
Novu
Notification Infrastructure
Novu is an open-source notification infrastructure platform for managing multi-channel notifications across in-app, email, push, SMS, and chat from a unified API.
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Notification Infrastructure
Novu is an open-source notification infrastructure platform for managing multi-channel notifications across in-app, email, push, SMS, and chat from a unified API.

Notification Infrastructure
Notification inbox and delivery platform offering embeddable notification center, multi-channel delivery, and user preference management via API.
Price$249+ / month

Notification Infrastructure
Knock is a notification infrastructure platform that provides APIs for building and managing multi-channel notification systems across in-app, email, push, SMS, Slack, and other channels.

Notification Infrastructure
Multi-channel notification infrastructure platform for product teams to design, route, and deliver notifications across email, push, SMS, and chat.
PriceUsage-based

Notification Infrastructure
Notification infrastructure as a service offering multi-channel delivery, orchestration, and user preference management.
Price$49+ / month
Push Notification Platforms
Simple push notification service enabling applications and scripts to send real-time notifications to iOS and Android devices via a clean API.
Price$5 one-time
Push Notification Platforms
Self-hosted push notification service with Android app and web UI for sending and receiving messages.
Mobile Push Platforms
Reliable push notification service with delivery confirmation, real-time analytics, and guaranteed delivery for mission-critical mobile messaging.

Push Notification Platforms
OneSignal is a customer messaging platform specializing in push notifications, email, SMS, and in-app messaging, serving over a million developers and businesses with a generous free tier.

Notification Infrastructure
Pusher provides hosted APIs for building realtime features like push notifications, activity streams, and in-app chat into web and mobile applications without managing infrastructure.