Getting Started
Learn what Courier is, explore core concepts, and send your first notification in minutes.
Quickstart
Language-specific guides to get you sending notifications quickly with Node.js, Python, Go, and more.
Platform Deep Dive
Explore core features like the Designer, In-App Notifications, Embeddable Designer, Automations, and more.
API Reference
Complete API documentation for programmatically sending and managing notifications with our REST API.
Integrations
Connect Courier to your email, SMS, push, and chat providers like SendGrid, Twilio, Apple, Firebase, Slack, and more.
SDKs
Add notification sending to your client or server apps with SDKs for Node.js, Python, Go, React, iOS, and more.