Getting the code
Our code is kept in Apache GitHub repo. You can check it out like this:
git clone https://github.com/apache/kafka.git kafka
Information on contributing patches can be found here.
Official releases are available here.
The source code for the web site and documentation can be checked out from Apache GitHub repo:
git clone -b asf-site https://github.com/apache/kafka-site.gitWe are happy to received patches for the website and documentation. We think documentation is a core part of the project and welcome any improvements, suggestions, or clarifications. The procedure of contributing to the documentation can also be found here.
To setup IDEs for development, following this guide on the wiki.