| ZSNES Savestate SPC Format | _Demo_ | This is a detailed look at the SPC portion of the ZSNES savestate. This is invaluable information for anybody trying to learn some SPC700 hacking skills.
The companion general ZSNES savestate format document can also be found right here at ROMhack…. | Save State Hacking | SNES | N/A | 1.0 | Int | 21 Dec 2005 |
| ZSNES Savestate Format | ZsKnight | Straight from the creator himself, this is the ZSNES save state format documentation. This is a must have for serious save state hackers! | Save State Hacking | SNES | N/A | 1.0 | Beg | 25 Oct 2011 |
| Zelda3 Compendium | SePH | Although not yet completely finished, this surely is the Bible of the A link to the Past editing. It contains tons of useful and valuable information, written by practically everyone, who ever edited this game. | Game Specific | SNES | The Legend of Zelda: A Link to the Past | 1.8.4 | Int | 24 Apr 2014 |
| Zelda Overworld Color Hacking | Dr. Floppy | Entry-level guide to altering the overworld palettes of The Legend of Zelda. (MSWord document with embedded PNG’s.) | Palette Hacking | NES | The Legend of Zelda | 1.0 | Beg | 07 Sep 2006 |
| Zelda II Music Document | Optomon | This document describes the music data for ZELDA II, with details on how to read and modify it. | Game Specific | NES | Zelda II: The Adventure of Link | 0.5 | Adv | 25 May 2015 |
| Zelda II Dialog Conditions | njosro | This document outlines and explains the mechanism behind the townsfolk dialog conditions in Zelda II. Things like Bagu, River Man, door ladies, etc.
The original disassembly was provided by Trax. | Assembly | NES | Zelda II: The Adventure of Link | 1.0 | Int | 03 May 2017 |
| Zelda II - Music Info & Expansion | the_icepenguin | This is intended to be used alongside optomon’s music document.
It will cover many things regarding the music of Zelda II, and it will show you how to expand the data to allow more songs. I…. | Audio Hacking | NES | Zelda II: The Adventure of Link | 1.3 | Int | 11 Mar 2019 |
| Zelda II - Jumping Routine | njosro | This document translates the assembly routine for Link jumping and the subroutine that the game uses to apply gravity. | Assembly | NES | Zelda II: The Adventure of Link | 1.0 | Int | 29 Apr 2018 |
| Zelda II - altering Link's palettes after spell usage | ArchAngelleofJustice | A short guide that will help users to alter the palettes used for Link after casting a spell or picking up an item. | Palette Hacking | NES | Zelda II: The Adventure of Link | 1.0 | Beg | 30 Aug 2019 |
| Zelda I Docs | Night Dragon | A basic guide to Zelda map hacking. | Game Specific | NES | The Legend of Zelda | 1.0 | Int | 09 Mar 2000 |
| Zelda Hacking Tutorial | DreamWave Games | A guide to hacking Zelda. | Game Specific | NES | The Legend of Zelda | 1.4 | Beg | 21 Mar 1999 |
| Zelda Decompression Code | Piken | A commented trace log of the Zelda graphics decompression routine. | Game Specific | SNES | The Legend of Zelda: A Link to the Past | 1.0 | Int | 22 Feb 2001 |
| Zelda 3 Sprite Sheet | Erockbrox | This is an excel sprite sheet that I made while working on the Zelda 3 hack: Quest for Calatia along with Zack (Gamemakr24). The goal was to take all of the sprites in the game and to test them in three specific areas to document their functionality….. | Game Specific | SNES | The Legend of Zelda: A Link to the Past | 1.0 | Beg | 17 Aug 2012 |
| Zelda 3 Documentation | MathOnNapkins | Contains extensive information on VRAM, SRAM, RAM, and ROM maps. The most comprehensive package of information available for the SNES version of the game. | Game Specific | SNES | The Legend of Zelda: A Link to the Past | 6.0 | Int | 30 Nov 2011 |
| Zelda 2 ROM Expansion | Dr. Floppy | In a private message from October 2012, Dr. Floppy explains how to expand the Zelda 2 ROM for the NES. | Game Specific | NES | Zelda II: The Adventure of Link | 1.0 | Int | 20 Jul 2013 |
| Zdawg's NES ROM Hacking Document | ZackMan | Covers several different aspects of ROM hacking. | Text Hacking | NES | N/A | 0.65 | Beg | 14 May 2008 |
| Zanac Map Graphics Guide | ManxomeBromide | Describes the basic formats used by Zanac to store both pattern table (pixel level) and name table (map/tile level) graphics, both of which are custom and not really compatible with generic NES graphics hacking tools. Due to how large the maps are in…. | Graphics Hacking | NES | Zanac | 1.0 | Int | 23 May 2020 |
| Ys III DTE | KingMike's Translations | Using Ys III as an example, KingMike walks you through the steps of implementing DTE compression in a NES game. | Assembly | NES | Ys III: Wanderers from Ys | 1.1 | Beg | 16 May 2010 |
| 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 |
| Yars' Revenge Disassembly | Dennis Debro | Disassembly for the game Yars’ Revenge. Compile with DASM and vcs.h version 105 or greater. | Source Code | 2600 | Yars' Revenge | 1.0 | Adv | 04 Sep 2010 |
