Cssmatic is described as 'CSSmatic is a online CSS tools for web designers including GUI interface for generating CSS components such as gradient, box-shadow and border radius. Optional output in SCSS' and is an website in the Development category. There are five alternatives to Cssmatic, not only websites but also apps for Android, iPhone, Android Tablet and iPad. The best alternative is Adobe Capture, which is free. Other great sites and apps similar to Cssmatic are Ultimate CSS Gradient Generator (Free), GradientGenerator (Free), Gradient CSS (Free) and Blend (Free).
Ultimate CSS Gradient Generator is a powerful way to create CSS gradients right from your browser. With built-in templates and support for accessing gradients using url parameters, it's easy to share and edit existing gradients.