Free Astro tutorials for complete beginners.

Beginner's Guide to Astro

What is Node.js?

The program that runs Astro's tools on your computer.

Astro needs Node.js to build your site. Your visitors never need it, and a static site doesn't need it on the host's servers either. Choose the LTS version.

Related terms

Back to the full glossary

Try "blog", "deploy" or "EmDash".