Converters & Encoders
Base64, URL encoding, number bases, morse code, colors, and image ↔ data-URI conversion.
Base64 Encoder & Decoder
Convert text to Base64 and back — URL-safe variant included, with full Unicode support.
URL Encoder & Decoder
Percent-encode text for safe use in URLs and query strings, or decode %XX sequences back to readable text.
Number Base Converter
Convert numbers between decimal, binary, hexadecimal, octal, and ASCII in real time.
Morse Code Converter
Translate text to International Morse code and back, with dot-dash and audio-cue readability.
Number to Words Converter
Write numbers out in English words — ideal for invoices, checks, and legal documents — up to trillions.
Color Code Converter
Convert any color between HEX, RGB, HSL, and CMYK with a live picker and preview swatch.
Image ↔ Base64 Converter
Convert images to Base64 data URIs for inline embedding, or decode Base64 back to a downloadable image.