Matomo Analytics is a free and open-source web analytics application, that runs on a PHP/MySQL web-server.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Nuxt is a Vue framework for developing modern web applications.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.
Zendesk is a cloud-based help desk management solution offering customizable tools to build customer service portal, knowledge base and online communities.