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What is Percent-encoding?

Percent-encoding replaces characters that are unsafe or reserved in a URI with a percent sign followed by two hexadecimal digits. It is defined in RFC 3986.

Primary sources

Specifications cited by the tools below whose own titles define Percent-encoding.

4 tools that work with Percent-encoding

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Data & Format Tools1

Query String to JSON ConverterConvert URL query strings to JSON and build query strings from JSON objects.

Encoders & Decoders2

Multi-Format EncoderEncode text into Base64, hex, binary, URL, HTML entities, ROT13 and more, all at once.URL Encoder & DecoderPercent-encode text for safe use in URLs, and decode encoded URLs back to readable text.

Developer Tools1

URL BuilderCompose a URL from its parts with correctly percent-encoded query parameters.

Related terms

Terms that appear alongside Percent-encoding on the same tools.

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