Developer Tools
Quick, private utilities for everyday coding tasks. Everything runs locally in your browser.
Popular
JSON Formatter & Validator
Format, validate and minify JSON in your browser
QR Code Generator
Generate a QR code for any text, link or contact info — fully in your browser
Base64 Encoder / Decoder
Encode or decode Base64 strings and files — entirely in your browser
All developer tools
JSON Formatter & Validator
Format, validate and minify JSON in your browser
QR Code Generator
Generate a QR code for any text, link or contact info — fully in your browser
Base64 Encoder / Decoder
Encode or decode Base64 strings and files — entirely in your browser
Regex Tester
Test JavaScript regular expressions against any text — live matches highlighted
100% Private
Images are processed in your browser. Nothing is uploaded to our servers.
Lightning Fast
Process images instantly without waiting for uploads or downloads.
Completely Free
No limits, no sign-up required. Use all tools for free.