Boxstarter

Repeatable, reboot resilient windows environment installations made easy using Chocolatey packages. When its time to repave either bare metal or virtualized instances, locally or on a remote machine, Boxstarter can automate both trivial and highly complex installations. Compatible with all Windows versions from Windows 7/2008 R2 forward.

     

windows open-source virt packaging provisioning powershell

Chocolatey

Chocolatey is like apt-get for Windows. It can install packages and dependencies over the command line.

     

windows open-source packaging provisioning powershell

Eucalyptus

An open source software for building Amazon EC2-compatible private and hybrid cloud platforms

     

linux open-source virt cloud-paas c

Gerrit

A Web based code review and project management system for Git projects

     

linux windows osx open-source scm java

jclouds

A Java Library for controlling cloud resources, with various plugins for many popular cloud providers.

     

linux windows osx open-source cloud-paas java

KairosDB

KairosDB is a fast distributed scalable time series database written on top of Cassandra. RESTful JSON-based query/results. Includes flot-based visualization.

     

linux windows osx open-source metrics visualization java cassandra

Phabricator

Phabricator is an open source collection of development and code management, including code reviews and audits, browsing repositories, tracking bugs, etc

     

linux osx open-source scm php

SSH KeyBox

An open-source jump box solution with auditing capabilities

     

linux open-source cloud monitoring security java

Apache ZooKeeper

ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. It is distributed and highly reliable, with Consensus, group management and presence protocols built-in.

     

linux open-source service-discovery java