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Mega EverDrive Pro Downloads

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Operating System | Mega Theme | Release Notes | Manuals

Operating System

Looking for Mega EverDrive X Series files? CLICK HERE

Version Release Date Compatibility Download
v4.08 11/19/2020 Pro [DOWNLOAD]
v4.07 10/20/2020 Pro [DOWNLOAD]
v4.06 09/30/2020 Pro [DOWNLOAD]
v4.05 09/19/2020 Pro [DOWNLOAD]
v4.04 08/08/2020 Pro [DOWNLOAD]
v4.03 08/04/2020 Pro [DOWNLOAD]
v4.02 07/25/2020 Pro [DOWNLOAD]
v4.01 07/10/2020 Pro [DOWNLOAD]
v4.00 07/01/2020 Pro [DOWNLOAD]
Looking for EverDrive-MD or Mega EverDrive v1 OS? Please visit our LEGACY section.

Mega Theme

Version Release Date Download
v1.0.0.1 10/20/2020 [DOWNLOAD]

Release Notes:

v4.08

  • Changed user mappers linking rules. Specific rom header isn't need anymore, just put mapper.rbf in game folder and game will be executed along with attached mapper (for developers).
  • Another improvement for .cue parser
  • Built-in megacolor player. Change yours megacolor videos extension to .mcv to play them right from cartridge menu. Early megacolor-player not longer supported, player update required.
  • Association of certain file types with external applications function. Since version 4.08 OS supports association of certain file types with external applications. This feature mostly designed for external emulators, but can be used for other purposses also, for built-in megacolor player for example. If file extension matches to one of folders name in MEGA/edapp then such file will be executed using app.md rom stored in this folder. app.md will be loaded to begin of ROM memory space and target file will be loaded right after app.md. System also can pass to app.md patch to the target file instead of including file data itself, it depends of config.txt stored in app.md folder. Also app.md can use own custom maper if mapper.rbf stored in same folder along with app.md Refer to MEGA/edapp folders details.

v4.07

  • Cartridge UI customization support support. Menu themes supports static images, fullscreen scrolling, per tile scroling, menu colors modifications. Themes can be installed using cartridge menu, just hit at .bgr file and click "Set Theme". Download megatheme tool above for details.
  • "Last Game Autoboot" option. Runs last played game automatically at cold start. Hold C during system boot to return in menu
  • .cue parser improvements
  • Minor optimizations for system functions acceleration, faster return from game to menu, etc.

v4.06

  • Fix for Pier Solar when playing with cd-audio (was accidentally broken in v4.05)

v4.05

  • Fixed audio clicks when using cd images with wav tracks
  • Fixed problem when save-state preview via in-game menu causes state loading
  • Fixed controllers lock-up in j-cart tennis games
  • SRAM switched off for Puggsy
  • Fixed audio drops during Popful Mail FMV
  • Minor system improvements

v4.04

  • Saves management changes.
    • System will move save data from battery ram to SD card every time when cartridge boots to menu (instead of moving when game changed). 
    • It makes save system more clear and prevent lost of data for last played game if battery dry out.
  • Fixed volume register overflow in PCM low pass filter
  • Fixed Snatcher crash after "corpse reconstruct" cut scene
  • Fixed audio track cutting for bin+wav cd images
  • Mapper for Sonic Delta

v4.03

  • Fix for games which using "reset" instruction

v4.02

  • Fixed pause for MegaSG in SMS games
  • Fixed SMS in-game menu for MegaSG
  • Support for CD images with data tracks in MODE1/2048 format
  • Included YM2413 core update from Necronomfive
  • RAM cheats (including Mega-CD)
  • OS can load custom user mappers from the ROM catalog without copying it to the system folder. rbf file name should match to the mapper number
  • Aside of system folder OS will seek IPS patches in ROM folder also (patch name should match to the ROM name)
  • Speed improvement for IPS parcher
  • Included MSU-MD patch for ToeJam & Earl in Panic on Funkotron. Thanks to @32mbit for making this patch. http://tinyurl.com/msu-md
  • Minor system improvements

v4.01

  • Fixed problem with SMS FM sound when it stops working if smsbios.sms not exists
  • Multi-bin CD images support*
    • CD images storing rules changed. Please refer to manual for details.
  • Save states preview right from In-Game menu (genesis mode only)
  • Ips auto patcher
    • Built-in auto patcher engine allow to use ips patches without using patching software. Rom stays unchanged on disk but patched in cart RAM.
    • ips-msu folder for games executed in pair with CD (ROM+CD), ips-std for all other games.
    • There two ways for path and ROM association:
      1. Patch name should match to ROM ID. ROM ID can be obtained in "Rom Info" menu.
      2. Patch and ROM name should be the same.
  • Included msu-md ips patches for games which been previously hacked for MD+
    • Just put original unpatched rom and CD image to the same folder, cue file name should match to the rom name. MD+ audio pack can be used as is for msu-md.
    • msu-md patches also can be used with any other flashcart in pair with original Mega-CD, in this case rom should be patched manually and audio packs should be burned to the disk.
  • Region fixes related to MegaSG

v4.00

  • Initial release.

Manuals:

Version Release Date Download
v4.02 08/07/2018 [DOWNLOAD]

Other Resources:

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