While moving our client’s Optimizely 12 website to a new hosting provider we had to abandon our RabbitMQ installation in favour of a new ActiveMQ one, also supported by the on-prem event provider (EPiServer.Events.MassTransit). To make it easier setting this up I rewrote the old RabbitMQ connection tester application into a new one working with ActiveMQ.
To use you will have to update appsettings.json with proper values. The sender may be started in a command prompt by typing:
and the receiver: