| NUPS||Nintenlord||UPS patcher for .NET or Mono. Can create patches, patch files and get the offsets changed by the patch.||Patching||NA||N/A||Indep||1.3||Beg||None|
| Nuts & Bolts||Trax||Level editor for Nuts & Milk.||Game Specific||NES||Nuts & Milk||Mac OS X||1.0||Beg||None|
| Nuts & Milk Editor||smkdan||It manages free space as you save so larger or smaller levels are possible. You can reduce (not increase) the amount of levels in the game and change their type. The readme has a few other details if you’re interested.||Level Editors||NES||Nuts & Milk||Win||1.2||Beg||None|
|O.D.T. De/Compressor Set||Zoinkity||Here is a compressor and decompressor combo for O.D.T. (N64) Joy! Source is provided, for what it is worth.
No provision is made to automatically extract binaries from the ROM however, so you will need a hex editor and some patience.||Miscellaneous||N64||O.D.T.||DOS||1.0||Int||None|
| OBEdit||FFaddic||OBEdit is an editor for Ogre Battle: March Of The Black Queen. The editor works for both the SNES and PSX versions.
Current features of the editor:
- Character Stats
- Enemy Group Formations
- Ally Group Formations
- Promotion Lists
|Game Specific||Multiple||Ogre Battle: The March of the Black Queen||Win||5.0||Beg||23 Jul 2013|
| Ogre Battle LZSS||FinS||Compressor/Decompressor for Ogre Battle March of the Black Queen.
Drag and drop support(files must have extension of .lz(compressed) or .bin(uncompressed)). Otherwise it can be used the same as usual on command line.
Source code is included, pl….||Game Specific||SNES||Ogre Battle: The March of the Black Queen||Win||1.0||Beg||07 Sep 2001|
| OllyDbg||Oleh Yuschuk||OllyDbg is a powerful debugger for the Windows platform. Some of its features are: doesn’t require installation and it’s free; directly loads and debugs DLLs; traces registers, recognizes procedures, loops, API calls, switches, tables, cons….||Debuggers / Special Emulators||PC||N/A||Win||1.10||Int||None|
| Omniconvert||Pyriel||This is the new & improved MAXConvert, so-named because it isn’t so much tied to MAXCrypt any more.
Decrypt and encrypt codes for all devices. That means all versions of CodeBreaker, Action Replay, GameShark and Xploder. It also does the ….||Miscellaneous||PS2||N/A||Win||1.1.0.B||Beg||None|
| OnionText||Chaos Rush||This program is a text editor for Final Fantasy III, with its main feature being dynamic text compiling, in addition to text bank importing and exporting.
What this tool features:
- edit NPC dialogue, cutscene dialogue, item names, spell names,….
|Script Extraction / Insertion||NES||Final Fantasy III||Indep||1.0||Int||03 Sep 2016|
| OpenSearch||mcpancakes||OpenSearch is a command line relative searcher and table file generator.
Features (excerpted from the readme):
- Relative searching
- Wildcard characters (*)
- Find both upper and lowercase characters (-autocaps letter)[….
| Opera FS Reader v0.03||Timo Weirich a.k.a. "WindowsKiller"||This is an utility to read and extract files from 3DO disks. It works both with real CDs and with ISOs.This is a pre-release.
- Fallback to ASPI (for Win9x/ME) may not work and may crash your system
| Oriton||Oraculum||The program is designed for creating and editing tables. There is support for Unicode, hexadecimal values of any length, Kruptar codes and all that can greatly facilitate the creation of tables.||Table Generators||NA||N/A||Win||2.050||Beg||12 May 2012|
|Oswan Tracer||g8z et al||This is a tracing emulator based off of oswan 0.70. This uses a “hook” system which is similar to a breakpoint, except it logs where the hook occurs to a text file instead of snapping a debugger. Layer toggling, memory logging and dumping included! ||Debuggers / Special Emulators||WS||N/A||Win||0.70||Int||None|
| OverAll||MarkGrass||Archive file extractor/creator for the game: Overblood. Currently supports ALL and ROM file archives.
This utility is best used when the Debug Menu is unlocked and functional [url=http://www.romhacking.net/forum/index.php/topic,16630.0.html](Link)….||Game Specific||PSX||Overblood||Win||220.127.116.11||Beg||10 Jul 2013|
| OverEdit||Jonathan Wilson||A overworld map editor for Super Mario World.||Game Specific||SNES||Super Mario World||Win||1.1||Beg||None|
| P2M Extractor (P2ME)||Pyriel||This is a command-line utility for extracting the contents of GameShark .p2m files. We discovered that this was a rather invaluable tool in testing, as the GameShark does quirky things when it imports the files, such as dumping cheats with the same n….||Miscellaneous||PS2||N/A||Win||1.0.1||Beg||None|
| Packbits||Damian Yerrick||Packbits is a RLE compression utility to pack nametables into a RLE compressed binary file. There is NES 6502 code to be used in your hack/demo that decompresses the data into VRAM.
The decompression code is specifically for any type of NES graphi….||Miscellaneous Graphics Tools||NES||N/A||DOS||1.0||Int||None|
| Pakostnick (English version)||Guyver (X.B.M.)||My first simple corrupter. Language: English.||Corrupters||Multiple||Multiple Games||Win||1.1||Beg||None|
| Palette converter||Mr2||The program converts the palette from 24bpp to 15bpp and vice versa.
More information i….
- 15bpp little endian palette - uses in GameBoy Advance, PlayStation games.
- 15bpp big endian palette - uses in Sega Genesis/Mega drive, Sega Saturn games.
|Palettes||PSX||N/A||Win||1.1||Beg||25 Dec 2016|
| PaletteEdGBA||Spikeman||A useful tool for GBA hackers, allows palette editing quick conversion between the palettes that VBA saves and Tile Layer Pro palettes. The next version will support editing of palettes in ROMs and support for Tile Molester.||Palettes||GBA||N/A||Win||1.0||Beg||None|