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Indie alternatives to Courier

3 products made by independent developers and small teams that do what Courier does, 3 of them with a free plan. Free and open-source options come first.

At a glance

Product	Price	Open source	Self-host	Platforms
Knock	Free plan	–	–	Web, API
Novu	Free plan	Yes	Yes	Web, Self-hosted, API
OneSignal	Free plan	–	–	Web, API, iOS, Android

The alternatives

1. Knock

Notification workflows across email, SMS, push and in-app

Knock is a notifications platform that lets developers define cross-channel notification workflows and preferences via API.

Free plan · Web, API · Website ↗

2. Novu

Open-source notification infrastructure and inbox

Novu provides one API for email, SMS, push, chat and an embeddable in-app notification inbox with workflows.

Free plan · Web, Self-hosted, API · Website ↗

3. OneSignal

Push notifications, in-app messages, email and SMS

OneSignal sends mobile and web push notifications, in-app messages, email and SMS with segmentation and journeys.

Free plan · Web, API, iOS, Android · Website ↗

Questions

Is there a free alternative to Courier?

Yes. 3 of the 3 indie alternatives listed here have a free plan or are free: Knock, Novu and OneSignal.

Is there an open-source alternative to Courier?

Novu is open source.

Can I self-host an alternative to Courier?

Yes: Novu can run on your own server.

Which Courier alternatives work on Mac, Windows, iPhone or Android?

On iPhone and iPad: OneSignal. On Android: OneSignal.

What makes these alternatives to Courier “indie”?

They are built by independent developers or small teams rather than large companies. Each one is listed because it does the same core job as Courier.

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