Astro Fundamentals
HTML-first content sites with island architecture. Eight lessons covering .astro file shape, hydration directives (client:load / idle / visible), layouts + slots, content collections with type-safe Markdown, and SSR / API routes / form actions for the server-rendered pieces.
- Astro
- 19 lessons
- ~4 hours
- Free
- by Fishbones
Learn Astro for free on Libre Academy with the Astro Fundamentals course: 19 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up. It's part of the free, open-source desktop app for macOS, Windows and Linux.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source, with no account required to start.
- Works offline in the free desktop app for macOS, Windows and Linux.
- Astro runs instantly in the app.
What's inside
- Astro basics
- Islands + layouts
- Content + SSR
Download to start Astro Fundamentals → More free Astro courses
Helpful reading
Why passive video doesn't make you a programmer · Bring Your Own Book: turning any PDF into a course