Encoding & Decoding
Encode and decode Base64, URL, HTML, and other formats
Base64 Encode / Decode
Encode text to Base64 or decode Base64 strings instantly in your browser.
Encoding & Decoding
URL Encode / Decode
Encode or decode URL strings with percent-encoding instantly.
Encoding & Decoding
HTML Encode / Decode
Encode and decode HTML entities. Supports named refs (&) and numeric refs (&, &).
Encoding & Decoding
Binary / Hex / Decimal Converter
Convert between binary, octal, decimal, and hexadecimal. Handles arbitrarily large numbers via BigInt.
Encoding & Decoding
Unicode Code Point Lookup
Inspect any character: codepoint, UTF-8 bytes, UTF-16 surrogates, HTML entity, JS escape.
Encoding & Decoding
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