Based on our record, Fanout seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
If I am understanding you well, fanout[1] will serve this purpose [1] https://fanout.io/. - Source: Hacker News / about 3 years ago
PushCrew - Push Notifications for Websites
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
OneSignal - Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.
Supabase - An open source Firebase alternative
Pusher Beams - Send push notifications programmatically at scale
neo4j - Meet Neo4j: The graph database platform powering today's mission-critical enterprise applications, including artificial intelligence, fraud detection and recommendations.