Docker - the open-source application container engine

Gorgeous metric viz, dashboards & editors for Graphite, InfluxDB & OpenTSDB

System for managing containerized applications across multiple hosts, providing basic mechanisms for deployment, maintenance, and scaling of applications.

The Continuous Application Platform - build, deploy, and manage cloud-native and legacy applications on Kubernetes and Docker

Simple daemon for easy stats aggregation

A highly scalable real-time graphing system

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy. Avoid writing scripts or custom code to deploy and update your applications— automate in a language that approaches plain English, using SSH, with no agents to install on remote systems.

Software to automate the management and configuration of any infrastructure or application at scale. Get access to the Salt Open software package repository here:

Simple, Pythonic remote execution and deployment.

StackStorm (aka "IFTTT for Ops") is event-driven automation commonly used for auto-remediation, security responses, facilitated troubleshooting, complex deployments, and more. Includes rules engine, workflow,1800+ integrations (see /st2contrib), native ChatOps and so forth. Installer available at http://docs.stackstorm.com/install/index.html. Pi…

Server automation framework and application

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

Vagrant is a tool for building and distributing development environments.

Remote multi-server automation tool

logstash - transport and process your logs, events, or other data