AppScale is an open source computing platform designed to deploy Google App Engine applications on public clouds, private clouds, and on-premise clusters. AppScale is fully compatible with the Google App Engine APIs a...

In this tutorial we will learn how to set up PowerDNS in a master/slave configuration with automatic replication from the master DNS server to the slave. This tutorial is the second tutorial in our PowerDNS series for...

PowerDNS is an advanced, high performance authoritative nameserver compatible with a number of backends. In this case we will use MariaDB to store our zone file records. At the end of this tutorial, you will have a wo...

Mumble is a Voice Over IP (VoIP) application similar to TeamSpeak and Ventrilo. Mumble uses a client-server architecture, which allows users to talk to each other when connected to the same server. It has a simple adm...

OpenShift Origin is a Platform-as-a-Service that lets you scale app deployment for many languages.