WebP vs PNG vs JPG: The Performance & Visual Quality Comparison
Real-world file size benchmarks between WebP, PNG, and JPG. Learn when to use each format for faster page load times, crisp UI graphics, and bandwidth efficiency.
Articles & Guides
Practical notes on image compression, modern web formats, and client-side browser processing.
How to Compress JPG Images Without Losing Quality (Fast, Free & 100% Private)
A comprehensive developer guide to visual lossless compression. Learn the quality 80 sweet spot, how 8x8 DCT quantization works, and how to compress hundreds of JPGs instantly in your browser without uploading to any server.
Social Media Image Size Guide 2026: Exact Dimensions, Aspect Ratios & Safe Zones
The complete, verified reference for all social media image dimensions in 2026. Pixel guidelines and safe crop zones for YouTube, Instagram, Facebook, X (Twitter), LinkedIn, and Open Graph previews.
Why Browser-Based Image Processing is Faster, Safer, and 100% Private
Why traditional server-side image tools put your personal data at risk, and how modern WebAssembly and Canvas runtimes process photos locally in RAM with zero cloud uploads.
Try our in-browser image tools
FreeImgLab utilities run 100% locally in your browser using WebAssembly. No files are uploaded to any server.