PostCSS plugin to rewrite code with existing vendor prefixes (especially -webkit-) on CSS gradients and add equivalent un-prefixed CSS.
For example, here's some CSS with vendor-specific prefix and a gradient syntax based on older versions of the CSS specifications:
The unprefixer plugin will add the equivalent standard declarations (while leaving the old CSS for backwards compatibility with older WebKit-based browsers):
Usage
See PostCSS docs for examples for your environment.