The Apache Unomi community welcomes contributions from anyone!
There are lots of opportunities:
Most importantly, if you have an idea of how to contribute, then do it!
This project uses Git to manage its source code. Instructions on Git use can be found at https://git-scm.com/doc
The following is a link to a browsable version of the source repository:
The source can be checked out anonymously from Git with this command (See https://git-scm.com/docs/git-clone):
$ git clone https://git-wip-us.apache.org/repos/asf/incubator-unomi.git
Only project developers can access the Git tree via this method (See https://git-scm.com/docs/git-clone):
Refer to the documentation of the SCM used for more information about access behind a firewall.