There are 4 repositories under sega-megadrive topic.
SGDK - A free and open development kit for the Sega Mega Drive
Mega Drive/Genesis core written in Verilog
Official Repository of FB Alpha Emulator
Universal Region mod, 50/60 Hz switch and In-Game-Reset (IGR) for Sega Mega Drive (AKA Genesis)
Aventuras en Megadrive: Aprende a programar y crear juegos
Visual Studio Code Genesis Development Extension
Super fast DMA queue for the Sega Genesis
Project to learn how to implement a game engine for the Sega Genesis/Mega Drive.
A curated list of Sega Genesis / Mega Drive development resources such as tools, docs, emulators, related projects and open-source ROMs.
Upgraded S3&K sound driver
An isometric adventure racing game for the Sega Genesis/Megadrive
LZSS compressor - Desert/Jungle/Urban Strike (Mega Drive)
Megadrive port of KłełeAtoms made in SGDK.
Export Sega Megadrive/Genesis tiles from Gimp
Github repository for the Gamehut "How to Code!" series.
Lua HUD for TASing Genesis Sonic games and many hacks
In-Game Reset mod with region switching feature for SEGA Megadrive/Genesis.
MD+ Patch for Comix Zone
MD+ Patch for Darius II aka Sagaia
MSU-MD driver implementation for adding CD quality audio to Mortal Kombat II on Sega Genesis/Mega Drive/32X
Sega Mega-CD gpu performance test
2022 Sega Genesis Mini 2 SEGA Mega Drive Mini 2
A Python plug-in for Gimp, which generates a new image containing all 512 Sega Genesis/Megadrive colors
Lua HUD for TASing Monster World IV
MD+ Patch for Raiden Trad
MD+ Patch for Streets of Rage 1