Posts by tag 'dotenv'

May 1, 2026 ~ 11 min read

Validated Fastify Configuration with dotenv, env-schema, and @fastify/env

Hands-on walkthrough: wire Fastify to load .env files, validate environment variables with JSON Schema, and expose config on the server instance, using the dotenv-org/examples Fastify reference PR as the source of truth.

Oct 31, 2023 ~ 8 min read

Best Practices for Bootstrapping a Node.js Application Configuration

Follow these best practices to bootstrap a Node.js application configuration in a robust and maintainable way using env-schema.

Oct 1, 2023 ~ 13 min read

Environment variables and configuration anti patterns in Node.js applications

Every Node.js application needs configuration management, but there are many ways to do it. You might have heard about `.env` files, and packages like dotenv, convict, env-schema so let's explore the different configuration patterns and how to use them.