pubnub.com

Real-time APIs to build engaging remote experiences

Real-time Data Streaming

Free for dev

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Power everything from live chat to data broadcast - reliably, securely, and at serious scale with Ably. The largest WebSocket-based pub/sub platform.

Managed RabbitMQ servers hosted in the cloud. Decouple your applications with the speed of CloudAMQP, a highly available message queuing service.