Heres a new release of the sega multi system emulator for the Original Xbox:

NeoGensPlusGX v1b10 fix is released. NeoGensPlusGX is a multicore emulator which emulates: Sega Genesis/Megadrive, 32X, SegaCD/MegaCD, Sega Master System, Game Gear, SG-1000, SC-3000, SF-7000, MK3.

NeoGensPlusGX Changelog:
This is a multicore emulator based off of two emulator cores..

Cores are - Gens (Neogenesis) v25.19b, Genesis Plus GX v1.15b.
Genesis Plus GX core is by EkeEke. Initially ported by A600 to SDLx.

converted to x-port (Madmab Edition) and DirectX by Madmab and XtecuterX73.

Read the Readme-NeoGenesis.txt for all news regarding the Neogenesis core up to v25.14b.
Read the Readme-GenesisPlusGX.txt for all news regarding the Genesis Plus GX core up to v1.07b.

Beta Updates Both Cores

* Updated to madmab edition interface CFv1b30. See "Interface Changelog.txt"

Genesis Plus GX v1.15b

* Changes to the screenshot code to account for new directory layout when using "Extras menu" screenshot options.

* Thunder Force III was hanging due to the improved fifo timing accuracy and later fixed by an update, see below core changes.

* Pier Solar was not working in previous build but appears to be working now (may be due to the fifo timing fixes)

* Rewind was causing framerate issues with some games when running in 720p mode. (Example: Beginning of Sonic 3 Angel Island Zone). Fixed.

* Core updated to all changes up to 09/20/17. See below changelog.

[Core/IO]

* Increased Sega Mouse latency (fixes mouse support in Star Blade)

[Core/Sound]

* Fixed PSG noise channel bug.

* Fixed 3-Band EQ implementation.

[Core/VDP]

* Allow active screen width to be modified during first two lines (Bugs Bunny in Double Trouble).

* Improved VDP status read timing accuracy (fixes 'Marvel Land' demo mode).

[Core/CD]

* Fixed CD hardware buffer initialization when using dynamic memory allocation.


[Core/MD]

* Added (very basic) emulation of Flashkit MD hardware.

download http://www.1emulation.com/forums/top...cd-new-update/

via http://www.emucr.com/2017/12/neogens...v1b10-fix.html