Paste a percent-encoded URL or parameter and read it as plain text. UTF-8 escapes such as %C3%A9 become the characters they stand for.
https%3A%2F%2Fexample.com%2Fsearch%3Fq%3Dcaf%C3%A9%20%26%20cr%C3%A8me%26page%3D2https://example.com/search?q=café & crème&page=2ParseBox runs entirely in your browser. Your text is never uploaded, logged or stored on a server, so it is safe to paste API responses, tokens and config files.