← All tools

Percent-escape bytes

Application/x-www-form-urlencoded style escaping.

Client
a%20b

Nearby workflows on Toolcore

  • URI percent-encoding (encodeURI)encodeURI/decodeURI vs encodeURIComponent/decodeURIComponent—full URI strings vs components, in the browser. when the payload needs a different encoding or escape format.
  • URL parserSplit URLs into protocol, host, path, query, and hash—browser URL API; optional https:// assumption; no fetch. when the payload needs a different encoding or escape format.
  • Base64url (URL-safe) encode & decodeUTF-8 ↔ Base64url (RFC 4648: -, _, padding optional on decode)—same bits as Base64, JWT-segment style; client-side. when the payload needs a different encoding or escape format.
  • Encoding toolsHub index: Base64 & URL, Base64url, Base32, Crockford, LEB128, ASCII85, Z85, Base58, base-36, bencode, Morse, quoted-printable, URI, Puny… when the payload needs a different encoding or escape format.

Common use cases

  • Percent-escape bytes for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

Related utilities you can open in another tab—mostly client-side.