Description: Apache Storm is an open source distributed realtime computation system. It processes unbounded streams of data, doing realtime analytics, machine learning, etc. Storm is fault-tolerant and guarantees your data will be processed.
Type: software
Pricing: Free
Description: Pusher is a hosted API that allows you to add realtime functionality to web and mobile applications. It makes it easy to build features like notifications, messaging, live updates, collaborations tools, and more. Pusher handles all the complex functionality like scaling, security, and reliability behind an easy-to-use API.
Type: software