URL Encoder / Decoder — Free Online Tool
Encode or decode URL strings with percent-encoding. Runs locally in your browser.
About this tool
Encode reserved characters or decode percent-encoded strings for URLs and queries.
Great for debugging redirects, webhooks, and params.
FAQ
Does this upload my text?
No. All encoding/decoding is performed locally in your browser.
What does “Encode” use?
It uses JavaScript’s encodeURIComponent to percent-encode reserved characters.
What about “Decode”?
It uses decodeURIComponent to turn %xx sequences back into characters, with errors surfaced inline.
Can I share a prefilled link?
Yes. Use the Share button—your text and last action are encoded in the URL (?q=...&mode=encode).
Related tools
https%3A%2F%2Fexample.com%3Fq%3Dhello%20world%26lang%3Den