URL Encoder / Decoder

Percent-encode and decode URLs, either a whole link or a single component, and break a URL into protocol, host, path and query parameters.

Treat + as space when decoding

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Output

More tools

Base64 Encoder / Decoder

Encode and decode Base64 text. Handles UTF-8 (Chinese, emoji), the URL-safe alphabet and optional padding.

Unicode / HTML Entity / Hex Converter

Convert text to and from \uXXXX escapes, HTML entities (&#x…;) and UTF-8 hex bytes. Emoji are handled correctly.

JWT Decoder

Decode a JWT header and payload, interpret the exp / iat / nbf times and verify HS256 / HS384 / HS512 signatures with a secret. Everything stays local; the token is never uploaded.

Hash Generator (MD5 / SHA)

Compute MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or files, and compare against a known hash to check a file was not altered.