12factor is a Go library for describing and running 12factor applications.

• scheduler: Provides an interface and various implementations for running 12factor apps. Implementations include Docker, ECS, Kubernetes and Nomad.
• procfile: Provides methods for parsing the Procfile manifest format.

An App is a collection of Processes that share a common environment and root filesystem, which is generally specified as a Docker container.

A Process represents a named command that can be scaled horizontally.