Border-radius generator

border-radius generator is author’s online tool to automatedly generate CSS code for rounded corners of HTML blocks via CSS3 properties of the border-radius family.


  • generating minimal sufficient CSS code with identical radiuses taken into account;
  • ability to specify radius for each corner separately from common radius for all corners;
  • choosing exact set of needed vendor prefixes;
  • disableable alignment of properties by colon;
  • built-in workaround for issues related to rendering rounded corners.