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Engineering & Reverse Engineering(Mark this forum as read)
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  Forum Topics
Problem with SonLVL (Sonic 2 GitHub disassembly)
readme.txt doesn't help
Trinitronity 
  • 22 Replies
  • 3327 Views
Sonic Lost World: Nonexistent Six/Fixed Edition
Think tank/release thread
Dark Sonic 
  • 40 Replies
  • 12308 Views
SMPS2ASM and improved S&K Driver
Converting songs and SFX has never been easier
flamewing 
  • 41 Replies
  • 23428 Views
Hattnet
A project
Top-Hatt 
  • 1 Reply
  • 2257 Views
Sonic Hacking Contest 2015
CONTEST WEEK IS NOW
Spanner 
  • 109 Replies
  • 34944 Views
Sonic Megamix
New style (maybe), new thread
Stealth 
  • 89 Replies
  • 30616 Views
Indexed colour palette Image
does anyone have one of mega drive colours?
Linaru 
  • 20 Replies
  • 5812 Views
Question : Game Gear Remakes?
Just wondering....
Zeoinx 
  • 42 Replies
  • 12640 Views
Poll   Patreon for The Chaos Layer? MarkeyJester 
  • 16 Replies
  • 5569 Views
Sega Rally PC file formats? Catalyst 
  • 0 Replies
  • 1073 Views
Looking for art opinions.
I doodle with pixels
Linaru 
  • 9 Replies
  • 2899 Views
Tiles and Things
Questions from a noob
Top-Hatt 
  • 2 Replies
  • 1640 Views
SonicMT.bin
another birthday, another hack
Natsumi 
  • 22 Replies
  • 10600 Views
Sonic 1 The Next Level MarkeyJester 
  • 58 Replies
  • 30669 Views
Gorbichev's Revenge qiuu 
  • 15 Replies
  • 8151 Views
Optimizing the DMA queue
Now on GitHub
flamewing 
  • 29 Replies
  • 14536 Views
Flex (desktop versions now available)
web based tile / mapping / DPLC editor
snkenjoi 
  • 12 Replies
  • 9605 Views
questions about sprites Linaru 
  • 12 Replies
  • 3145 Views
Sonic Hacking Contest 2015 Results Spanner 
  • 36 Replies
  • 8265 Views
Sega Homebrew Competition 2015 NOW LIVE Super Egg 
  • 23 Replies
  • 14555 Views
CrazySonic (Demo Release)
A very questionable Sonic hack.
Ralakimus 
  • 17 Replies
  • 12650 Views
SMPS in Sonic & Knuckles Collection
New 8/24: 1-up jingle resumes music
MainMemory 
  • 27 Replies
  • 15340 Views
Kirby in Sonic the Hedgehog 1 & 2
A New Way To Play Sanic
LoneDevil 
  • 5 Replies
  • 3077 Views
Hedgehog Abuse Simulator
SHC2015 Concept Demo Release
Selbi 
  • 6 Replies
  • 7537 Views
Sonic 3 & Knuckles: Pro Survivor
Second Demo Release (and the first in Sonic Retro)
NeoFusionBox 
  • 0 Replies
  • 2832 Views
Sonic 2: Return of Shadow/demo and website. JoenickROS 
  • 12 Replies
  • 8812 Views
Portal Gun in Sonic 2 snkenjoi 
  • 14 Replies
  • 22495 Views
Somari the Adventurer (Genesis/Megadrive)
Basically Mario in Sonic 1
LoneDevil 
  • 19 Replies
  • 17486 Views
Dust Hill hack level map? elvisish 
  • 3 Replies
  • 2346 Views
The most complete experience / top hacks?
Opinions and suggestions.
Vangar 
  • 15 Replies
  • 4318 Views
SonicXFreedomPlanet (Now includes a backstory and more stuff.)
Sonic meets Freedom Planet! (New Concept Art!)
Draxirch 
  • 26 Replies
  • 12993 Views
Sonic 1 FM - full source
"full" means everything, I.e. ASM, MIDIs, VGMs, bonus content
ValleyBell 
  • 6 Replies
  • 4426 Views
Might as well jump!
(Go ahead and jump!)
Top-Hatt 
  • 8 Replies
  • 3189 Views
My Sonic 3 cartridge never saved games tokumaru 
  • 4 Replies
  • 2239 Views
Sonic in Spelunky RazoZen 
  • 0 Replies
  • 2091 Views
Is there a Sonic Crackers hardware patch? Phugolz 
  • 2 Replies
  • 2180 Views
Gens MDP Plugins
What? How?
Top-Hatt 
  • 14 Replies
  • 3397 Views
Motorola ASM gems drx 
  • 0 Replies
  • 1406 Views
A neat little Genesis Devkit I saw Top-Hatt 
  • 17 Replies
  • 4883 Views
Sonic 2 Split Disassembly FraGag 
  • 119 Replies
  • 52256 Views
Sonic 1 Disassembly Hivebrain 
  • 66 Replies
  • 28015 Views
An open question to E-122-Psi
Not a PM for a reason; opinions are welcome
nineko 
  • 28 Replies
  • 6245 Views
Genesis Port/Remake of Modern Sonic games?
Do any exist?
Lodmot 
  • 9 Replies
  • 3013 Views
SA2 Ranks? Chensen 
  • 2 Replies
  • 1200 Views
How to improve the PLC Queue
Who wants RAM/an obscene number of PLRs?
Clownacy 
  • 0 Replies
  • 1188 Views
Saxman's Sonic Boom engine
Throw out your S2 disassemblies. Try this instead.
saxman 
  • 76 Replies
  • 32745 Views
Sonic 1 RAM for the RAM newbie? er1c1996 
  • 7 Replies
  • 2816 Views
Dr Robotnik's Mean Bean Machine Hacking Thread E-122-Psi 
  • 13 Replies
  • 5530 Views
Xoreos team working on Sonic Chronicles engine reimplimentation Sofox 
  • 9 Replies
  • 4675 Views
Help with porting S3K's layout format?
MCZ bug I can't seem to shake
Clownacy 
  • 10 Replies
  • 2648 Views
Sonic Heroes Prototype ADX files
I kinda want them
Glisp 
  • 1 Reply
  • 2267 Views
Sonic Runners sound files Azu 
  • 6 Replies
  • 2472 Views
S1-friendly improved Sonic 2 sound driver
April Fools' joke gone too far
Clownacy 
  • 4 Replies
  • 3461 Views
Sonic 2 Delta v0.25
Test version
Esrael 
  • 15 Replies
  • 9595 Views
Amy In Sonic 1
"Amy Rose is here!"
E-122-Psi 
  • 261 Replies
  • 72796 Views
S3K to S1 SMPS Converter ValleyBell 
  • 16 Replies
  • 11843 Views
Sonic 2 Special Stage Editor
Windows and Linux; v0.2.0
flamewing 
  • 34 Replies
  • 16610 Views
Sally in Sonic 1! E-122-Psi 
  • 161 Replies
  • 67442 Views
Sonic Advance Hacking
Just a general Sonic Advance hacking thread.
Demonic722 
  • 27 Replies
  • 11073 Views
SoniPlane
HELP WANTED! - SEGA MegaDrive plane editor (beta 1.1.1) - in-dev:
Natsumi 
  • 24 Replies
  • 11234 Views
Making Sonic 2's sound driver good
A collection of guides too short for their own topics
Clownacy 
  • 1 Reply
  • 2501 Views
Get Blue Spheres? Cinossu 
  • 14 Replies
  • 8546 Views
Blue Sphere Password Algorithm Reverse-Engineered ArrowCase 
  • 4 Replies
  • 3204 Views
Rocket Knight Adventures Compression
Tool Help Required
StephenUK 
  • 2 Replies
  • 2076 Views
[S1] Considerably speeding up level loading
Gotta go fast, right?
Natsumi 
  • 14 Replies
  • 4481 Views
Strange fix to test out
I want to see if it's just me
Clownacy 
  • 4 Replies
  • 3374 Views
GSXPwn snkenjoi 
  • 0 Replies
  • 1944 Views
How to improve PCM playback quality with Sonic 2's sound driver Clownacy 
  • 3 Replies
  • 2837 Views
Sonic 3 Cz v2.0
Launch Base unglitched!
Hayate 
  • 41 Replies
  • 25052 Views
Sonic Boom: Rise of Lyric File Formats NeKit 
  • 1 Reply
  • 4559 Views
Need help ripping sound effects from the DC version of SA2 IndyTheGreat 
  • 4 Replies
  • 3287 Views
Sonic Heroes something MainMemory 
  • 44 Replies
  • 33164 Views
Dragon Crystal (SMS) Disassembly and Exploration
Yay Sega roguelikes
trykaar 
  • 12 Replies
  • 6871 Views
Sonic Adventure: Beta Chao Garden Restoration Vertrex 
  • 6 Replies
  • 5233 Views
[Tutorial] How to interactively add objects to SA2 levels flarn2006 
  • 2 Replies
  • 2114 Views
How to fix speed issues in Sonic 2
A step-by-step guide
redhotsonic 
  • 12 Replies
  • 9087 Views
Saturn Homebrew 101
how do?
Lostgame 
  • 0 Replies
  • 1751 Views
How to extend the sound ID range in Sonic 2's sound driver
(properly)
Clownacy 
  • 0 Replies
  • 2032 Views
Sonic Hacking Contest 2014 Results Spanner 
  • 26 Replies
  • 11702 Views
Fixed Water in the Chao Gardens (Sonic Adventure DX PC) IndyTheGreat 
  • 8 Replies
  • 7601 Views
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