Schema based data-model validation
validate the process env
Modular JS data-model base class, implementing often used functionality
api auth middlewares module
Ensure that your environment variables are always valid, and totally type safe.
Fast CLI for .env validation against JSON/YAML schemas. 14 types, secret detection, watch mode, remote schemas, 7 export formats, CI templates, health diagnostics, code scanning, auto-fix. Language-agnostic single binary.
Useful in 12factor apps, or generally to have a better experience than just reaching into ENV[] to configure your app, and something blowing up at runtime