12factor/content/toc.md

The Twelve Factors

I. Repo

One code repo, many deploys

II. Dependencies

Explicit dependency declaration and isolation

III. Config

Store config in the environment

IV. Backing Services

Treat backing services as attached resources

V. Build, release, run

Separate build and run stages

VI. Processes

Stateless, disposable processes handle application logic

VII. Port binding

Services exported via port binding

VIII. Concurrency

Scale up via the process model

IX. Dev/prod parity

Parity between development and production

X. Logs

Logs are event streams

XI. Admin processes

One-off admin/management tasks