DFM files exist as 2 different types. Please find information about each of them below.
Type 1: Midas ViewPoint Display Form
General Information
| Title | DFM File Extension |
| Extension | .dfm |
| Full Form | Delphi Form Module |
| File Type | Development File |
| Developer | Embarcadero Technologies |
| MIME Type | application/x-dfm |
File Function
| Primary Function | Store form data |
| Additional Functions | Define GUI |
| Features | Text, Binary format |
File Characteristics
| Quality | High readability |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Software Development | Yes |
| Desktop Applications | Yes |
| Component Design | Yes |
Security and Practices
| Security Risks | Code execution |
| Best Practices | Version control, Backup |
Historical/Version Information
| Initial Release | Early 1990s |
| Latest Version | Embarcadero Delphi 10.4 |
Associated Types
| Similar Extensions | .pas, .dpr, .dpk |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Embarcadero Delphi |
Commercial | Windows |
 Lazarus IDE |
Free | Windows, Mac, Linux |
 CnPack IDE Wizards |
Free | Windows |
Type 2: Delphi Form
The DFM file contains details of objects in a Delphi form. DFM files pair with .pas files. DFM files save in binary or text format. The format options set in Environment Options dialog. DFM file infor...
General Information
| Title | DFM File Extension |
| Extension | .dfm |
| Full Form | Delphi Form File |
| File Type | Development File |
| Developer | Embarcadero Technologies |
| MIME Type | text/plain |
File Function
| Primary Function | Store form design |
| Additional Functions | Visual layout, Resource storage |
| Features | Text-based, Object properties |
File Characteristics
| Quality | High readability |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes, with IDE |
Use Cases
| Desktop Applications | Yes |
| Cross-Platform Development | Yes with Lazarus |
| Prototyping GUI | Yes |
Security and Practices
| Security Risks | Code injection |
| Best Practices | Version control, Regular audits |
Historical/Version Information
| Initial Release | 1995 |
| Latest Version | Delphi 10.4 Sydney (2020) |
Associated Types
| Similar Extensions | .pas, .dpr, .dpk |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| Embarcadero Delphi |
Commercial | Windows |
 C++ Builder |
Commercial | Windows |
| Lazarus IDE |
Free | Windows, Mac, Linux |