GMD files exist as 4 different types. Please find information about each of them below.
Type 1: Geometry Dash Level
Geometry Dash includes custom level creation to share online. HJfod created GDShare utility to export levels as GMD files. He updated it to GDShare-mod, integrated with Geometry Dash. Use GDShare-mod ...
General Information
| Title | GMD File Extension |
| Extension | .gmd |
| Full Form | Geometry Dash Level File |
| File Type | Game Level File |
| Developer | RobTop Games |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store level data |
| Additional Functions | Store game objects, Store game mechanics |
| Features | Customizable levels, Encrypted data |
File Characteristics
| Quality | Varies |
| Supports Layers | Yes |
| Supports Transparency | Game-dependent |
| Editable | Yes |
Use Cases
| Game Design | Yes |
| Level Sharing | Yes |
| Community Collaborations | Yes |
Security and Practices
| Security Risks | Modified levels |
| Best Practices | Verify source, Safe sharing |
Historical/Version Information
| Initial Release | 2013 |
| Latest Version | As per game update |
Associated Types
| Similar Extensions | .dat, .sav, .lvl |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Geometry Dash |
Paid | Windows, Mac, iOS, Android |
 GD Level Editor |
With game purchase | Windows, Mac, iOS, Android |
Type 2: Nintendo 3DS Game Dialog File
General Information
| Title | GMD File Extension |
| Extension | .gmd |
| Full Form | Game Message Data |
| File Type | Game File |
| Developer | Capcom |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store dialog |
| Additional Functions | Localize text |
| Features | Multilingual support, Textual data |
File Characteristics
| Quality | Text-based |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | With tools |
Use Cases
| Video Games | Yes |
| Localization | Yes |
| Modding | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Backup original files, Validate localization |
Historical/Version Information
| Initial Release | 2011 |
| Latest Version | N/A |
Associated Types
| Similar Extensions | .bin, .arc |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Capcom's MT Framework |
Proprietary | N/A |
| Custom Tools |
Free | Varies |
Type 3: Game Maker Program Code
What is a GMD file? GMD files belong to Game Maker by YoYo Games Limited. Game Maker lets you make games without writing code. On Feb 28 2007, YoYo Games released Game Maker version 7.0. GMD files are...
General Information
| Title | GMD File Extension |
| Extension | .gmd |
| Full Form | Game Maker Program Code |
| File Type | Development File |
| Developer | YoYo Games |
| MIME Type | text/plain |
File Function
| Primary Function | Store code |
| Additional Functions | Game development |
| Features | Scripting, Game logic |
File Characteristics
| Quality | Depends on implementation |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes |
Use Cases
| Game Development | Yes |
| Prototyping | Yes |
| Educational Purposes | Yes |
Security and Practices
| Security Risks | Script injection |
| Best Practices | Validation, Sanitization |
Historical/Version Information
| Initial Release | 1999 |
| Latest Version | Replaced by .gml in later versions |
Associated Types
| Similar Extensions | .gml, .yy, .yyz |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 GameMaker Studio 1.x |
Commercial | Windows, Mac |
Type 4: GroupMail Message
A GMD file contains data to import a Geometry Dash level. Geometry Dash is a game where players click to the music to avoid obstacles. The game is on iOS, Android, Windows and macOS. Players can creat...
General Information
| Title | GMD File Extension |
| Extension | .gmd |
| Full Form | GroupMail Message |
| File Type | Email Message File |
| Developer | Infacta |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store email messages |
| Additional Functions | Support mail merge |
| Features | Customizable, Bulk mailing |
File Characteristics
| Quality | Text-based |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes, with GroupMail |
Use Cases
| Email Campaigns | Yes |
| Newsletter Distribution | Yes |
| Mass Communication | Yes |
Security and Practices
| Security Risks | Spam misuse |
| Best Practices | Regular updates, Secure data handling |
Historical/Version Information
| Initial Release | Not widely documented |
| Latest Version | Version info tied to GroupMail software updates |
Associated Types
| Similar Extensions | .mbx, .eml, .msg |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| GroupMail |
Free, Paid versions | Windows |