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Best form backend for SvelteKit

Verified June 2026

SvelteKit's `use:enhance` and server actions make form handling elegant. The best backend slots in behind the action to handle email, storage, spam, and files.

  1. 1

    FormLoom

    our pick

    Typed SDK, AI spam scoring, MCP codegen, forever storage — pairs perfectly with SvelteKit form actions.

  2. 2

    Basin

    Clean developer API for the server-side POST path.

    Basin alternative
  3. 3

    Formspree

    Works from server-side fetch with mature integrations.

    Formspree alternative

How we ranked these

  • Server-action compatibility
  • Typed SDK
  • Spam protection
  • Free tier

FAQ

Prefer an action — it works without JavaScript and keeps the backend call server-side.

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