Documentation
Everything you need to connect Postslot to your sites and systems.
Start here
- Getting startedCreate a Postslot account, point a form at your endpoint and read your first delivery receipt.
- Install on your stackCopy paste Postslot form snippets for HTML, React, Next.js, Astro, Vue, Svelte, Webflow, Framer and WordPress.
- Forms and the endpointHow a Postslot form endpoint works: what you can post, special fields, redirects, recipients and origin lock.
How it works
- Spam filteringThe layers Postslot uses to stop spam, how spam is counted, and how to tune and train it.
- Delivery receiptsRead the per-submission receipt: what each step means, what Accepted does and does not prove, and what happens on bounces.
- Email templatesChoose how a submission notification looks, write the subject with fields and preview it before you send.
- Sending domainPrepare a custom sending domain with SPF, DKIM and DMARC records and check them from the dashboard.