# Astro 6.4

DevFeed: [Astro 6.4](<https://devfeed.tech/articles/astro-6-4-3261.md>)

Original publisher: [Read original article](<https://astro.build/blog/astro-640/>)

Author: Erika

Published: 2026-05-28T00:00:00Z

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>), [Markdown](<https://devfeed.tech/topics/markdown.md>), [Rust](<https://devfeed.tech/topics/rust.md>), [Cloudflare](<https://devfeed.tech/topics/cloudflare.md>), [Routing (disambiguation)](<https://devfeed.tech/topics/routing.md>), [API](<https://devfeed.tech/topics/api.md>)

Tags: [astro](<https://devfeed.tech/tags/astro.md>), [cli](<https://devfeed.tech/tags/cli.md>), [cloudflare](<https://devfeed.tech/tags/cloudflare.md>), [features](<https://devfeed.tech/tags/features.md>), [markdown](<https://devfeed.tech/tags/markdown.md>), [release](<https://devfeed.tech/tags/release.md>), [routing](<https://devfeed.tech/tags/routing.md>), [rust](<https://devfeed.tech/tags/rust.md>)

## AI overview

Astro 6.4 adds a pluggable Markdown processor API, introduces the Rust-based Sätteri processor for faster builds, and provides Cloudflare helpers for experimental advanced routing.

## Source excerpt

Astro 6.4 introduces a new pluggable Markdown processor API, a Rust-based Markdown processor for faster builds, and helpers to wire up experimental advanced routing with Cloudflare.