Sonic Games

Although it has just 1 level, this hack features changing weather, fluid sprites, and an epic boss fight

Dr Eggman is trying to turn all the worlds animals into robots and only Sonic can stop him!

Create a Sonic character however you want in this flash game. Choose from a wide variety of combinations.

Play the rom Sonic and Knuckles for the Sega Genesis

Double jump with either Shoe Box or having 50 rings. Features all new levels and stage select!

A game that needs no introduction. Blast through 8 stages of aliens and baddies on your way to taking down Red Falcon.

Choose between 4 characters to play: Sonic, Modern Sonic, Link, and Luigi. Each has their own move set.

This Sonic 2 hack has a watery theme to it. Whether there are actually Ice Knights or Crocodiles is another matter entirely.

40 mini levels with various themes to challenge you. Unlock new levels as you go. No bosses or plot.

New levels, new boss AI, new enemy sprites, and the ability to Spindash

Punch your way to the top in this NES classic while facing foes such as Glass Joe, Piston Honda, and King Hippo.

If you choose anniversary mode, you can spin dash. There is also a hidden juke box room somewhere...

Set in Casinopolis, Sonic must win the Egg Cup Tournament in order to save Amy and Tails from Eggmans brainwashing.

An incredibly well done Sonic hack that lets you double jump. Wall breaks only possible after you get Emerald monitor.

This action/puzzle game was released for Game Gear in 1995 and is a unique addition to the Sonic collection

Choose any level and beat it as fast as you possibly can. Includes a records section so you can track your progress.

This rom hack is just Sonic 1 but you get to play as Tails. There are no new level designs or anything.

A wacky Sonic the Hedgehog hack featuring some messed up colors and eye popping palettes

Sonic and Blaze were on vacation in Mobius enjoying a nice hot summer day. Everything was peaceful until...

Starring a new character and with a reworked Green Hill Zone, this is one of the oldest Sonic rom hacks ever

Has level select and you can homing attack enemies by jumping midair. Few new enemies, music, and other minor tweaks too.