inparipassu provides a an RPM5 based distribution reference implementation, initially based on CentOS and its upstream, but willing to make 'invasive' changes on 'base' or 'core' packages in the interest of providing a better development environment

Per the Wikipedia: Pari passu is a Latin phrase that literally means "equal footstep" or "equal footing." It is sometimes translated as "part and parcel," "hand-in-hand," "with equal force," or "moving together," and by extension, "fairly," "without partiality" In law, this term is commonly used as legal jargon. Black's Law Dictionary (8th ed., 2004) defines pari passu as "proportionally; at an equal pace; without preference