MEKA (2021/07/26) is released. MEKA is a multi-machine emulator for MS-DOS, MS-Windows and maybe GNU/Linux. The following machines are supported by MEKA:

* Sega Game 1000 (SG-1000)
* Sega Computer 3000 (SC-3000)
* Sega Super Control Station (SF-7000)
* Sega Mark III (+ FM Unit)
* Sega Master System (SMS)
* Sega Game Gear (GG)
* ColecoVision (COLECO)
* Othello Multivision (OMV)

MEKA Git Changelog:
Build
Windows: Stopped shipping UPX-compressed builds. (#60, #63).
Windows: Building with Visual Studio 2019 toolchain.
Emulation (Mappers)
Mappers: added support for Korean xx-in-1 mapper for: 'Super Multi Game - Super 75 in 1' and 'Super Game World 75'.
Database
Added and modified entries in the checksum and compatibility lists.

Download: MEKA (2021/07/26)
Source:Here