Developer Tools

Handy free utilities for every developer — formatters, encoders and converters.

Flatten XML records into a CSV table.

Convert tab-separated values into comma-separated values.

Normalize CSV formatting with consistent delimiters and quoting.

Generate random numbers within any range and count.

Validate email addresses and suggest corrections.

Check whether an IP address is valid and parse its parts.

Validate IPv4 and IPv6 addresses with expanded notation.

Look up common port numbers and their services.

Look up MIME types by file extension or media format.

Parse a user-agent string into browser, OS and device.

Convert numbers between binary, octal, decimal and hex.

Convert text to binary and back, byte by byte.