A curated list of amazingly awesome open-source sysadmin resources.

A list of Free Software network services and web applications which can be hosted on your own servers

An evolving how-to guide for securing a Linux server.

The Elastic stack (ELK) powered by Docker and Compose.

DevOps resources - Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP

An open-source remote desktop application designed for self-hosting, as an alternative to TeamViewer.