# ONAP O-Parent ## Description ONAP O-Parent provides common default settings for all the projects participating in simultaneous release. * Isolate all the common external dependencies, default version, dependency management, plugin management, etc. * Avoid duplicate/conflicting settings for each project * Each project sets its parent to inherit the defaults from ONAP Parent * Project level external dependencies and versions can be overridden if necessary All projects participating in simultaneous release will inherit defaults from O-Parent.