Uses autoprefixer to add prefixes to css after conversion from less.
Install..
npm install -g less-plugin-autoprefix and then on the command line,
lessc file.less --autoprefix="browsers" The browsers are a comma seperated list of browsers as specified with autoprefixer.
var LessPluginAutoPrefix = require('less-plugin-autoprefix'), autoprefixPlugin = new LessPluginAutoPrefix({browsers: ["last 2 versions"]}); less.render(lessString, { plugins: [autoprefixPlugin] }) .then(Browser usage is not supported at this time.