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Engineering & Reverse Engineering(Mark this forum as read)
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  Important Topics
Pinned   Attachments General Project Screenshot/Video Thread Tweaker 
  • 4325 Replies
  • 883262 Views
Pinned   Sega Homebrew Competition 2015 Super Egg 
  • 9 Replies
  • 3916 Views
Pinned   Sonic Hacking Contest 2015
TIME EXTENSION - NEW DEADLINES - GET YOUR HACKS IN BY OCTOBER!
Spanner 
  • 20 Replies
  • 8341 Views
Pinned   Attachments Basic Questions & Answers thread
NEWBIES: Start here!
Tweaker 
  • 5467 Replies
  • 604846 Views
Pinned   Random Hack/Mini Project Thread Malevolence 
  • 633 Replies
  • 201424 Views
Pinned   Sonic Retro on GitHub
Who? What? When? Where? Why?
MainMemory 
  • 43 Replies
  • 8600 Views
Pinned   SonLVL
Level Editor for S1, SCD, S2NA, S2, S3K, SKC, SCDPC - 562 - 07/11/2015
MainMemory 
  • 580 Replies
  • 92396 Views
Pinned   Who Can Test On Hardware? Quickman 
  • 75 Replies
  • 25770 Views
Pinned   Attachments THE SonED2 thread
2009-05-26 quickfix
Stealth 
  • 212 Replies
  • 60040 Views
Pinned   So, you want to start hacking Sonic?
PART 1: Newbie starting guide.
Jayextee 
  • 43 Replies
  • 45154 Views
  Forum Topics
Gens MDP Plugins
What? How?
Top-Hatt 
  • 11 Replies
  • 693 Views
Motorola ASM gems drx 
  • 0 Replies
  • 161 Views
Sonic 1: Enigma Credits
Does anyone haz dem fielz?
Shadow Fire 
  • 0 Replies
  • 248 Views
Sonic Generations Hacking (and More!)
Generations Cracked wide open (Custom Levels are an ongoing event!
Andrew75 
  • 4558 Replies
  • 1620885 Views
Somari the Adventurer (Genesis/Megadrive)
Basically Mario in Sonic 1
LoneDevil 
  • 3 Replies
  • 479 Views
A neat little Genesis Devkit I saw Top-Hatt 
  • 17 Replies
  • 1405 Views
Sonic Adventure 2 Hacking
Now a general SA2 Hax thread
Turbohog 
  • 856 Replies
  • 332872 Views
SA2/SADX Mod Loader
I am the best at names
MainMemory 
  • 121 Replies
  • 46857 Views
Sonic 2: Return of Shadow/demo and website. JoenickROS 
  • 9 Replies
  • 3657 Views
SADX/SA1 Hacking/Modding
Now with more research and development!
MainMemory 
  • 2218 Replies
  • 435168 Views
Sonic 3 Hacking
Because Non-Tech Members CAN'T avoid this game forever.
KingofHarts 
  • 22 Replies
  • 11190 Views
Some changes and fixes for Sonic 2 Esrael 
  • 171 Replies
  • 39513 Views
Sonic 2 Split Disassembly FraGag 
  • 119 Replies
  • 41532 Views
Sonic Classic Heroes
Rise of the Chaotix (sorry, Mighty) - v0.10.008a out
flamewing 
  • 1520 Replies
  • 438476 Views
Mobius Evolution Felik 
  • 30 Replies
  • 5180 Views
Various bugfixes for the Sonic 1 sound driver ValleyBell 
  • 3 Replies
  • 1198 Views
Sonic Adventure DX: Fixed Edition
1.0.0, mod loader! 4/29/2015
Morph 
  • 137 Replies
  • 108251 Views
Optimized KosDec and NemDec, considerably faster decompression
UPDATE: New improved Kosinski and Nemesis compressors by flamewing
vladikcomper 
  • 32 Replies
  • 8084 Views
Sonic Battle Hacking
Sonic Battle Hack Suite
Phase 
  • 9 Replies
  • 1356 Views
SonicGMI (Sonic Generations Mod Installer) v1.1 RC5
Configure your mods easily with some clicks! Now with new Renderer
Dario FF 
  • 70 Replies
  • 202353 Views
Sonic 1 Disassembly Hivebrain 
  • 66 Replies
  • 19639 Views
CrazySonic (Demo Release)
A very questionable Sonic hack.
ArtmeierCompanies 
  • 11 Replies
  • 2679 Views
Shadow the Hedgehog general hacking discussion
Formely Shadow the Hedgehog test level found
ashthedragon 
  • 102 Replies
  • 47443 Views
SADX PC '04 XInput
v1.5, 7/22/2015
Morph 
  • 21 Replies
  • 5948 Views
Bunnie In Sonic 1
'Evil as a one eyed snake, sugar.'
E-122-Psi 
  • 19 Replies
  • 3909 Views
An open question to E-122-Psi
Not a PM for a reason; opinions are welcome
nineko 
  • 28 Replies
  • 2847 Views
Genesis Port/Remake of Modern Sonic games?
Do any exist?
Lodmot 
  • 9 Replies
  • 1562 Views
Sonic Megamix
New style (maybe), new thread
Stealth 
  • 86 Replies
  • 13596 Views
Sonic Colors 60fps hack (NTSC/PAL)
Dolphin required
evilhamwizard 
  • 12 Replies
  • 3424 Views
SA2 Ranks? Chensen 
  • 2 Replies
  • 382 Views
How to improve the PLC Queue
Who wants RAM/an obscene number of PLRs?
Clownacy 
  • 0 Replies
  • 260 Views
Saxman's Sonic Boom engine
Throw out your S2 disassemblies. Try this instead.
saxman 
  • 76 Replies
  • 22223 Views
Sega PC Reloaded
Four old games, working still/again
Korama 
  • 76 Replies
  • 24904 Views
Sonic Lost World (Wii U) Hacking & Resources - Tools are public
The child of Colors and the Hedgehog Engine
Dario FF 
  • 79 Replies
  • 27737 Views
Sonic 1 RAM for the RAM newbie? er1c1996 
  • 7 Replies
  • 1362 Views
Optimizing the DMA queue
Now on GitHub
flamewing 
  • 28 Replies
  • 8705 Views
Sonic Background Scrolling Screensaver
it's for your computer
MainMemory 
  • 63 Replies
  • 9434 Views
RSDK Unpacker Glitch 
  • 39 Replies
  • 12575 Views
Retro Graphics Toolkit sega16 
  • 5 Replies
  • 954 Views
Sonic 2 Clone Driver v2
v2.3 | and other SMPS-related ramblings
Clownacy 
  • 76 Replies
  • 20618 Views
Dr Robotnik's Mean Bean Machine Hacking Thread E-122-Psi 
  • 13 Replies
  • 2537 Views
Let's hack Super Monkey Ball!
READY? GO!
Yoshimaster96 
  • 5 Replies
  • 1640 Views
Xoreos team working on Sonic Chronicles engine reimplimentation Sofox 
  • 9 Replies
  • 2686 Views
Some changes/fixes for Sonic 1 KingofHarts 
  • 67 Replies
  • 18642 Views
SonicGLvl v0.9 - Now on GitHub
NOT FOR REGULAR USE - EXPERIMENTAL BRANCH
Dario FF 
  • 17 Replies
  • 17379 Views
Flex
web based tile / mapping / DPLC editor
snkenjoi 
  • 11 Replies
  • 3918 Views
Sonic X-treme Modding !
Now that you've got the 037 leak, Lets Have some fun!
Andrew75 
  • 1 Reply
  • 3674 Views
Help with porting S3K's layout format?
MCZ bug I can't seem to shake
Clownacy 
  • 10 Replies
  • 1364 Views
Sonic 3 Complete
S&K Collection on MD, with fixes, Sonic 3 music and many options.
Tiddles 
  • 1600 Replies
  • 429907 Views
Sonic Heroes Prototype ADX files
I kinda want them
Glisp 
  • 1 Reply
  • 1249 Views
Sonic 3 And Sally Acorn
"NICOLE, laser!"
E-122-Psi 
  • 23 Replies
  • 5041 Views
Sonic 4. Polygon Jim 
  • 293 Replies
  • 91607 Views
Sonic Runners sound files Azu 
  • 6 Replies
  • 1494 Views
IDA Pro - Program Counter fix in 68000 disassembly
use one of the other in this topic instead of drx's k
kazblox 
  • 2 Replies
  • 1040 Views
S1-friendly improved Sonic 2 sound driver
April Fools' joke gone too far
Clownacy 
  • 4 Replies
  • 1574 Views
S&KC Mod Loader
Because why not
MainMemory 
  • 2 Replies
  • 1193 Views
Sonic 2 Delta v0.25
Test version
Esrael 
  • 15 Replies
  • 4687 Views
Sonic 3 Resort Island
Because even heroes need a holiday
UtopiaUK 
  • 35 Replies
  • 22575 Views
Amy In Sonic 2
"I'll destroy all of you!"
E-122-Psi 
  • 232 Replies
  • 83131 Views
Amy In Sonic 1
"Amy Rose is here!"
E-122-Psi 
  • 261 Replies
  • 58531 Views
S3K to S1 SMPS Converter ValleyBell 
  • 16 Replies
  • 8235 Views
Sonic 2 Special Stage Editor
Windows and Linux; v0.2.0
flamewing 
  • 34 Replies
  • 12105 Views
Big's Fishing Derby
ビッグの 釣りダービー
flamewing 
  • 23 Replies
  • 6981 Views
Sally in Sonic 1! E-122-Psi 
  • 161 Replies
  • 54545 Views
Sonic Advance Hacking
Just a general Sonic Advance hacking thread.
Demonic722 
  • 27 Replies
  • 6967 Views
SoniPlane
HELP WANTED! - SEGA MegaDrive plane editor (beta 1.1.1) - in-dev:
Green Snake 
  • 24 Replies
  • 7606 Views
Making Sonic 2's sound driver good
A collection of guides too short for their own topics
Clownacy 
  • 1 Reply
  • 1293 Views
Sonic Fighters Hacking Andrew75 
  • 34 Replies
  • 14548 Views
Get Blue Spheres? Cinossu 
  • 14 Replies
  • 5114 Views
Blue Sphere Password Algorithm Reverse-Engineered ArrowCase 
  • 4 Replies
  • 1952 Views
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