Pusher

A hosted API service that provides realtime messaging infrastructure for building features like live updates and notifications. It solves the complexity of managing WebSocket connections and message delivery. The service targets developers and engineering teams at companies of all sizes, from startups to enterprises, who need to add realtime capabilities to their web and mobile applications. It is delivered as a managed API with SDKs for multiple programming languages, allowing developers to integrate quickly without maintaining their own infrastructure.

Key features

• Bi-directional hosted APIs
• Scalable and easy to use
• Pub/sub messaging
• Programmatic push notifications
• Client SDKs for JS, Android, iOS
• Server SDKs for multiple languages
• Documentation and tutorials
• Support and community