A handy collection of everyday developer utilities. Click any tool to get started.
Format and indent raw JSON into a human-readable structure.
Strip whitespace and comments to produce compact JSON.
Indent and format XML documents for easy reading.
Encode a username and password into a Basic Auth header value.
Convert plain text or binary data to a Base64 string.
Decode a Base64 string back to readable text.
Percent-encode or decode URL components instantly.
Compute an HMAC-SHA256 hash with a secret key — Hex or Base64 output.
Generate a strong 6-word passphrase using EFF's dice word list.
Generate a random 12-digit UPC barcode number.
Parse a cron expression and preview the next 25 scheduled occurrences.