| Direct32 | Bongo` | A good DOS hex editor. | Hex Editors | N/A | N/A | DOS | 0.70 | 17 Oct 2001 |
| DisPel | Pelrun | An SNES disassembler.
The options in the Readme are outdated, so run the program without parameters to see what they are. | Assembly Tools | SNES | N/A | DOS | 0.99 | 10 Jul 2001 |
| DiStella | Bob Colbert | Distella is a disassembler specifically for the Atari 2600. It creates source code that is usually recompilable without any human intervention. It examines the code and performs some basic tracing routines which allow it to accurately distinguish da…. | Assembly Tools | 2600 | N/A | DOS | 2.10 | 25 Feb 1997 |
| DOOM 32X response file for DM2CONV | Saxman | This file is designed to make porting PC DOOM maps to the 32X version easier. If you don’t have the 32X WAD file, run WAD32X on the 32X ROM to get it. Then run DM2CONV using the following command arguments:
DM2CONV.EXE [in file] [out file…. | Game Specific | 32X | DOOM | DOS | 1.0 | 18 Jan 2010 |
| DSPC | Unknown | A SPC700 Disassembler. | Assembly Tools | SNES | N/A | DOS | 1.0 | 30 Mar 1994 |
| DTE-Opt | KingMike's Translations | Reads an ASCII text file, and generates a listing of the best DTE values (only A-Z and a-z). | Script Extraction / Insertion | Multiple | Multiple Games | DOS | 1.0 | 30 May 2003 |
| Dumpitem | Zalas | Dumps constant length text. | Script Extraction / Insertion | N/A | Multiple Games | DOS | 2001 | 16 Feb 2001 |
| Dungeon Kid (FC) Decomp/Recomp | KingMike's Translations | Decompressess and recompresses the graphics blocks in Dungeon Kid. Source code included in archive. | Miscellaneous Graphics Tools | NES | Dungeon Kid | DOS | 1 | 22 Mar 2004 |
| DW1 Mass Data Editor | Roto | A data editor for Dragon Warrior I.
It can modify Player stats, item stats, Spell MP requirements, and Monster Attributes. | Game Specific | NES | Dragon Warrior | DOS | 1.0 | 14 Dec 1998 |
| E3D 3D Model Editor | Jum Hig | (Jum Hig) This program assumes some knowledge of how 3D models are put together. The program was written specifically with 3D game development in mind, as a way of creating 3D objects/models that can easily be used by a 3D game engine.
(master h…. | Miscellaneous Graphics Tools | PSX | N/A | DOS | 1.4 | 18 Jul 1999 |
| Edit/Show GFX | Bob Colbert | These programs allow you to extract graphics from Atari 2600 binary files into a text file, then turn the text file back into a binary. | Miscellaneous Graphics Tools | 2600 | N/A | DOS | 1.0 | None |
| EDL Decompressor | Zoinkity | This decompresses EDL files as found in TWINE (N64), though the format may also be used in different games and platforms. This decompresses EDL formats 0, 1, and 2. Simply drop the target onto the application, and if any EDL files exist it will extra…. | Miscellaneous | N64 | 007: The World is Not Enough | DOS | 1.0 | 24 Oct 2008 |
| Elite's SNES Debugger | The M.C.A. | Elite’s SNES debugger is a disassembler and editor from the author of SNESTool and SegaTool. Features include the ability to load two files side-by-side, disassembly of both 65c816 and SPC700 code, and Pro Action Replay code support.
Note: al…. | Assembly Tools | SNES | N/A | DOS | 15-March-9 | 15 Mar 1995 |
| Final Fantasy Improvement | _Demo_ | A Final Fantasy level editor. | Level Editors | NES | Final Fantasy | DOS | .02 | 04 Mar 1998 |
| Fixed Length Dumper | KingMike's Translations | Dumps fixed length text in games. Source code included in archive. | Script Extraction / Insertion | Multiple | Multiple Games | DOS | 1 | 08 Feb 2004 |
| Flash Tecmo Bowl Editor | Matthew Leverton | A roster editor for Flash Tecmo Bowl. | Game Specific | NES | Tecmo Bowl | DOS | 1.22 | 31 Oct 1997 |
| GBSND | BouKiChi | A program which will convert DBoy sound logs into wave format. | Sound | Multiple | N/A | DOS | .20 | 16 Feb 2000 |
| 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 |
| Gimmick | hight1mes | This is a script insertor that can also generate pointer tables. | Script Extraction / Insertion | N/A | N/A | DOS | 1.0 | 12 Oct 2000 |
| GnGEdit | SnowBro | A Ghosts & Goblins editor. | Level Editors | NES | Ghosts & Goblins | DOS | 1.0 | 27 Nov 1995 |
