Gumroad is a self-publishing digital marketplace platform to sell digital services such as books, memberships, courses and other digital services.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Statamic is an open-source and self-hosted content management system based on the PHP programming language.
Typekit is an online service which offers a subscription library of fonts.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.