Here is a Nemesis compressor and decompressor that I made. Notably, this compresses data identically to Sega's original Nemesis compressor. This...
Here is Sonic 2 with Knuckles and all of Sonic 1's levels. It's very unfinished, but playable from beginning to end. Development Background...
(Cross-post from my blog) Sonic 2 has an unused object that can be placed in Debug Mode (Edit Mode), which appears to be a spinning pole that...
Having created a new Knuckles in Sonic 2 disassembly, I figured I'd put it to use by restoring Sonic and Tails to the game. This isn't just a...
This is another cross-post from my blog. Sonic the Hedgehog 2's compressed sound driver code has a strange quirk: it's followed by a single '4E'...
SonMapEd is pretty old, having last been updated in 2007, but for the last decade it has served as my go-to sprite editor and converter....
Wait, what, didn't I just release an entire emulator a couple of weeks ago? Where the heck did this come from? Here's something I've been quietly...
Since September last year, I've been working on-and-off on a Mega Drive emulator. It's not even close to being complete, but when will it ever be?...
(Another cross-post from my blog). I had some free time lately, so I decided to start a project that I've been meaning to get around to for...
(This is another cross-post from my blog, duplicated here because it's relevant, and for preservation in case the blog ever disappears). I've...
Right now we have many Kosinski compressors such as the ones in KENS, KENSSharp, mdcomp (a.k.a. KENSC), and clownlzss, but none of them are...
(This is a cross-post of one of my blog posts, where I go over the technical background of the various SMPS drivers used by the Sonic series. I...
I'm not sure whether spamming multiple threads for each series is a good idea, so for now I'm just keeping them in a single thread: I've been...
Back in 2014, I made a video showing off a hack of Sonic 1 that featured the Elemental Shields. It never had a download link, leading to a lot of...
I cannot believe I'm writing this. On an absolute whim, I found the source code to Sega's Saxman compressor, used for Sonic 2's sound engine and...
It seems information about REV02 is pretty muddled these days. When I started looking into it, it seemed the consensus was that REV02 was some...
Contest page copypaste: [spoiler] Screenshots: [spoiler] Old video from back when this had EHZ: [spoiler] I've been working on and off on a PC...
Notice - The latest version can be found here ------------------------------------------------------------ Huh. The EU/US release date of Sonic 2...
[IMG] This is a Windows shell extension for flamewing's FW-KENSC (and MarkeyJester's Twizzler), made by MainMemory and I. If you're like me, you...
Having got my feet wet with LZSS, I read up on Kosinski, Saxman, and Comper's compression schemes, all of which were supported in my Captain...
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