cdnjs is a free distributed JS library delivery service.
GoCache is an in-memory key:value store/cache similar to memcached that is suitable for applications running on a single machine.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Gridsome is a free and open-source Vue-powered static site generator for building static websites.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.