1. Available repositories There are three different repositories: stable: which is dedicated to Enterprise and contains packages which are tested and considered as stable. base: which contains released packages with new features not directly consider as stable. After a period of time without issue feedback from customer/free users, they will be release in the stable repository. test: which contains unstable packages including big changes and/or new features 2. Add RCDevs Repository on CentOS/RHEL On a RedHat, CentOS or Fedora system, you can use our repository, which simplifies updates.