Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.

Plesk is a web hosting and server data centre automation software with a control panel developed for Linux and Windows-based retail hosting service providers.

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.