What's Changed

• 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

New Contributors

• @samizzo made their first contribution in #50
• @Poligraf made their first contribution in #55
• @clbr made their first contribution in #74
• @TomChapple made their first contribution in #94

Full Changelog: gearsystem-3.4.1...3.5.0

• RetroArch (libretro):
  • Fix crash when loading roms.

• All platforms:
  • BIOS support.
  • 3D glasses support (choose eye).
  • Janggun mapper.
  • Fix incorrect region detection.
  • Many performance improvements.
  • Several bug fixes.
• Windows , Linux and Mac (desktop):
  • Fullscreen.
  • Multi-line cheat input to add multiple cheats in batch.
  • BSD support.
  • Debugger: go-to address, double click in jumps, back, memory breakpoints.
• RetroArch (libretro):
  • Apple TV
  • macOS ARM
  • OpenDingux

• All platforms:
  • Many performance improvements.
  • Several bug fixes.
• Windows and Linux (standalone):
  • Portable Mode. Create a file named portable.ini in the same directory as the application binary.
• Windows (standalone):
  • Added missing dependencies for building with VisualStudio.
• RetroArch (libretro):
  • Remove usage of obsolete Cell SDK in favor of the PSL1GHT SDK.

• All platforms:
  • Improved VDP timing.
  • Improved sprite accuracy.
  • Improved memory usage.
  • Minor bug fixes.
• Libretro:
  • Fixed crashes due to heavy usage of memory in low memory platforms.

• Windows, Linux, macOS and Raspberry Pi 4:
  • Full Debugger for Master System, Game Gear and SG-1000.
  • Z80 disassembler with breakpoints and debug symbols.
  • TMS9918 inspector, including pattern tables, name tables, sprites and palettes.
  • Memory Editor.
  • Open rom using cli argument.
• Libretro:
  • Emulation parameters like region, system, mapper, etc.
• All platforms:
  • Load gamepad mappings from file.
  • Several bug fixes.

• Windows, Linux and macOS:
  • Tweaking options for scanlines, fast forward and dot matrix effect.
  • Improved gamepad support and configuration.
  • Add backers into About window.
• Raspberry Pi 4:
  • Desktop app.
• All platforms:
  • Several bug fixes.

• Windows, Linux and macOS:
  • Scanlines.
• All platforms:
  • Several bug fixes.

• Windows, Linux and macOS:
  • Fully redesigned GUI using Dear ImGUI library (No more Qt 😅).
  • Fast Forward.
  • Game Genie and Pro Action Replay cheats support.
  • Force any aspect of emulation: system, cart region, NTSC/PAL, mapper, etc.
  • Screen ghosting.
  • Configurable screen scale and aspect ratio.
  • Two player support.
  • Gamepad support.
  • Open Recent menu.
  • Save states.
• All platforms:
  • SG-1000 support.
  • Performance improvements.
  • Bug fixes.