URL Encoder / Decoder

Encode and decode URLs, Base64 strings, and HTML entities. Live conversion as you type with support for full UTF-8.

Mode

URL EncodeURL DecodeBase64 EncodeBase64 DecodeHTML EncodeHTML Decode

Input

Output

Encoding Reference

URL Encoding

Uses encodeURIComponent to percent-encode special characters for safe use in URLs and query strings.

Base64

Encodes binary or text data into ASCII characters. Handles full UTF-8 input so multibyte characters are preserved correctly.

HTML Entities

Converts &, <, >, ", and ' to their named entity equivalents and back.

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