12 Factors

a methodology for building SaaS app

1. Codebase

2. Dependencies

3. Config

4. Backing services

5. Build, release, run

6. Processes

7. Port binding

8. Concurrency

9. Disposability

10. Dev/prod parity

11. Logs

12. Admin processes

# Resources

The Twelve-Factor App

DZonedzone.com

Building & Deploying in the cloud