simperium Alternatives

Bone.io is a lightweight framework for building high performance Realtime Single Page JavaScript...

Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.

RabbitMQ is an open source message broker software.

Jetty is a highly scalable modular servlet engine and http server that natively supports many modern protocols like SPDY and WebSockets.

Self-hosted Firebase.

IBM MQ is messaging middleware that simplifies and accelerates the integration of diverse applications and data across multiple platforms.

JBoss is Red Hats Java EE 5-compliant (soon Java EE 6-compliant) application server.

Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.

NServiceBus is a service bus for .NET offering enterprise-grade scalability and reliability for your workflows and integrations.

Amazon Simple Queue Service is a fully managed message queuing service.

Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

Lightweight, Realtime Message Bus for the Web