3 free tools

Developer

Format structured data and convert number bases without exposing pasted content.

Choose a tool

Each result has a clear method, privacy statement, and stable URL.

Format, minify, inspect, and validate JSON with exact line and column errors.

Convert hexadecimal, decimal, binary, octal, text, and bytes without integer truncation.

Convert binary values to decimal, hexadecimal, text, and grouped bytes in either direction.