.MD File Extension

MD files exist as 7 different types. Please find information about each of them below.

Type 1: Markdown Documentation File

General Information

Title MD File Extension
Extension .md
Full Form Markdown Documentation File
File Type Text Document
Developer John Gruber, Aaron Swartz
MIME Type text/markdown

File Function

Primary Function Text formatting
Additional Functions Documentation, Note-taking
Features Plain text, Simple syntax

File Characteristics

Quality Readable, Simple
Supports Layers N/A
Supports Transparency N/A
Editable Yes

Use Cases

Documentation Yes
Blogging Yes
Readme Files Yes

Security and Practices

Security Risks Low
Best Practices Version control, Backup

Historical/Version Information

Initial Release 2004
Latest Version CommonMark 0.29 (2020)

Associated Types

Similar Extensions .markdown, .mdown, .mkdn, .mdwn, .mkd, .mdtxt, .mdtext

Software Compatibility

Software Usage Policy OS Compatibility
Visual Studio Code Free Windows, Mac, Linux
Atom Free Windows, Mac, Linux
MarkdownPad Free, Paid Windows

Type 2: SEGA Mega Drive ROM

Open and convert SEGA Genesis/Mega Drive ROM files. MD files can be converted to BIN (Sega Genesis Game ROM format) using SBWin. You can then open the ROM with Gens Plus! or Kega Fusion emulators. Op...

General Information

Title MD File Extension
Extension .md
Full Form SEGA Mega Drive ROM File
File Type Game ROM File
Developer SEGA
MIME Type application/x-genesis-rom

File Function

Primary Function Store game data
Additional Functions Emulation, Backup
Features 16-bit, Console ROM

File Characteristics

Quality Fixed
Supports Layers No
Supports Transparency No
Editable Limited

Use Cases

Gameplay Yes
Preservation Yes
Development Modding

Security and Practices

Security Risks ROM hacks
Best Practices Legal sourcing, Virus scan

Historical/Version Information

Initial Release 1988
Discontinued 1997

Associated Types

Similar Extensions .smd, .gen, .bin

Software Compatibility

Software Usage Policy OS Compatibility
Kega Fusion Free Windows, Mac, Linux
Gens Free Windows
RetroArch Free Various

Type 3: Machine Description File

General Information

Title MD File Extension
Extension .md
Full Form Machine Description File
File Type Data File
Developer Varies
MIME Type text/plain

File Function

Primary Function Store configurations
Additional Functions Define machine specifics
Features Text-based, Human-readable

File Characteristics

Quality Textual data
Supports Layers No
Supports Transparency No
Editable Yes

Use Cases

Compiler Backend Yes
Code Generation Yes
Optimization Yes

Security and Practices

Security Risks Low
Best Practices Version control

Historical/Version Information

Initial Release Varies
Latest Version Depends on tool

Associated Types

Similar Extensions .c, .h, .s

Software Compatibility

Software Usage Policy OS Compatibility
GCC Free Various
LLVM Free Various

Type 4: MDCD Compressed Archive

General Information

Title MD File Extension
Extension .md
Full Form MDCD Compressed Archive
File Type Compressed File
Developer Unknown
MIME Type application/octet-stream

File Function

Primary Function Data compression
Additional Functions File packaging
Features Reduced size, Bundle files

File Characteristics

Quality Lossless
Supports Layers No
Supports Transparency No
Editable No, Extract first

Use Cases

Data Transfer Yes
Backup Yes
Archiving Yes

Security and Practices

Security Risks Malicious code
Best Practices Scan for viruses, Verify source

Historical/Version Information

Initial Release Unknown
Latest Version Unknown

Associated Types

Similar Extensions .zip, .rar, .7z, .tar

Software Compatibility

Software Usage Policy OS Compatibility
Unzip Free, Paid Windows, Linux
7-Zip Free Windows, Linux
WinRAR Free trial, Paid Windows, Mac, Linux

Type 5: Sharkport Saved Game File

An MD file stores the contents of a SEGA Genesis game cartridge. It is used for running older games on the PC. Programs that open MD files. SBWin converts MD files to the .BIN format. The .BIN format ...

General Information

Title MD File Extension
Extension .md
Full Form Sharkport Saved Game File
File Type Game Save File
Developer Interact Accessories, Inc.
MIME Type application/octet-stream

File Function

Primary Function Store game saves
Additional Functions Transfer saves
Features PlayStation 2, Backup

File Characteristics

Quality Binary data
Supports Layers N/A
Supports Transparency N/A
Editable With tools

Use Cases

Console Gaming Yes
Backup Saves Yes
Sharing Saves Yes

Security and Practices

Security Risks Corrupt save
Best Practices Verify source

Historical/Version Information

Associated Device PlayStation 2
Popularity Early 2000s

Associated Types

Similar Extensions .psu, .cbs, .max, .xps

Software Compatibility

Software Usage Policy OS Compatibility
Sharkport Software Discontinued Windows
PS2 Save Builder Free Windows

Type 6: MuseData Musical Score

General Information

Title MD File Extension
Extension .md
Full Form MuseData Musical Score
File Type Music Notation File
Developer Center for Computer Assisted Research in the Humanities (CCARH) at Stanford University
MIME Type application/x-musedata

File Function

Primary Function Store musical scores
Additional Functions Music data encoding
Features Text-based, Human-readable

File Characteristics

Quality Depends on content
Supports Layers N/A
Supports Transparency N/A
Editable Yes

Use Cases

Music Engraving Yes
Academic Research Yes
Music Editing Yes

Security and Practices

Security Risks Low
Best Practices Version control, Data validation

Historical/Version Information

Initial Release 1980s
Latest Update Varies with software

Associated Types

Similar Extensions .mus, .xml, .mxl, .sib

Software Compatibility

Software Usage Policy OS Compatibility
MuseData tools Free Cross-platform
MuseScore Free Windows, Mac, Linux

Type 7: Moneydance Financial Data File

General Information

Title MD File Extension
Extension .md
Full Form Moneydance Financial Data File
File Type Financial Data File
Developer The Infinite Kind
MIME Type application/x-moneydance

File Function

Primary Function Store financial data
Additional Functions Budget tracking, investment monitoring
Features Encryption, Data backup

File Characteristics

Quality High integrity
Supports Layers N/A
Supports Transparency N/A
Editable Yes, within software

Use Cases

Personal Finance Yes
Small Business Accounting Yes
Budget Planning Yes

Security and Practices

Security Risks Data breach
Best Practices Regular updates, strong passwords

Historical/Version Information

Initial Release 1998
Latest Version Moneydance 2022.2 (4060)

Associated Types

Similar Extensions .qif, .ofx, .qfx

Software Compatibility

Software Usage Policy OS Compatibility
Moneydance Paid with Free Trial Windows, macOS, Linux