SIEMonster Version 3 is built on the best open source components and custom develop from a wish list from the SIEMonster community. This document will cover the architecture, the features and the open source components that make up SIEMonster, so that all security professionals can run a SIEM in their organisations with no budget. If you would like more information about the architecture please see our High-Level Design. SIEMonster is built on CoreOS, Docker with Rancher, Kubernetes orchestration. The product comes in Vbox, VMware, Bare-metal or Cloud install on AWS/Azure. SIEMonster can scale horizontally and vertically to support any enterprise client.