Notable changes built-in .env file support Starting from Node.js v20.6.0, Node.js supports .env files for configuring environment variables. Your configuration file should follow the INI file format, with each line containing a key-value pair for an environment variable. To initialize your Node.js application with predefined configurations, use the following CLI command: node --env-file=config.env
![Node v20.6.0 (Current) | Node.js](https://cdn-ak-scissors.b.st-hatena.com/image/square/5131748f501e2e6f6e2edef4bc2d294055777ee5/height=288;version=1;width=512/https%3A%2F%2Fnodejs.org%2Fstatic%2Fimages%2Flogo-hexagon-card.png)