Topic Based WebSocket Servers and Client

Topic based WebSocket Server implemented in Java, Node.js or AWS Lambda.

Use Case for Topic Based WebSocket: Push content to Web Application UI based on events happening on the server, data coming from another instance of the UI or an IoT device etc.

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Java WebSocket Server

Take a look at Java/WSServer

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Node.js WebSocket Server

Take a look at Node.js/wsserver

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AWS Lambda Serverless WebSocket Server

Take a look at Serverless/AWS-Lambda

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JavaScript WebSocket Client

Take a look at JS-Client

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Need to take care of using secure protocol and scaling for actual use in an application