A new build is out for the Wii's Genesis Plus Project - otherwise known as GenPlus. In case you're not familiar with the program, GenPlus is a Sega Genesis Emulator for the Nintendo Wii and GameCube. This latest version has several new updates, with a large emphasis on added support for extra players (up to 8!). Be sure to read the documentation included in the archive for more information. Here's the changelog for the 16-07-08 release:

[Genesis]
- adjusted (again) HINT timings: fix Double Dragon 2 (game freezed), hopefully does not break anything else
- fixed broken EEPROM support for Codemaster games
- modified input update timings: fix Dungeons & Dragons - Warriors of the Eternal Sun (thanks to Notaz)
- added support for "Ultimate Mortal Kombat Trilogy" hack (max. size supported is 10MBytes)
- added (VERY) preliminar support for PICO roms (credits to Notaz for his documentation)
- improved YM2612 emulation (credits to Nemesis for his tests on real hardware):
.implemented phase overflow emulation: improved fix for special music instrument used in Comix Zone, Flashback, Ariel, Shaq Fu...
.improved SSG-EG emulation in MAME core (also based on additional code from Alone Coder)
.improved Timers emulation accuracy
.improved Enveloppe Generator accuracy
.fixed Channel 3 CSM mode emulation
.implemented sample interpolation in MAME core to emulate the chip at original frequency (HQ YM2612 mode, from gens)

[NGC/Wii]
- added automatic alphabetical filesorting (Marty Disibio)
- added ROM History for faster ROM access (Marty Disibio)
- fixed a silly input bug in "ROM Infos" & "Game Genie" menus
- modified "Hard Reset" option
- improved display sharpness in original rendering mode (H40 cell mode only), filtering is now completely disabled
- enabled overscan emulation in "STRETCH" aspect mode also
- added support for horizontal wiimote handling in Menu (automatically used when the wiimote is not pointed towards the screen)
- improved Controller options
.prevented keys reconfiguration if device is not detected
.added support for up to 8 players (ISS Pro Deluxe, ...)
.each player can be affected to a custom device (GAMECUBE Pad, WIIMOTE/NUNCHUK or CLASSIC)
.added the ability to use classic controller & wiimote pad from the same port separately
.modified "soft-reset" key on the Wiimote to avoid "accidental" resets (now press Buttons + & - simultaneously)
.added MODE button mapping: use "START+Z" on gamepad or "Button Minus" on wiimote/classic (not reconfigurable)
.added automatic configuration save for controller options