What is Magic+

Magic+ is a powerful and convenient tool that allows you to access additional U301 features. To use Magic+, simply append a + sign and a command to the end of any shortened URL you generated on U301.

+qrcode.svg Generate a QR code for the short URL

You can suffix a +qrcode.svg to any shortened URL to generate a SVG QRCode for it. SVG images can be scaled to any size without losing quality, making them ideal for responsive web design or print.

Here is an example: the shortened URL is https://u301.co/ak.
visit https://u301.co/ak+qrcode.svg to get the QRCode.

Query Parameters

You can pass query parameters to the URL queries.

  • width: The size of the QRCode, default is 512.
  • margin: The margin of the QRCode, default is 0.
  • level Error correction capability allows to successfully scan a QR Code even if the symbol is dirty or damaged. The error correction level of the QRCode, default is M. Acceptable values are:
    • L: Low
    • M: Medium
    • Q: Quartile
    • H: High
  • dark: The hex color of the dots, default is 333333.
  • light: The hex color of the background, default is FFFFFF.
  • download: if set, the QRCode will be downloaded as a file.


Change the qrcode to purple, and make it smaller, visit this URL

To Download the above QRCode