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Best form backend for Astro

Verified June 2026

Astro ships zero JS by default. The best form backend lets you keep that with a plain `<form method="POST">` and still get storage, spam protection, and email.

  1. 1

    FormLoom

    our pick

    Plain HTML form, no island required; forever storage; AI spam scoring.

  2. 2

    Web3Forms

    Simple access-key POST that works on static Astro.

    Web3Forms alternative
  3. 3

    Basin

    Good spam filtering for the static POST path.

    Basin alternative

How we ranked these

  • Zero-JS support
  • Static compatibility
  • Spam protection
  • Free tier

FAQ

Yes — a plain `<form method="POST">` to FormLoom needs no JavaScript.

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Best form backend for Astro (2026) — honest, ranked comparison · FormLoom