Bento
A modularized collection of Packer definitions for building machine images. A good place to start with Packer.
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Monit
An open source utility for managing and monitoring processes, programs, files, directories and filesystems
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Vagrant
Vagrant is a cross platform tool to create, boot, configure and destroy development environments. It provides a simple configuration-based approach to take a base image, boot it up, provision it (using any other provisioners), SSH, port forward, and much more. It automates the process of booting up and configuring virtual machines. It supports various providers like VirtualBox, VMWare, AWS, LXC, etc.
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