Sega Master System / Game Gear / SG-1000 emulator for macOS, Windows, Linux, BSD and RetroArch.

Support for YM2413
Native file dialogs
Drag and drop rom files to open
Overscan options
Improved Game Gear timings
Improved PAL detection
Debugger improvements
Custom folders for saves and savestates
Scaling improvements like fit to window size or fit to window height
Hide cursor when hovering output window or when main menu is disabled
Load symbol files from command line
Support for WLA symbol files
Improve input response time
Save screenshots
Support for WSL
Automatic builds in GitHub Actions
Several bug fixes
Add support for zoomed sprites in SMS/GG modes
Pixel perfect rendering even with non integer HDPI values on Windows
Fixed bug where when resetting, the first opcode would not be disassembled. by @samizzo in #50
Added a generalised shortcut system so any gui events can have a shortcut key defined in the config.ini by @samizzo in #52
add retrofw target by @Poligraf in #55
Fix window title flicker by @clbr in #74
Define install and uninstall targets by @TomChapple in #94
Update NFDe implementation to v1.1.1 by @TomChapple in #96