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SM64EX (also known as sm64ex) is a fork of the original Super Mario 64 Port. This fork was made to be easier to mod, being later forked to other repositories like Render96 and Super Mario 64 Plus. It has support for many mods like DynOS, Cheater, Mario Odyssey's Moveset and others. It has integrated new camera options, cheats and visual enhancements for modern platforms, supporting Windows, Linux, MacOS, FreeBSD, Raspberry Pi and WebGL.
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Super Mario Bros. Dimensions is a fan game by LangtonLion64. It features a dimension switching mechanic that changes the level and its challenges.

Super Mario 64 FPS is a fan game made in Unity which recreates Super Mario 64, but giving Mario guns and a first-person view.

A truly expansive Mario fangame based on Super Mario 64 that combines elements between it, Super Mario Sunshine, and Super Mario Galaxy. Released in 2009 and featuring 64 Shine Sprites and another 64 Star Coins to collect, it remains the largest-scale Flash-based Mario fangame to this day.

A challenging puzzle platformer inspired by games like Limbo and Badland.

Forgotton Anne is a 2d cinematic adventure game combining puzzle platforming with adventure game elements. You play as Anne, the enforcer keeping order in the Forgotton Realm, as she sets out to squash a rebellion that might prevent her master, Bonku, and herself from returning to the human world. The World of Forgotton Anne: Imagine a place where everything that is lost and forgotten goes; old toys, letters, single socks. The Forgotten Realm is a magical world inhabited by Forgotlings, creatures composed of mislaid objects longing to be remembered again.

Semblance is an innovative platformer with deformable terrain, set in a beautiful minimalist world. It’s a game that asks, what if you could deform and reshape the world itself? Semblance takes the idea of a ‘platform’ in a platformer and turns it on its head.

Super Mario features beautiful graphics courtesy of Bill Nagel, 13 unique enemies, 64 unique background tiles (some with animation), fast scrolling, powerups like growth or flower-power, fireballs, a somewhat-challenging boss, an animated ending scene, and an expansive easy-to-use World editor that can be run on a calculator.

Super Mario Flash (also known and abbreviated as SMF1) is the first of two online games developed by Pouetpu and released on pouetpu.pbworks.com before the creation of Pouetpu-games site. Super Mario Flash is entirely based off of the Nintendo game "Super Mario Bros.", and also combines several features of different games such "Super Mario Bros. 3". The main feature of this game is that includes a level editor so the players could make their own levels and share it on the forum/site so other players could test them and rate them.

Super Mario Stardust is an unofficial fan game based on Super Mario Bros. In this original Super Mario platformer, Mario embarks on a quest to save the mushroom people, who have been turned into stone blocks! Collect both the fire flower and feather power-ups (and use them simultaneously), and travel through eight huge levels with diverging paths to defeat the evil Koopa clan.

Super Mario Bros Odyssey Ch.1 is an unofficial fan game which is a retelling of the very first Super Mario Bros game, with cutscenes, new sprites, original levels, unlockable skin-sets and levels, and a few characters and items from future Mario games. It has nothing to do with later released Super Mario Odyssey official game, it was released years before Super Mario Odyssey started development.