An Ordinary Sonic ROM Hack
Parent game
Sonic the Hedgehog is a 2D side-scrolling platformer developed by Sonic Team and published by Sega for the Genesis/Mega Drive. Players control Sonic the Hedgehog, who can run at near supersonic speeds and sets out on a quest to defeat Dr. Robotnik, a scientist who has imprisoned animals in robots and seeks the powerful Chaos Emeralds.
Could be interesting
The object of the game is to direct frogs to their homes one by one. To do this, each frog must avoid cars while crossing a busy road and navigate a river full of hazards. Skillful players may obtain some bonuses along the way.
In Sonic.EXE, you start as Tails and move through a level. But things don't look right. All the little animals have been slaughtered. Then you find Sonic. But Sonic doesn't look right, either. He tells you he wants to play but losing this game can be fatal. After Tails, you play as Knuckles the Echidna then as Dr. Robotnic. Sonic gets no nicer, however.
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.
Super Mario World (超級馬里奧世界) is a bootleg port of the SNES launch title of the same name (Super Mario World) developed by Hummer Team and released in 1995. This is one of the more well-known examples of bootleg ports to the Famicom, as it comparatively manages to retain most of the original SNES game's elements.
Sonic Galactic is a 2D fan-game inspired by the Classics. Taking a more "Saturn" approach with its art direction, Galactic aims to be a sort of continuation to where the classics left off. Aiming to follow the classics, Galactic features new zones, brand new sprites, and a new character! This energetic mole is more than willing to join the team in their battle against Dr. Eggman! This has been a fan-game under the works for about 3 years, and is currently using Hatch Game Engine, an engine built from the ground up with accuracy perfectly replicating the classics.
Web browser game based on the special stages of Sonic 3D Blast used for contests on the Sega website.
"You are searching for Sonic stuff throughout the internet, until you come across an unnamed ROM Hack with no info about it whatsoever. Is it just an abandoned buggy ROM Hack or is there something more into it?" Welcome to Sonic the Hedgehog: Editable ROM, a game based upon a mysterious ROM Hack published into the internet.
An early 90's typing game A fan-made playable version of Mr. Mix
Sonic.exe The Disaster 2D Remake is adapting and rebalancing well-known Roblox experience (originally created by OutLaikRBLX/OutLaik) in 2 dimensions, adding many additional mechanics and features for gameplay diversity.