Apache is a free and open-source cross-platform web server software.
Inertia.js is a protocol for creating monolithic single-page applications.
Laravel is a free, open-source PHP web framework.
OpenSSL is a software library for applications that secure communications over computer networks against eavesdropping or need to identify the party at the other end.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.