Apache ActiveMQ is the most popular and powerful open source messaging and Integration Patterns server.
Apache ActiveMQ is fast, supports many Cross Language Clients and Protocols, comes with easy to use Enterprise Integration Patterns and many advanced features while fully supporting JMS 1.1 and J2EE 1.4. Apache ActiveMQ is released under the Apache 2.0 License
Amazon MQ offers a fully managed cloud version of ActiveMQ that includes the infrastructure costs to host the broker.
The solution is less expensive than JMS and Kafka.
The tool's pricing is reasonable and competitive compared to other solutions.
ActiveMQ is open source, so it is free to use.
We use the open-source version.
There are no fees because it is open-source. There are no fees to begin using it.
We are using the open-source version, so we have not looked at any pricing.