Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
NextAuth.js is a complete open-source authentication solution for Next.js applications.
Next.js is a React framework for developing single page Javascript applications.