Sovereign Alternatives(4)
Services you can run with full EU data sovereignty to replace OneSignal
Sovereignty
Coverage
No single-service full replacement
Available alternatives cover some features of OneSignal. Consider combining partial replacements or check the combination stacks below.
◐Partial Replacements (4)
71%
EU
BootstrappedSelf-HostableAGPL-3.0
Realtime / WebSockets
soketi
Open source WebSocket server, Pusher-compatible.
★ 5.6k
Coverage: Partial
70%
EU
BootstrappedSelf-HostableMIT
Realtime / WebSockets
Centrifugo
Scalable real-time messaging server. Open source, self-hostable.
★ 10.1k
Coverage: Partial
54%
EU
Self-HostableApache-2.0
Notifications
ntfy
Open-source push notification service with simple HTTP API for sending to phones and desktops.
★ 29.2k
Coverage: Partial
41%
Adequacy
Self-HostableBSD-2-Clause
Notifications
Apprise
Open-source notification library supporting 90+ services including Slack, Telegram, email, and more.
★ 16.1k
Why listed: Canada-based but fully self-hostable. Deploy on EU servers for data sovereignty.
Coverage: Partial