|GEMS||Jonathan Miller,Burt Sloane||GEMS; Genesis Editor for Music and Sound effects. This music editor has been used in 186 Sega Genesis and Sega 32X games. This is a very old application, 1991. Still works in Windows XP SP3, but takes up the entire screen. Even though the application….||Sound||GEN||N/A||DOS||2.0||16 Dec 1991|
| Fix CheckSum||Kuwabara||This nifty little tool recalculates the checksum for a Genesis rom, which is a must in many cases in order for an altered rom to work.||Miscellaneous||GEN||N/A||Win||1.0||08 Jul 2003|
| DebuGens||Fuzzbuzz||A special version of Gens that allows you to dump various parts of RAM.||Debuggers / Special Emulators||GEN||N/A||Win||1.25||04 Apr 2004|
| GSavestate||Korama||This is allows you to view the contents of a Gens savestate. Think VSNES only for the Genesis. Excellent resource for tracking down certain things like pattern table references in VRAM and other things.||Savestate Hacking||GEN||N/A||Win||1.3||04 Apr 2004|
| SonED||Stealth||SonED is A ROM/Save-State level editor for Sonic 1, Sonic 2, Sonic 2 “beta”, Sonic 3 and Knuckles, and Sonic CD for PC.
Although unsupported, this utility was widely recommended for beginners over its more stable and more-well-featured s….||Level Editors||GEN||Multiple Games||Win||.50B||18 Jul 2004|
| TSDC - The Sega Data Compressor||Magus||The Sega Data Compressor is a compression/decompression tool written by Magus. It supports Kosinski, Enigma, Nemesis and Saxman compression formats used in various Genesis games. Eight separate programs are accessible from the main menu.
Relevant ….||Miscellaneous||GEN||N/A||Win||2.2||29 Aug 2004|
| Esrael Sonic Editor II||Esrael||This is a level editor for the Sonic the Hedgehog series of games on the Genesis. It supports Sonic 1, Sonic 2, Sonic 2 Beta, Sonic 3, and Sonic & Knuckles plus has some built in features useful to ROM hackers (Decompressor, Compressor, Game Gen….||Level Editors||GEN||Multiple Games||Win||0.05||11 Oct 2004|
| Nemesis Searcher||Nemesis||This tool is capable of scanning the contents of a ROM, locating and extracting all archives compressed with the Nemesis algorithm.||Searching||GEN||N/A||DOS||1.0||24 Jan 2005|
| Sonic 2 MP3 Tool||QJimbo||Sonic 2 MP3 Tool can be used in conjunction with Gens 2.11 or Gens+ to enable custom MP3 soundtrack while playing Sonic The Hedgehog 2. It stops certain music from playing and instead plays mp3’s which are named accordingly.
MP3’s must b….||Sound||GEN||Sonic the Hedgehog 2||Win||1.2||05 Sep 2005|
| Gens Tracer||g8z et al||This is a primitive tracing emulator based off of Gens 2.12a. But don’t let that fool you; this thing is phenomenal. I highly recommend it for Genesis hackers looking to see what’s happening at the assembly level.||Debuggers / Special Emulators||GEN||N/A||Win||2.12aR2||06 Jun 2006|
| NOSE - NHL Old Skool Editor||wboy||NOSE is a game editor supporting the entire EA NHL Hockey series published for the Sega Genesis/MegaDrive.||Game Specific||GEN||NHL '94||Win||1.2b||17 Jun 2006|
| NBA Live '96 Editor||dejfatman||This editor allows you to update team data, roster data, and player data in NBA Live 96 for Sega Genesis.||Game Specific||GEN||NBA Live ‘96||Win||1.0||30 Jun 2006|
| Feel||drx||Ristar level editor. Also lets you show objects and collisions.||Level Editors||GEN||Ristar||Win||1.0||12 Sep 2006|
| Kosinski Searcher||Nemesis||Searches for all Kosinski (LZSS derivative used in Sonic and Sonic 2) compressed data within a ROM.||Miscellaneous||GEN||Multiple Games||DOS||1.0||30 Nov 2006|
| Landstalker Translation Tool||Gufino2||This tool will allow you to extract the compressed data in Landstalker and then reinsert it.||Game Specific||GEN||Landstalker: The Treasures of King Nole||Win||0.9 Beta||04 Feb 2007|
| Eisfrei||Hugues Johnson||Eisfrei is a ROM editor for Herzog Zwei. It has a mostly-friendly interface that makes editing incredibly easy. No messing with hex editors, decoding values, or any of that. If you can click and type then you can hack away to your heart’s conten….||Game Specific||GEN||Herzog Zwei||Win||1.1||11 Jul 2009|
| The Caravan||BigNailCow||IMPORTANT NOTE: The reason I call it UNSTABLE is that… well, it’s unstable and untested. PLEASE, PLEASE, PLEASE do not *expect* anything to work 100%, as I didn’t get to test it much. ALWAYS make backups of your ROM.
||Game Specific||GEN||Shining Force II||Win||0.6||13 Jul 2009|
| Zero Tolerance level editor||firewing||This is a level editor for Zero Tolerance, a 1994 Sega Genesis game by Technopop. The game and its unreleased sequel are now freeware, you can get them at Technopop’s home page. The unreleased sequel “Be….||Level Editors||GEN||Zero Tolerance||Win||0.3||27 Jul 2009|
| K-E: The Kid Chameleon Editor||Saxman||This is K-E, the first and only Kid Chameleon level editor. K-E allows map and art data to be ripped directly from the ROM and viewed. Changes can be made to the map files. When editing is complete, maps can be reinserted into the ROM for play.
K-….||Level Editors||GEN||Kid Chameleon||Win||02/10/2010||10 Feb 2010|
| CHEESE!||Saxman||This is a test program I created to make sure my hacking notes were accurate. I did not create this program with the intent of making it into a level editor of any kind. If I ever make a level editor, it would be much nicer than this little applicati….||Game Specific||GEN||James Pond 3: Operation Starfish||Win||06/18/2010||18 Jun 2010|