GFS Didot
GFS Didot is a serif font in 1 weight. Its lowercase letters are about as wide as the typical serif font. Last updated 10 September 2025.
Editing a PDF that uses GFS Didot
Most PDFs embed only the letters they already use. Type a new letter and many editors either refuse or swap in a different font. MythosPDF recognises GFS Didot from the widths stored in your PDF, loads the complete open font, and sets your new text in GFS Didot itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 504.6 units per 1000 em |
|---|---|
| Average capital letter width | 685.7 units per 1000 em |
| Word space | 352 units per 1000 em |
| Digits | proportional (digit widths differ) |
| Spacing | proportional |
| Width of i compared with m | 32% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Serif |
Weights and styles
Languages beyond basic Latin
Open fonts closest to GFS Didot
Measured on every printable character both fonts contain. A smaller difference means the same words take the same space, so lines break in the same places.
- Averia Serif Libre Regularloosely similar widths (38.7 units)
- Frank Ruhl Libre Regularloosely similar widths (40.4 units)
- Tiro Devanagari Hindi Regularloosely similar widths (41.5 units)
- Tiro Bangla Regularloosely similar widths (41.5 units)
- Tiro Telugu Regularloosely similar widths (41.5 units)
- Tiro Devanagari Marathi Regularloosely similar widths (41.5 units)
- Tiro Gurmukhi Regularloosely similar widths (41.5 units)
- Tiro Tamil Regularloosely similar widths (41.5 units)
Compare GFS Didot
Questions people ask
+Can I edit a PDF that uses GFS Didot?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in GFS Didot itself, loaded from the open font, so the edit matches the rest of the page.
+Is GFS Didot free to use?
GFS Didot is released under the SIL Open Font License 1.1, an open licence that allows free use in documents, including commercial ones. Check the licence text for your exact use.
+Which font is closest to GFS Didot?
By measured letter widths, Averia Serif Libre is the closest match among open fonts (a mean difference of 38.7 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does GFS Didot support?
It includes these character sets: Greek, Greek Extended, Latin, Vietnamese.
Ready to fix your PDF?
Free, in your browser, and it takes about a minute. No account needed.