jkphl/iconizr (packagist): A PHP command line tool for converting SVG images to a set of CSS icons (SVG & PNG, single icons and / or CSS sprites) with support for image optimization and Sass output
Keywords: generator|performance|php|css|sass|mobile|optipng|png|scalable|optimize|svg|icon|sprite|data uri|vector|retina|svgo|scour|pngcrush|pngquant|grunticon