The PortableInfobox extension was original created by Fandom (Adam Robak, Diana Falkowska, Jacek Jursza, Mateusz Rybarski, Rafał Leszczyński, Sebastian Marzjan).

The original port of the extension was by Luqgreg (Łukasz K.).

This version of PortableInfobox is a fork created by Universal Omega in order to provide better MediaWiki forward compatibility and support