Echo Websocket service example — GO vs NodeJs vs Ballerina

Let’s see how to implement a simple echo websocket service from GO language, NodeJs and Ballerina language.

1. Go lang code

In Go language the most used library for websocket is the Gorilla websocket library. Following is a echo service written using that.

Invoking the service

2. NodeJs service example code

I have chosen this websocket NPM package for this example.

Invoking the service

3. Ballerina service example code

Invoking the service