Keycloak - Open Source Identity and Access Management for modern Applications and Services.
nginx - A high performance free open source web server powering busiest sites on the Internet.
Zentyal - Linux directory, domain, mail, gateway and infrastructure server for SMBs.
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
OpenLDAP - OpenLDAP Software is an open source implementation of the Lightweight Directory Access Protocol.
Google Cloud Load Balancing - Google Cloud Load Balancer enables users to scale their applications on Google Compute Engine.