# Components * [Docker](https://github.com/dotcloud/docker) - Container runtime and manager * [Buildstep](https://github.com/progrium/buildstep) - Buildpack builder * [pluginhook](https://github.com/progrium/pluginhook) - Shell based plugins and hooks * [sshcommand](https://github.com/progrium/sshcommand) - Fixed commands over SSH Looking to keep codebase as simple and hackable as possible, so try to keep your line count down.