Encoding & decoding
Base64, URL, HTML entities, JWT, hex, binary and beyond.
Base64 encode / decode
Encode text to Base64 or decode Base64 back to text, with URL-safe support.
URL encode / decode
Percent-encode or decode text for safe use in URLs, in component or full-URI mode.
HTML entity encode / decode
Escape text to HTML entities or decode named and numeric entities back to text.
Hex ↔ text
Convert UTF-8 text to its hexadecimal bytes and back, with custom separators.
JWT decoder
Decode a JSON Web Token's header and payload and inspect its time claims. No verification.