Top 7 products relevant to API Tools and Mobile Push Messaging

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.

Open Source freemium $9.0 / Monthly (Plus usage-based costs. (Growth Plan). )

Hasura is an open platform to build scalable app backends, offering a built-in database, search, user-management and more.

Open Source

Pushy is a reliable push notification gateway for time-sensitive, mission-critical apps.

Superior Push Notifications. A Reliable XMPP channel with Android GCM and IOS APNs integration.

SapphireDb is an open source library that enables you to easily create your own application with realtime data synchronization. It extends your Asp.Net Core Application with EF Core and combines the advantages of firebase and .Net Core together.

Open Source

Receive custom push notifications without building your own app. Trigger custom push notifications from Zapier, Integromat, Github or from anywhere using our REST API.

freemium $4.99 / Annually (Send up to 5,000 notifications/month & connect up to 10 devices)

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