Production-Ready URL Decoder

URL Decoder

Decode percent-encoded URL query strings (%20, %26, %3F) back into readable text and structured parameters.

Encoded Input Workspace

Click any preset sample to populate input instantly:

Recursive mode unrolls nested percent encodings up to 5 passes until clean UTF-8 text is restored.
Output Workspace
Input Size0 B
Output Size0 B
Decoded Triplets0 (%XX)
Encoding StatusSingle Pass
ComponentDecoded Value
No structured URL components detected. Enter a complete URL string to inspect parameters.
Recent Decoded URLs:
Percent Decoding

Decodes percent-encoded hex escape sequences (%20, %26, %3F) back into readable UTF-8 text characters.

Recursive Multi-Pass Unrolling

Detects and automatically unrolls nested double-encoded strings (e.g. %2520 ->%20 -> space) up to 5 passes.

Query Parameter Extraction

Parses decoded URLs to extract structured key-value query parameters, scheme, hostname, and path components.