The following tables display file extensions associated with font files, with extensions for the most commonly encountered file formats listed first:
| File Extension |
File Description |
| .fnt |
Font File |
| .fon |
Generic Font File |
| .otf |
OpenType Font |
| .ttf |
TrueType Font |
| File Extension |
File Description |
| .abf |
Adobe Glyph Bitmap Distribution Format |
| .afm |
Adobe Font Metric File |
| .bdf |
Glyph Bitmap Distribution Format |
| .chr |
Borland Character Set |
| .dfont |
Mac OS X Data Fork Font |
| .eot |
Embedded OpenType Font |
| .lwfn |
Adobe Type 1 Font (Mac) |
| .pfa |
Printer Font ASCII File |
| .pfb |
Printer Font Binary |
| .pfm |
Printer Font Metrics File |
| .suit |
Font Suitcase |
| .ttc |
TrueType Font Collection |
