Tools
Free tools for working with URLs and the encodings around them. Every one runs entirely in your browser.
Runs in your browser. Nothing is uploaded.
URL Decoder
Decode percent-encoded URLs and text, detect double encoding and inspect every %XX sequence.
URL Encoder
Percent-encode a value, a full URL or form data, with strict RFC 3986 and +/%20 options.
URL Parser
Split a URL into scheme, host, port, path, query and fragment, with checks for common problems.
Query String Parser
Edit query parameters as a table, rebuild the string, or export it as JSON.
Base64 Encode/Decode
Convert text to Base64 and back, including the URL-safe Base64URL alphabet.
HTML Encode/Decode
Escape text to HTML entities and decode entities back to text.
JWT Decoder
Read a JSON Web Token's header and payload and check its expiry.