grunt-php

$ npm install --save-dev grunt-php

require('load-grunt-tasks')(grunt); // npm install --save-dev load-grunt-tasks

grunt.initConfig({
    php: {
        dist: {
            options: {
                port: 5000
            }
        }
    }
});

grunt.registerTask('default', ['php']);

Uses the in PHP 5.4+ built-in PHP Server

grunt-php →