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Astro 7 ships a Rust-rewritten compiler, a new Rust-based Markdown/MDX processor as the default, Vite 8 with Rolldown, and 15–61% faster builds in benchmarks. It also introduces Advanced Routing, stabilized route caching, and developer experience improvements for AI coding agents.
Astro's May 2026 roundup covers two minor releases (6.3 and 6.4), the ongoing Astro 7 alpha with Vite 8 and Rust compiler support, TinaCMS defaulting to Astro, and a deep bench of community integrations and migration stories.
Astro 6.4 makes the Markdown pipeline pluggable, ships a Rust-based Markdown processor called Sätteri, and adds Cloudflare helpers for advanced routing.