yell.sh is the dead-simple SDK for developers and startups to add a newsletter or 'coming soon' form to any project in minutes. No backend required.
npm install @yell-sdk/core
import { YellClient } from '@yell-sdk/core'
const yell = new YellClient({
apiKey: "YOUR_API_KEY"
});
await yell.subscribe({
email: john.doe@gmail.com,
});Sign up and create a new project in seconds
Grab your unique code snippet from the dashboard
Paste it into your site and start building your audience
Go from signup to a live form on your site in less than five minutes.
A simple SDK that works with any framework. HTML, React, Vue, Svelte—you name it.
Use our clean dashboard to send updates and announcements to everyone on your list.
No complex setup, no backend to manage. Just copy, paste, and you're done.