Converters & Encoders
Encode, decode, and convert between formats — Base64, URL encoding, JSON, colors, number bases, and more.
Base64 Encode / Decode Encode or decode Base64 text and data URIs. URL Encoder / Decoder Percent-encode or decode URLs and query strings. JSON Formatter & Validator Beautify, minify, and validate JSON instantly. HTML Entity Encoder / Decoder Escape or unescape HTML entities like &. Number Base Converter Convert between binary, octal, decimal & hex. Color Converter Convert colors between HEX, RGB, and HSL. JSON to CSV Converter Convert JSON arrays into CSV. CSV to JSON Converter Convert CSV data into JSON. JWT Decoder Decode and inspect JWT tokens. Image to Base64 Encode images as Base64 data URIs. Markdown to HTML Convert Markdown into clean HTML. Morse Code Translator Translate text to and from Morse code. Binary Code Translator Translate text to binary and back. YAML to JSON Converter Convert between YAML and JSON. HTML to Markdown Convert HTML into clean Markdown. Roman Numeral Converter Convert numbers to Roman numerals and back. URL Parser Break a URL into its components. Caesar Cipher / ROT13 Encode and decode Caesar shift ciphers.