Google Analytics is a free web analytics service that tracks and reports website traffic.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Tidio is a customer communication product. It provides multi-channel support so users can communicate with customers on the go. Live chat, messenger, or email are all supported.
WP-Optimize is an all-in-one WordPress plugin that cleans your database, compresses your large images and caches your site.