# Announcing TypeScript 5.9 Beta

DevFeed: [Announcing TypeScript 5.9 Beta](<https://devfeed.tech/articles/announcing-typescript-5-9-beta-2915.md>)

Original publisher: [Read original article](<https://devblogs.microsoft.com/typescript/announcing-typescript-5-9-beta/>)

Author: Daniel Rosenwasser

Published: 2025-07-08T17:38:54Z

Content type: release

Language: en

Sources: [TypeScript](<https://devfeed.tech/sources/typescript.md>)

Topics: [TypeScript](<https://devfeed.tech/topics/typescript.md>), [ECMAScript](<https://devfeed.tech/topics/ecmascript.md>), [npm](<https://devfeed.tech/topics/npm.md>), [Compiler](<https://devfeed.tech/topics/compiler.md>)

Tags: [compiler](<https://devfeed.tech/tags/compiler.md>), [features](<https://devfeed.tech/tags/features.md>), [npm](<https://devfeed.tech/tags/npm.md>), [typescript](<https://devfeed.tech/tags/typescript.md>)

## AI overview

The article announces the TypeScript 5.9 Beta and explains how to install it through npm. It highlights a more minimal and prescriptive default generated configuration, support for deferred module evaluation, and support for --module node20.

## Source excerpt

Today we are excited to announce the availability of TypeScript 5.9 Beta. To get started using the beta, you can get it through npm with the following command: npm install -D typescript@beta Let's take a look at what's new in TypeScript 5.9! Minimal and Updated tsc --init Support for import defer Support for --module node20 [...] The post Announcing TypeScript 5.9 Beta appeared first on TypeScript.