ConDep
ConDep is a open source infrastructure configuration and deployment DSL (Domain Specific Language) specifically targeted to (but not limited to) the Windows Server platform. If your familiar with tools like Chef and Puppet, ConDep does very much the same, but with native support for Windows.
windows open-source ci provisioning config-mgmt net
Djangy
An open source cloud hosting service for Python/Django web applications. Its like an open source Heroku for python/django
linux windows osx open-source cloud-paas python
Fabric8
fabric8 is an end to end development platform spanning ideation to production for the creation of cloud native applications and microservices
linux windows osx open-source free cloud-paas virt go
Apache Libcloud
Python library for interacting with many of the popular cloud service providers using a unified API.
linux windows osx bsd open-source cloud-paas python
Packer
Packer is a tool for creating identical machine images for multiple platforms (like VirtualBox, VMWare, EC2, DigitalOcean, etc) from a single configuration file.
linux windows osx open-source virt cloud-paas go
PowerShell Desired State Configuration
DSC is a new management platform in Windows PowerShell that enables deploying and managing configuration data for software services and managing the environment in which these services run.
linux windows powershell open-source commercial config-mgmt
Pulumi
Create, deploy, and manage Cloud Native infrastructure, as real code. A single toolset for infrastructure, managed services, containers, and serverless environments on any cloud infrastructure. You get all the benefits of real programming languages; IDEs, abstractions and reuse thanks to functions, classes, and packages, debugging, testability, and more
linux windows osx open-source cloud-paas go javascript python
SaltStack
Salt is a powerful and different approach to infrastructure management, by focusing on high speed communications between large number of systems, and can perform orchestration, remote code execution and much more.
linux windows osx open-source commercial config-mgmt provisioning orchestration python
Supervisor
Supervisor can manage application processes. It can start and stop a group of processes, restart processes if any of them terminate (keep-alive), start multiple instances of the same process (process pooling), automatically manage PID files, and much more! Very useful if you need to manage multiple processes for your application.
linux osx open-source process-mgmt python
Terraform
Terraform provides a common configuration to launch infrastructure from different providers (AWS, Digital Ocean, Heroku, etc.). It provides dependency resolution to make sure that your infrastructure is created in the right order
linux windows osx open-source cloud-paas go