Package management on OpenIndiana relies on pkg(5), the Image Packaging System (IPS).
Packages are delivered by one main publisher named ‘openindiana.org’ together with one additional publisher ‘encumbered’ for multimedia codecs and other components which may be subject to software patents.
To list existing publishers on your system:
To add a publisher to your system (requires privileges):
pkg set-publisher -g http://path/to/repo_uri publisher