Publishing
How Blogs and Content Sites Should Optimize Image Loading
Best practices for cover images, inline images, responsive sizes, lazy loading, and editorial consistency.
Read articleTechnical articles about image information, compression, and formats
All articles are written in English. The site navigation can change language, but the article library remains English for consistency and SEO focus.
Compression Workflow
How to Compress Images Without Obvious Quality Loss
A workflow for resizing, quality settings, format choice, preview checks, and batch processing.
Read articleUse Cases
How to Optimize Ecommerce Product Images
Recommendations for product clarity, thumbnails, zoom images, backgrounds, compression, and consistency.
Read articleImage Information
How to Read the Details of an Image File
How to inspect format, dimensions, color profile, transparency, EXIF fields, and file weight.
Read articleFrontend Engineering
What Image Lazy Loading Is and When to Use It
How lazy loading works, where it improves performance, and where it can hurt important content.
Read articleMetadata
What Image Metadata Is and When to Remove It
A practical guide to EXIF, camera data, timestamps, GPS tags, privacy, and file-size cleanup.
Read articleSEO
Image SEO Optimization Guide
A focused guide to filenames, alt text, captions, dimensions, lazy loading, and structured context.
Read articleWeb Performance
Is WebP Right for Every Website?
Where WebP shines, where it needs fallbacks, and how to introduce it safely on production sites.
Read articleImage Formats
JPG vs PNG vs WebP vs AVIF: What Is the Difference?
A practical comparison of the four formats most users meet when optimizing images for the web.
Read articlePerformance
How Large Images Affect Page Speed
How image weight impacts loading time, bandwidth, mobile UX, and Core Web Vitals such as LCP.
Read articlePerformance
Mobile Image Optimization: Why Compression Matters More on Phones
How bandwidth, screen density, battery, latency, and memory shape mobile image strategy.
Read articleWorkflow
What to Do Before Uploading Images to a Website
A concise checklist for resizing, format conversion, compression, metadata cleanup, and naming.
Read articleImage Information
Resolution, Dimensions, and File Size: What Is the Difference?
A beginner-friendly breakdown of image width, height, pixel count, DPI, and storage size.
Read articleFrontend Engineering
Responsive Images: What srcset and sizes Actually Do
A front-end guide to serving the right image size for each viewport and device pixel ratio.
Read articleCompression Basics
Why Images with the Same Dimensions Can Have Very Different File Sizes
Why detail, noise, gradients, colors, transparency, format, and compression settings change file weight.
Read articleCompression Basics
What Image Compression Really Does
A plain-English explanation of pixels, color data, metadata, lossy compression, and lossless compression.
Read articleImage Formats
When to Use JPG and When to Use PNG
Scenario-based guidance for photos, screenshots, icons, transparent graphics, and social images.
Read articleImage Formats
Why AVIF Compresses So Well and When to Use It
A balanced guide to AVIF quality, file size, encoding cost, transparency, and real-world support.
Read article