TotalSMS

Spec sheet

Purpose

TotalSMS is a simple Sega Master System, Game Gear, and SG-1000 emulator.Read 7 Oct 2026 · github.com

License

GitHub identifies the repository license as MIT.Read 7 Oct 2026 · github.com

Bug reports

The project asks users to open an issue to report problems and, for graphics bugs when possible, include a screenshot or video.Read 7 Oct 2026 · github.com

Build dependency

The README says the SDL2 example can use any version of SDL2.Read 7 Oct 2026 · github.com

Build output

The documented build produces a binary named TotalSMS_SDL2 in build/bin.Read 7 Oct 2026 · github.com

Controls

The README maps X and Z to A and B, and the arrow keys to directional controls.Read 7 Oct 2026 · github.com

Dependencies

The documented SDL2 build requires SDL2 and CMake 3.18 or higher.Read 7 Oct 2026 · github.com

Game controls

The README maps X to A, Z to B, and the arrow keys to directional controls.Read 7 Oct 2026 · github.com

ROM loading

The SDL2 example loads a ROM from a path, with a ZIP path shown as an example.Read 7 Oct 2026 · github.com

Save states

The listed controls use Ctrl+S to save a state and Ctrl+L to load one.Read 7 Oct 2026 · github.com

SDL2 build

The README describes building an SDL2-based example with CMake 3.18 or higher and SDL2.Read 7 Oct 2026 · github.com

Web build

The project’s linked page is an Emscripten build with a control to load a ROM.Read 7 Oct 2026 · itotaljustice.github.io

Web version

The project website shows an Emscripten build with a control to load a ROM.Read 7 Oct 2026 · itotaljustice.github.io

Where Specifiction places it

• Sega Master System Emulators#24 of 256.1