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framework · sveltekit

Send email from SvelteKit

Form actions and server-only modules are the send points. Most Node SDKs work; edge support is provider-specific.

SvelteKit adapters target Node, Vercel, Cloudflare, and Netlify. SDK choice follows the adapter.

patterns

Send patterns

  • Form actions for user-triggered sends.
  • Hook-based server initialization for client construction.
  • mjml or React Email rendered through a small Svelte-compatible bridge.
pitfalls

Common mistakes

  • Importing provider SDKs from a +page.svelte exposes secrets.
  • Adapter mismatch hides runtime issues until deploy.

provider picks for SvelteKit

  1. 01

    Postmark

    Transactional

    Reliable across SvelteKit adapters.

    100/mo developer plan · $15/mo for 10,000 emails
  2. 02

    Resend

    Transactional

    Works under most adapters; React Email integration is the trade-off.

    3,000/mo permanent, one domain · $20/mo for 50,000 emails
  3. 03

    Mailgun

    Transactional

    Stable SDK and good docs.

    100/day on Foundation trial · $15/mo for 10,000 emails (Basic)
Want a language-level SDK comparison instead? See the SDK hub.