Vagrant lets you "create and configure lightweight, reproducible, and portable development environments."
It's also easy to use and revolutionary for the typical development process. I started using it on a project recently and would be happy to share what I've learned or would love to hear from those more experienced with it.
I started the group because there wasn't any other type of group like this. I've met some great folks in the group who have become close friends and have also met some amazing business owners.
— Bill, started New York City Gay Craft Beer Lovers