--- title: Dotenv is dead | daily.dev description: Node.js 20.6.0 brings support for loading environment variable files. Reading directly from process.env has issues such as lack of type safety, validation, and... canonical: https://daily.dev/posts/dotenv-is-dead-mcfpsxnlv twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Dotenv is dead | daily.dev og:description: Node.js 20.6.0 brings support for loading environment variable files. Reading directly from process.env has issues such as lack of type safety, validation, and... og:url: https://daily.dev/posts/dotenv-is-dead-mcfpsxnlv og:image: https://api.daily.dev/og/posts/McFpSxnlv.png og:image:alt: Dotenv is dead og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Dotenv is dead **[Community Picks](https://daily.dev/sources/community)** · 2 min read · 599 upvotes · 31 comments ## Summary Node.js 20.6.0 brings support for loading environment variable files. Reading directly from process.env has issues such as lack of type safety, validation, and immutability. Zod is a library used to parse and validate environment variables. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@kyoukhana** · 10 upvotes > Why do we take a simple .env file and make it type safe. I think this adds more complexity **@ilyass\_elghazi** · 8 upvotes > I think the term "dead" should not be used unless the technology described as dead is really becoming something not useful at all ! **@marceloorigoni** · 7 upvotes > Javascript is not typesafe. Even if you use typescript, it ends transpiled and looses the type safe. > Also, dotenv files should have just strings, end should emulate env vars. **@oleksandrl** · 5 upvotes > I think your examples will be useful for many people, I also often use zod for typing env object **@bigjpg** · 4 upvotes > cant wait to add more complexity to my insanely complicated next stack ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#nodejs](https://daily.dev/tags/nodejs) [View this post on daily.dev](https://daily.dev/posts/dotenv-is-dead-mcfpsxnlv) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Dotenv is dead","url":"https://daily.dev/posts/dotenv-is-dead-mcfpsxnlv","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/dotenv-is-dead-mcfpsxnlv"},"datePublished":"2023-10-03T21:10:20.957Z","dateModified":"2023-12-07T12:02:45.284Z","description":"Node.js 20.6.0 brings support for loading environment variable files. 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I think this adds more complexity","datePublished":"2023-10-04T12:26:59.274Z","url":"https://daily.dev/posts/McFpSxnlv#c-SwM2CU44F","author":{"@type":"Person","name":"Kevin","url":"https://daily.dev/kyoukhana","image":"https://avatars2.githubusercontent.com/u/756849?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":10}},{"@type":"Comment","text":"I think the term “dead” should not be used unless the technology described as dead is really becoming something not useful at all !","datePublished":"2023-10-08T22:44:44.213Z","url":"https://daily.dev/posts/McFpSxnlv#c-NMjObNT0V","author":{"@type":"Person","name":"Ilyass Elghazi","url":"https://daily.dev/ilyass_elghazi","image":"https://avatars.githubusercontent.com/u/61422528?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":8}},{"@type":"Comment","text":"Javascript is not typesafe. Even if you use typescript, it ends transpiled and looses the type safe.\nAlso, dotenv files should have just strings, end should emulate env vars.","datePublished":"2023-10-05T23:53:49.287Z","url":"https://daily.dev/posts/McFpSxnlv#c-8aKDMJjqo","author":{"@type":"Person","name":"Marcelo Origoni","url":"https://daily.dev/marceloorigoni"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":7}},{"@type":"Comment","text":"I think your examples will be useful for many people, I also often use zod for typing env object","datePublished":"2023-10-04T11:45:09.700Z","url":"https://daily.dev/posts/McFpSxnlv#c-3WbHSk1LO","author":{"@type":"Person","name":"Alex","url":"https://daily.dev/oleksandrl","image":"https://media.daily.dev/image/upload/s--P1uQxKR0--/f_auto,q_auto/v1696363558/avatars/avatar_pXhLHArq3AqldWBq0pmWB"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":5}},{"@type":"Comment","text":"cant wait to add more complexity to my insanely complicated next stack","datePublished":"2023-10-12T01:18:25.397Z","url":"https://daily.dev/posts/McFpSxnlv#c-eNGNukwF3","author":{"@type":"Person","name":"Ross Farrell","url":"https://daily.dev/bigjpg","image":"https://avatars.githubusercontent.com/u/56429528?v=4"},"interactionStatistic":{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":4}}]} ```