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

Render is a cloud computing platform that provides a wide range of services, including web hosting, cloud computing, and application development. Render offers several hosting options, including static site hosting, web application hosting, and managed databases.

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

ReadMe is a content management system that businesses use to create and manage technical or API documentation.

Varnish is a reverse caching proxy.

Fastly is a cloud computing services provider. Fastly's cloud platform provides a content delivery network, Internet security services, load balancing, and video & streaming services.

Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.

Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.