| SH7604 Hardware User Manual | OEM | Documentation on the processor inside the 32x addon for the Genesis. | Hardware Info. | GEN | N/A | 1.0 | Int | 13 Aug 1997 |
| Sonic 2 Level Select Documentation | R. Solaris | This is probably the most complete Sonic 2 level documentation on the net! If you’re interested in hacking Sonic 2 and it’s levels, you best read this! | Game Specific | GEN | Sonic the Hedgehog 2 | 1.0 | Int | 14 May 2008 |
| Genesis Technical Overview | OEM | The official documentation for the Genesis. Not quite as extensive as the SNES Developer Manual, but far and away better than all other currently available Genesis information. | Hardware Info. | GEN | N/A | 1.0 | Int | 14 Nov 2000 |
| Sega Genesis Hardware Notes | Charles MacDonald | Everything contained within has been tested on actual hardware, so you know it’s right. | Hardware Info. | GEN | N/A | 0.8 | Int | 02 Mar 2001 |
| Sega Genesis VDP Documentation | Charles MacDonald | Various quirks and notes on the Genesis Video Display Processor. | Hardware Info. | GEN | N/A | 1.5f | Int | 10 Aug 2000 |
| Yet Another Sega Genesis VDP Document | DevSter | Aimed at beginners, this covers the Genesis’ VDP. | Hardware Info. | GEN | N/A | 1.0 | Beg | 14 May 2008 |
| Genesis Chat Logs | Fonzie | A collection of logs in which Fonzie explains various aspects of the Genesis. | Hardware Info. | GEN | N/A | 1.0 | Int | 04 Dec 2004 |
| Sega Genesis Programming Introduction | Fonzie | An introduction to programming the Genesis. English and French versions included. | Assembly | GEN | N/A | 1.1 | Int | 11 Jun 2004 |
| Deinterleave MD ROM | D | PHP routine to quickly detect and deinterleave a Megadrive ROM in SMD format. Takes a filename and returns the deinterleaved binary as a string variable. | Source Code | GEN | N/A | 2.0 | Int | 20 Apr 2006 |
| Compression - Shining Force | g8z et al | Multiple Huffman. 68k code more intriguing. No example source. | Source Code | GEN | Shining Force | 2.0 | Int | 13 May 2006 |
| The 68000's Instruction Set | Unknown | A nice reference for the 68000’s instruction set. It does not, however, include things such as the opcode bit-patterns (the hexadecimal encoding for the instructions). | Assembly | GEN | N/A | 1.0 | Int | 03 Nov 1996 |
| Collection of Sega Genesis Manuals | OEM | If you thought the official manual we had before was something, you ain’t seen nothing yet! This is THE source for the Genesis. If you’re serious about Genesis programming, download this. | Hardware Info. | GEN | N/A | 1.0 | Adv | 29 Mar 2000 |
| Kid Chameleon Hacking Info | Saxman | These are notes I have put together over the time that I have researched this ROM. All my information was originally intended to help me create K-E. However, I was careful to note additional findings al…. | Game Specific | GEN | Kid Chameleon | 09/25/2008 | Int | 25 Sep 2008 |
| How to Make Genesis Game Genie Codes With Gens Tracer | Tony Hedstrom | Explains how to make Genesis Game Genie codes using memory traces and assembly trace logs. This also serves as an interesting backdoor introduction to assembly language. | Cheat Codes | GEN | N/A | 0.4 | Int | 05 Jun 2007 |
| Road Rash 2 ROM Hacking Guide | Tony Hedstrom | Lots of Road Rash 2 ROM addresses for hacking things like: bike acceleration, top speed, handling, straightening out the tracks, slowing down the game, etc. | Game Specific | GEN | Road Rash II | 0.7 | Beg | 28 Feb 2007 |
| Thunder Force 3 Hacking Guide | oostyx | A very big hacking document about Thunder Force 3, the best shmup of the Genesis.
Documentation includes data locations, subroutine locations, compression formats explanation, decompression tool + commented sources, objects’ asm code explanat…. | Game Specific | GEN | Thunder Force III | December 2 | Int | 02 Dec 2010 |
| Megaman - The Wily Wars hacking notes | Matrixz | Contains pointers for most of the level data, with some explanation on the layout of those datas, and what the values mean. Note: offsets were based on the European ROM. | Game Specific | GEN | Mega Man: The Wily Wars | 1.0 | Beg | 23 Jun 2010 |
| James Pond 3 Hacking Notes | Saxman | These are notes I took for hacking James Pond 3: Operation Starfish. I took them while trying to learn how levels were created. Everything used to create the CHEESE! level and graphics viewer is in here, plus more. There’s even a few tidbits abo…. | Game Specific | GEN | James Pond 3: Operation Starfish | 1.0 | Beg | 18 Jun 2010 |
| Cliffhanger | Chris Shrigley | This is the source code to the entire game, Cliffhanger. Unfortunately, there are very few tools in this archive, so the code may need a conversion to assemble and to work on. Chris Shrigley was one of the programmers. | Source Code | GEN | Cliffhanger | 1.0 | Adv | 25 Oct 1993 |
| Mr. Nutz 2 Source Code | OEM | This is the source code package to Mr. Nutz 2. The comments and other notes in the code is written in German. Also, a lot of the tools do not appear to be for a PC development platform. | Source Code | GEN | Mr. Nutz 2 | 1.0 | Adv | 16 May 1994 |
