It resizes any image given as the url parameter to a maximum width or height while preserving aspect ratio.


  • width (optional): integer

    Maximum width in pixels.

  • height (optional): integer

    Maximum height in pixels.

  • input (required): file(s)

    URLEncoded URL(s) of the original image(s) (documentation).

How to use it

Call and append some parameters as query string or use the input form above.


Reduce an image to a maximum width of 250 pixels
Reduce two images to a maximum height of 100 pixels and download tar archive[][]