

ZP
March 13, 2026
SEO12 min read

Image SEO: How to Rank Images in Google Search (2026)

Google Image Search has evolved. Here is the exact blueprint for getting your photos, infographics, and product images to the top of the search results in 2026.

ZP
April 9, 2026
Performance9 min read

How to Make Your Website Load 3x Faster with Image Compression

Images are the #1 reason websites load slowly. Here's the exact playbook to fix it.

ZP
March 1, 2026
Guide5 min read

PNG Compression Explained: Lossy vs Lossless

How color quantization achieves TinyPNG-level compression entirely in your browser.

ZP
February 28, 2026
Privacy13 min read

The Privacy Problem With Free Online Tools (and How to Protect Yourself)

When a product is free, you are the product. Here is what actually happens when you upload files to free online utilities and how to take back your privacy in 2026.

ZP
April 9, 2026
Guide10 min read

Social Media Image Size Cheat Sheet (2026): The Complete Guide

Stop guessing dimensions. Whether you’re a creator, a brand, or just want your profile to look sharp, here is the ultimate guide to every social media image size for 2026.

ZP
March 13, 2026
Comparison6 min read

WebP vs AVIF vs JPEG: Which Format Should You Use?

A comprehensive comparison of modern image formats. Pick the right one for every situation.

ZP
February 26, 2026
Privacy7 min read

What is EXIF Data? The Hidden Privacy Risk in Every Photo

Every photo you take silently records your location, device, and identity. Here's what you need to know.

ZP
March 1, 2026
Performance4 min read

Why Image Compression Matters for Web Performance

How unoptimized images silently destroy your page speed, SEO, and conversions.

ZP
February 24, 2026
WordPress14 min read

WordPress Image Optimization Checklist (2026): Every Step Covered

Images are the biggest performance problem on most WordPress sites. This checklist fixes them — before upload, inside WordPress, through plugins, and in your theme templates.

ZP
May 11, 2026