Apache HTTP Server, an open-source HTTP server, the world's most used web server software.
CockroachDB, a cloud-native distributed SQL database.
Drupal, a free and open source content-management system and framework written in PHP.
Memcached, an in-memory key-value store for small chunks of arbitrary data.
MongoDB, a document-oriented NoSQL database server.
MySQL, one of the most popular SQL database servers in the world.
Nginx, a high-performance web, reverse proxy, load balancer and HTTP cache server.
Oneclickapp, a one-click install solution with fully configured and ready-to-use web application.