Utility

Generate QR codes for links, WiFi, email, or contact cards, and decode any QR code from an uploaded image — all in one tool.

Compress and resize any photo right in your browser — adjust quality, scale dimensions, and export as JPEG, PNG, or WebP.

Length, weight, temperature, volume, area, speed, time, and data storage — all in one converter that updates as you type.

Paste any JSON to beautify, minify, validate with precise error locations, or convert to YAML and CSV — all processed locally.

Generate color harmonies from any base color, and verify WCAG contrast ratios before shipping a design.