Amazon MQ vs MSMQ: What are the differences?
Amazon MQ: Managed Message Broker Service for ActiveMQ. Amazon MQ is a managed message broker service for Apache ActiveMQ that makes it easy to set up and operate message brokers in the cloud; MSMQ: A technology for asynchronous messaging. This technology enables applications running at different times to communicate across heterogeneous networks and systems that may be temporarily offline. Applications send messages to queues and read messages from queues.
Amazon MQ and MSMQ belong to "Message Queue" category of the tech stack.