Form URL encode
ClientHTML form style encoding—spaces become +.
application/x-www-form-urlencoded encoding with + for spaces.
About Form URL encode
application/x-www-form-urlencoded encoding with + for spaces. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.
How to use this page
Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.
hello+world%3Da%26b
Common use cases
- Form URL encode 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.
More tools
Related utilities you can open in another tab—mostly client-side.
Form URL decode
ClientDecode application/x-www-form-urlencoded text.
URI percent-encoding (encodeURI)
ClientencodeURI/decodeURI vs encodeURIComponent/decodeURIComponent—full URI strings vs components, in the browser.
Encoding tools
ClientHub index: Base64 & URL, Base64url, Base32, Crockford, LEB128, ASCII85, Z85, Base58, base-36, bencode, Morse, quoted-printable, URI, Punycode/IDN, Unicode escapes, data URLs, MIME, hex, HTML entities, JWT, JSON helpers, crypto.
URL parser
ClientSplit URLs into protocol, host, path, query, and hash—browser URL API; optional https:// assumption; no fetch.