PostCSS - Increase code readability. Add vendor prefixes to CSS rules using values from Can I Use. Autoprefixer will use the data based on current browser popularity and property support to apply prefixes for you.
Akeneo - Akeneo is an open-source Product Information Management solution.
Sass - Syntatically Awesome Style Sheets
Pimcore - Pimcore is an award-winning data management and customer experience management software.
Stylus - EXPRESSIVE, DYNAMIC, ROBUST CSS
Plytix - Plytix empowers small ecommerce teams to optimize, distribute, and analyze product data and content from one easy to use cloud platform.