Files with smd extension can be found as exact images of ROM cartridges for Sega Genesis/Mega Drive gaming consoles. Used in emulator software like the Fusion.

There are 6 other file types using
the SMD file extension!

empty icon.smd - Chemical data

empty icon.smd - SmartWare II 1.02 data

smd icon.smd - J-Phone, SmdEd mobile song

empty icon.smd - Mail document or message file

empty icon.smd - Source engine SDK model source

smd icon.smd - Scheme data

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SMD file extension - Sega Genesis ROM emulator data

What is smd file? How to open smd files?

File type specification:

Emulator file type icon Emulator file type

File extension smd is used for disk images of cartridges of video games for Sega Genesis/Mega Drive gaming consoles.

These .smd file contains exact copy of ROM cartridge, that can be used in emulators to make the games playable on computers.

Updated: July 12, 2022

The default software associated to open smd file:

Fusion icon

Fusion  Microsoft Windows software

Company or developer:

Fusion is Windows emulator for Sega SG1000, SC3000, Master System, Game Gear, Genesis/Megadrive, SegaCD/MegaCD and 32X game consoles.

Related articles:

How to play old game classics on Mac

Help how to open:

Use Fusion emulator to handle *.smd ROM images.

How to convert:

It is unlikely you can converted these ROM images to something else. However you may find programs that could possibly extract data out of them.

List of recommended software applications associated to the .smd file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open smd file, edit smd file, convert smd file, view smd file, play smd file etc. (if exist software for corresponding action in's database).

Software that open smd file - Sega Genesis ROM emulator data

Programs supporting the exension smd on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open smd file action.

Microsoft Windows:

Main software associated with smd file by default:
Fusion small icon Fusion
Other suggested software:

Apple macOS / Mac OS X:

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