Source
ActiveMQ Classic source code
Web Browsing of the git Repo
To browse via the web:
https://git-wip-us.apache.org/repos/asf?p=activemq.git
Checking out from the git Repo
git clone https://git-wip-us.apache.org/repos/asf/activemq.git
Only project developers can commit to the git repo via this method. SSH must be installed on your client machine. Enter your site password when prompted.
Building the code
To then build the code, see Building.
ActiveMQ Artemis
Web Browsing of the ASF git Repo
To browse via the web:
https://git-wip-us.apache.org/repos/asf?p=activemq-artemis.git
Browsing the Github Repo
https://github.com/apache/activemq-artemis
Checking out from the Github Repo
git clone https://github.com/apache/activemq-artemis
Committers: Please follow the instructions for properly configuring the Instructions for Core Contributors/Hacking Guide
Contributors: Please create a pull request to contribute changes to the source code.
Building the code
To then build the code, take a look at Building the distribution