The Twelve-Factor App
Version 1.0.0 · Updated 2026-07-30
CORE DEFINITION
A golden standard for building cloud-native (SaaS) applications, including 12 principles such as codebase, dependencies, config, backing services, stateless processes, etc.
SCAFFOLDING EFFECT
Reduce cognitive load
The cornerstone of cloud-native design. It defines what a 'modern' application is. Whether you are a programmer or not, understanding 'stateless' and 'config separation' is crucial to understanding the resilience of modern digital infrastructure.
Anchor fast decisions
Based on 'portability and scalability'. By separating config from code, making processes stateless, and explicitly declaring dependencies, applications can be horizontally scaled, rapidly deployed, and self-healed on the cloud. The 12 principles together ensure environmental consistency and operational automation.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- 12factor.nethttps://12factor.netverified
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