.env.development May 2026

In the world of coding, .env.development is the secret notebook where developers keep their local project settings—like private API keys or database links—safe and separate from the "real" live site.

• .env (general)
• .env.development (environment-specific)
• .env.local (local overrides, often gitignored)

// Advanced dotenv setup
require('dotenv').config( path: '.env' );
if (process.env.NODE_ENV === 'development') 
  require('dotenv').config( path: '.env.development', override: true );
  if (fs.existsSync('.env.local')) 
    require('dotenv').config( path: '.env.local', override: true );
Frontend: Most modern build tools load .env.development by default when the environment is set to development. If you'd like, I can help you: .env.development
Here is the distinction:
Let's say you're building a web application that uses a database and an API. Your .env.development file might look like this: In the world of coding,