Super Mario Odyssey 64 is a hack for Super Mario 64 (Nintendo 64) which brings new stages, enemies and mechanics based on Super Mario Odyssey for Nintendo Switch. You can platform using new moves for Mario and use Mario's new cap, Cappy, to use your enemies' abilities to overcome the challenges.
Super Mario Bros. 64 is a ROM hack/mod of Super Mario 64 that recreates the whole Super Mario Bros. (NES/Famicom) game to the Super Mario 64 engine, plus adding new playable characters (Mario, Luigi, Waluigi and Wario are playable).
SM64: Last Impact is a major ROM hack of Super Mario 64 by Kaze Emanuar with new assets like enemies, power-ups, stages and music.
Platform / Adventure / Action / Open world
Mario's Vacation Course 64 is a ROM hack/mod of Super Mario 64 developed by Reonu. In this game, Mario spent so much time on vacation that he forgot all of his moves, and the player has to recover his memories, on a open-world-like playground where the player has to find and get stars. This mod is inspired by Bowser's Fury (Switch) in its style, music and level design.
Mario's New Earth is a ROM hack/mod of Super Mario 64 created by PixelSM64, with 125 Stars.
Goomba's Easter Egg Hunt is the second in Kaze Emanuar's line of Easter themed hacks of Super Mario 64. In this game you play as an actual Goomba, in order to fulfill his quest to hunt eggs hidden around few areas. Unlike in Thwomp's Easter Egg Hunt, there are no star descriptions in this mini-hack, and it employs a non-stop system, which means Goomba does not get kicked out of a level after getting an Easter Egg.
Mario gets invited to explore a haunted manor in this unconventionally-structured major hack. Solve puzzles, collect keys, and fight enemies to uncover the mystery of the manor.
A kaizo hack with a lot of technical and innovative jumps.
Bounce Tales 64 is a ROM hack/mod of Super Mario 64 based on the mobile game Bounce Tales. It is a side-scrolling platformer in which the player controls a red ball, instead of Mario.