Free developer tools - JSON formatter, regex tester, and more. No sign-up needed.
4 tools available
Beautify, minify and validate JSON. Catches Unexpected token, trailing comma, invalid characters and other RFC 8259 errors with line + column.
Shorten URLs, encode/decode URLs, and build UTM tracking links. QR code included.
Encode and decode text, files, images to and from Base64. Auto-detect mode.
Pick colors in HEX, RGB, HSL. Generate palettes. Contrast checker for accessibility.