URI Encoder/Decoder

Percent-encode and decode URI strings.

Input
Plain text or a percent-encoded string
Output
Tips

• Ctrl+Enter to encode, Shift+Enter to decode

encodeURIComponent vs encodeURI:

  • encodeURIComponent — Encodes everything except: A-Z a-z 0-9 - _ . ! ~ * ' ( )
  • encodeURI — Preserves URI structure, keeps: : / ? # [ ] @ ! $ & ' ( ) * + , ; =

• Use encodeURIComponent for query parameters

• Use encodeURI for full URLs