alternatives to
Hosted notification platform that routes workflow messages to email, SMS, push, chat and in-app feeds with per-user preferences. A closed product from Knock.
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| Novu | Full replacement | 40k | Other | Open core | Yes | TypeScript | @novu/framework@v2.14.0 | 2026-10-06 |
| Dittofeed | Partial | 3k | MIT | Open source | Yes | TypeScript | v0.23.0 | 2026-10-04 |
| Laudspeaker | Partial | 2.6k | Other | Open core | Yes | TypeScript | v.1.7.0 | 2026-07-10 |
3 alternatives
The open-source communication infrastructure for agents and products
Workflows across email, SMS, push, chat and an embeddable in-app inbox, with subscriber preferences.
Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨
Segment-driven journeys and broadcasts over email, SMS, mobile push, WhatsApp and Slack.
📢 Laudspeaker is an Open Source Customer Engagement and Product Onboarding Platform. Open Source alternative to Braze / One Signal / Customer Io / Appcues / Pendo . Use Laudspeaker to design product onboarding flows and send product and event triggered emails, sms, push and more.
Customer journeys across email, SMS, push and in-app messages, built in a visual editor.