Most of them are based on Super Mario 64. As a matter of fact, fans have made their own mods for a few Nintendo 64 games.

If you have the development skills, you could easily make your own Nintendo 64 game. Today, the tech and development of Nintendo 64 games is nothing compared to video games now. Mario Kart 64, Star Fox 64, F-Zero X, and Pokémon Stadium made such an impression on young gamers and helped them become Nintendo fans. There were also plenty of popular classics and cult-hits that made the N64 a special system. These two games were among the most critically acclaimed games of all time, and to this day, are still considered some of the best games ever made. The Nintendo 64 was home to iconic classics like Super Mario 64 and The Legend of Zelda: Ocarina of Time. Some of gaming's greatest games came out in that era on Nintendo 64 as well as the PlayStation. Games that you loved in the past would look completely new and are re-imagined in a whole new way.

Thus, 3D video games became a reality and it made a major impact on the industry. It was a generation where gaming systems could fully render 3D models.

The Nintendo 64 era was one of, if not, the most revolutionary era in gaming.

How to make a mario 64 rom hack