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Engineering & Reverse Engineering(Mark this forum as read)
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Sonic Hacking Contest 2015 Results Spanner 
  • 36 Replies
  • 6571 Views
CrazySonic (Demo Release)
A very questionable Sonic hack.
Ralakimus 
  • 17 Replies
  • 10119 Views
SMPS in Sonic & Knuckles Collection
New 8/24: 1-up jingle resumes music
MainMemory 
  • 27 Replies
  • 12582 Views
Kirby in Sonic the Hedgehog 1 & 2
A New Way To Play Sanic
LoneDevil 
  • 5 Replies
  • 2127 Views
Hedgehog Abuse Simulator
SHC2015 Concept Demo Release
Selbi 
  • 6 Replies
  • 3895 Views
Sonic 3 & Knuckles: Pro Survivor
Second Demo Release (and the first in Sonic Retro)
NeoFusionBox 
  • 0 Replies
  • 1856 Views
Sonic 2: Return of Shadow/demo and website. JoenickROS 
  • 12 Replies
  • 7604 Views
Portal Gun in Sonic 2 snkenjoi 
  • 14 Replies
  • 13239 Views
Somari the Adventurer (Genesis/Megadrive)
Basically Mario in Sonic 1
LoneDevil 
  • 19 Replies
  • 12398 Views
Dust Hill hack level map? elvisish 
  • 3 Replies
  • 1744 Views
The most complete experience / top hacks?
Opinions and suggestions.
Vangar 
  • 15 Replies
  • 3465 Views
SonicXFreedomPlanet (Now includes a backstory and more stuff.)
Sonic meets Freedom Planet! (New Concept Art!)
Draxirch 
  • 26 Replies
  • 10134 Views
Sonic 1 FM - full source
"full" means everything, I.e. ASM, MIDIs, VGMs, bonus content
ValleyBell 
  • 6 Replies
  • 3054 Views
Might as well jump!
(Go ahead and jump!)
Top-Hatt 
  • 8 Replies
  • 2483 Views
My Sonic 3 cartridge never saved games tokumaru 
  • 4 Replies
  • 1795 Views
Sonic in Spelunky RazoZen 
  • 0 Replies
  • 1733 Views
Is there a Sonic Crackers hardware patch? Phugolz 
  • 2 Replies
  • 1772 Views
Gens MDP Plugins
What? How?
Top-Hatt 
  • 14 Replies
  • 2777 Views
Motorola ASM gems drx 
  • 0 Replies
  • 1211 Views
A neat little Genesis Devkit I saw Top-Hatt 
  • 17 Replies
  • 4016 Views
Sonic 2 Split Disassembly FraGag 
  • 119 Replies
  • 48093 Views
Various bugfixes for the Sonic 1 sound driver ValleyBell 
  • 3 Replies
  • 2384 Views
Optimized KosDec and NemDec, considerably faster decompression
UPDATE: New improved Kosinski and Nemesis compressors by flamewing
vladikcomper 
  • 32 Replies
  • 12035 Views
Sonic 1 Disassembly Hivebrain 
  • 66 Replies
  • 24785 Views
Shadow the Hedgehog general hacking discussion
Formely Shadow the Hedgehog test level found
ashthedragon 
  • 102 Replies
  • 59748 Views
An open question to E-122-Psi
Not a PM for a reason; opinions are welcome
nineko 
  • 28 Replies
  • 5090 Views
Genesis Port/Remake of Modern Sonic games?
Do any exist?
Lodmot 
  • 9 Replies
  • 2661 Views
SA2 Ranks? Chensen 
  • 2 Replies
  • 969 Views
How to improve the PLC Queue
Who wants RAM/an obscene number of PLRs?
Clownacy 
  • 0 Replies
  • 856 Views
Saxman's Sonic Boom engine
Throw out your S2 disassemblies. Try this instead.
saxman 
  • 76 Replies
  • 29507 Views
Sega PC Reloaded
Four old games, working still/again
Korama 
  • 76 Replies
  • 43733 Views
Sonic 1 RAM for the RAM newbie? er1c1996 
  • 7 Replies
  • 2297 Views
Dr Robotnik's Mean Bean Machine Hacking Thread E-122-Psi 
  • 13 Replies
  • 4284 Views
Xoreos team working on Sonic Chronicles engine reimplimentation Sofox 
  • 9 Replies
  • 3865 Views
Sonic X-treme Modding !
Now that you've got the 037 leak, Lets Have some fun!
Andrew75 
  • 1 Reply
  • 5639 Views
Help with porting S3K's layout format?
MCZ bug I can't seem to shake
Clownacy 
  • 10 Replies
  • 2353 Views
Sonic Heroes Prototype ADX files
I kinda want them
Glisp 
  • 1 Reply
  • 1901 Views
Sonic Runners sound files Azu 
  • 6 Replies
  • 2219 Views
S1-friendly improved Sonic 2 sound driver
April Fools' joke gone too far
Clownacy 
  • 4 Replies
  • 2666 Views
S&KC Mod Loader
Because why not
MainMemory 
  • 2 Replies
  • 1808 Views
Sonic 2 Delta v0.25
Test version
Esrael 
  • 15 Replies
  • 7634 Views
Amy In Sonic 1
"Amy Rose is here!"
E-122-Psi 
  • 261 Replies
  • 67393 Views
S3K to S1 SMPS Converter ValleyBell 
  • 16 Replies
  • 10521 Views
Sonic 2 Special Stage Editor
Windows and Linux; v0.2.0
flamewing 
  • 34 Replies
  • 14909 Views
Sally in Sonic 1! E-122-Psi 
  • 161 Replies
  • 62655 Views
Sonic Advance Hacking
Just a general Sonic Advance hacking thread.
Demonic722 
  • 27 Replies
  • 9425 Views
SoniPlane
HELP WANTED! - SEGA MegaDrive plane editor (beta 1.1.1) - in-dev:
Natsumi 
  • 24 Replies
  • 9990 Views
Making Sonic 2's sound driver good
A collection of guides too short for their own topics
Clownacy 
  • 1 Reply
  • 2056 Views
Get Blue Spheres? Cinossu 
  • 14 Replies
  • 7519 Views
Blue Sphere Password Algorithm Reverse-Engineered ArrowCase 
  • 4 Replies
  • 2731 Views
Rocket Knight Adventures Compression
Tool Help Required
StephenUK 
  • 2 Replies
  • 1773 Views
[S1] Considerably speeding up level loading
Gotta go fast, right?
Natsumi 
  • 14 Replies
  • 4210 Views
Strange fix to test out
I want to see if it's just me
Clownacy 
  • 4 Replies
  • 3135 Views
GSXPwn snkenjoi 
  • 0 Replies
  • 1653 Views
How to improve PCM playback quality with Sonic 2's sound driver Clownacy 
  • 3 Replies
  • 2442 Views
Sonic 3 Cz v2.0
Launch Base unglitched!
Hayate 
  • 41 Replies
  • 22032 Views
Sonic Boom: Rise of Lyric File Formats NeKit 
  • 1 Reply
  • 3899 Views
Need help ripping sound effects from the DC version of SA2 IndyTheGreat 
  • 4 Replies
  • 2924 Views
Sonic Heroes something MainMemory 
  • 44 Replies
  • 26812 Views
Dragon Crystal (SMS) Disassembly and Exploration
Yay Sega roguelikes
trykaar 
  • 12 Replies
  • 5698 Views
Sonic Adventure: Beta Chao Garden Restoration Vertrex 
  • 6 Replies
  • 4406 Views
[Tutorial] How to interactively add objects to SA2 levels flarn2006 
  • 2 Replies
  • 1753 Views
How to fix speed issues in Sonic 2
A step-by-step guide
redhotsonic 
  • 12 Replies
  • 8533 Views
Saturn Homebrew 101
how do?
Lostgame 
  • 0 Replies
  • 1597 Views
How to extend the sound ID range in Sonic 2's sound driver
(properly)
Clownacy 
  • 0 Replies
  • 1638 Views
Sonic Hacking Contest 2014 Results Spanner 
  • 26 Replies
  • 10552 Views
Fixed Water in the Chao Gardens (Sonic Adventure DX PC) IndyTheGreat 
  • 8 Replies
  • 6287 Views
Metal Sonic Hyperdrive
Metal Sonic in Sonic 1-3K included
LoneDevil 
  • 18 Replies
  • 10822 Views
Playable Metal Sonic in Sonic CD
Halloween release
LoneDevil 
  • 17 Replies
  • 9017 Views
Static Splash Screen Guide Hitaxas 
  • 3 Replies
  • 3608 Views
Sonic 1 "Mega PCM" driver
A new DAC driver for Sonic 1, version 1.1 is out!
vladikcomper 
  • 46 Replies
  • 30610 Views
Esrael Neto Assembler Editor v0.10 Esrael 
  • 13 Replies
  • 3764 Views
Porting any Sonic Megadrive game to SNES
I'm just curious if it's possible
Hez 
  • 53 Replies
  • 16515 Views
Sonic - Into The Void
About my hack
Blueblur93 
  • 68 Replies
  • 17952 Views
Sonic The Hedgehog 1 for Sega/Mega-CD
UPDATE: 12/05/2013
HCKTROX 
  • 21 Replies
  • 11259 Views
Aspect Edit Help
Editing Sonic 2 Master System
EsseOuriço 
  • 7 Replies
  • 2232 Views
The Chaos Layer (Alpha) MarkeyJester 
  • 18 Replies
  • 8053 Views
Gens Rerecording / Lua issue
This really scuppers a project of mine, I'd appreciate any insight
Mercury 
  • 20 Replies
  • 4288 Views
Manifest Destiny: Split Disassemblies of Non-Sonic Games
aka Let's Make A Split Disassembly of Pokémon Fire Red!
Quickman 
  • 16 Replies
  • 6329 Views
I HOG THAT HATE HEDGE!!! MarkeyJester 
  • 31 Replies
  • 14815 Views
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