.FON File Extension

Font File

A FON file contains font resources in Resource (.res) file format. The .FON format files were developed by Microsoft for Windows 3.x. These files comprise bitmap fonts utilized in early MS DOS GUI des...

General Information

Title FON File Extension
Extension .fon
Full Form Font File
File Type System File
Developer Microsoft
MIME Type application/x-font-fon

File Function

Primary Function Store fonts
Additional Functions Display text
Features Bitmap, Fixed-size

File Characteristics

Quality Fixed resolution
Supports Layers No
Supports Transparency No
Editable With software

Use Cases

System Fonts Yes
User Interface Yes
Legacy Applications Yes

Security and Practices

Security Risks Font vulnerabilities
Best Practices Validate, Monitor origin

Historical/Version Information

Initial Release 1980s
Latest Version Varies with OS

Associated Types

Similar Extensions .ttf, .otf, .woff

Software Compatibility

Software Usage Policy OS Compatibility
Microsoft Windows Included Windows
FontForge Free Windows, Mac, Linux