# Astro 0.21

DevFeed: [Astro 0.21](<https://devfeed.tech/articles/astro-0-21-3136.md>)

Original publisher: [Read original article](<https://astro.build/blog/astro-021-release/>)

Author: Fred Schott

Published: 2021-11-19T00:00:00Z

Content type: release

Language: en

Sources: [The Astro Blog](<https://devfeed.tech/sources/the-astro-blog.md>)

Topics: [Astro](<https://devfeed.tech/topics/astro.md>), [Compiler](<https://devfeed.tech/topics/compiler.md>), [Vite](<https://devfeed.tech/topics/vite.md>), [Go Language](<https://devfeed.tech/topics/go-language.md>), [Markdown](<https://devfeed.tech/topics/markdown.md>), [npm](<https://devfeed.tech/topics/npm.md>), [API](<https://devfeed.tech/topics/api.md>), [Svelte](<https://devfeed.tech/topics/svelte.md>)

Tags: [astro](<https://devfeed.tech/tags/astro.md>), [compiler](<https://devfeed.tech/tags/compiler.md>), [discord](<https://devfeed.tech/tags/discord.md>), [go](<https://devfeed.tech/tags/go.md>), [markdown](<https://devfeed.tech/tags/markdown.md>), [migration](<https://devfeed.tech/tags/migration.md>), [npm](<https://devfeed.tech/tags/npm.md>), [vite](<https://devfeed.tech/tags/vite.md>)

## AI overview

Astro v0.21.0 is a major release featuring a Go-based compiler rewrite, a Vite-powered build engine, components in Markdown, improved npm package support, and enhancements to errors, stack traces, HMR, and the development experience.

## Source excerpt

Astro v0.21.0 is finally here!