MEKA vs SMS Plus GX

MEKA is a free multi-machine emulator for Sega 8-bit systems and ColecoVision. It supports the SG-1000, SC-3000, SF-7000, Mark III, Master System, Game Gear, ColecoVision and Othello Multivision, along with a wide range of peripherals and unusual games. The project includes a debugger and tools for debugging and hacking, aimed at programmers and people working with Sega 8-bit systems. It also provides a game database and compatibility list, which the site describes as receiving fixes and changes. MEKA is free software under a BSD-like license, and its source and data may be browsed and reused without restrictions. The download page lists a Windows x86 build and directs GNU/Linux and macOS users to build from source. That page describes MEKA 0.80 as in development, while the GitHub releases page lists Meka 2025-08-17 as the latest release. Initiated in 1998, the project is maintained by Omar Cornut, known as Bock. The project says it has limited use for the average player.

SMS Plus GX has no write-up on Specifiction yet; its figures are above.