| Acquiesce Port | | Ported after creators/publishers specifically & unequivocally ruled out the possibility of porting these games to a specific platform. | 1994 / 2017 | 8 games |
| Altered port or conversion | | The port's or conversion's content has been altered/modified (some maps, characters, items, etc. are different) in some parts, but mostly the game is the same. | 1989 / 2015 | 4 games |
| Crippled port or conversion | | Certain gameplay elements (such as game modes or activities) have been removed from the port/conversion. | 1987 / 2013 | 9 games |
| Enhanced port or conversion | | The existing content of a port/conversion has been enhanced to be better without actually impacting how the game plays (unless it's tweaks on controls) or adding new content. | 1992 / 2018 | 11 games |
| Expanded port or conversion | | The port's or conversion's content has been expanded (such as extra maps/levels have been added), adding significant elements that are not present in the original. | 1997 / 2011 | 8 games |
| Hostage Port | | Unrelated demands are made of customers desiring a port to their preferred platform by publishers and/or developers. | 2014 / 2017 | 9 games |
| No ports | | Unique to a platform. no official ports or versions exist on other platforms. | 1977 / 2016 | 258 games |
| Reduced port or conversion | | Is essentially the same game but has less content, with some levels or such removed. | 1982 / 2013 | 4 games |
| Simplified port or conversion | | The game mechanics, challenges, etc. have been simplified from the original version. | | 1 game |
