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Alpaca Technical Stack

As of version 2.0.0, Alpaca contains serveral tools bundled into a single runnable jar file. The different tools can be enabled/disabled depending on the configuration you define.


Gradle is used by Alpaca as a build and package management tool. It is similar to Maven.

Apache Camel

Apache Camel is an integration framework that aids in implementing integration patterns.

Apache ActiveMQ

Apache ActiveMQ is a JMS compliant Messaging Queue. Messaging client can make use of JMS to send messages.

Installing ActiveMQ

Installing ActiveMQ is relatively easy. Download the latest stable release here. Go to the activemq_install_dir/bin. Start the ActiveMQ by using the activemq script or batch file and start command.

$ cd activemq_install_dir/bin
$ ./activemq start

When ActiveMQ gets started, go to http://localhost:8161/admin/. You can login using admin:admin.

Note that ActiveMQ in Islandora playbook does not have a UI.