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URL Encode/Decode

Encode or decode URL components for query strings and debugging.

Encode/decode instantly.
Avoid broken query strings.
Client-side processing.
Copy-ready output.
Related:Base64JWT DecoderTimestamp

Frequently Asked Questions

Encode vs encodeURIComponent?
This tool uses encodeURIComponent/decodeURIComponent for safe component encoding.
Why does decode fail?
Malformed percent-encoding (e.g. incomplete % sequences) will fail.