Jost
Jost is a sans serif font in 9 weights with italics, also available as a variable font. Its lowercase letters are 10% narrower than the typical sans serif font. Last updated 10 September 2025.
Editing a PDF that uses Jost
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 Jost from the widths stored in your PDF, loads the complete open font, and sets your new text in Jost itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 466 units per 1000 em |
|---|---|
| Average capital letter width | 609.5 units per 1000 em |
| Word space | 300 units per 1000 em |
| Digits | proportional (digit widths differ) |
| Spacing | proportional |
| Width of i compared with m | 33% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Weights and styles
Languages beyond basic Latin
Open fonts closest to Jost
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.
- League Spartan Regularloosely similar widths (43.7 units)
- Oxygen Regularloosely similar widths (43.9 units)
- Teachers Regularloosely similar widths (44.3 units)
- Gabarito Regularloosely similar widths (45.3 units)
- Murecho Regularloosely similar widths (46 units)
- Noto Sans Telugu Regularloosely similar widths (46.1 units)
- Noto Sans Kannada Regularloosely similar widths (46.2 units)
- Noto Sans Oriya Regularloosely similar widths (46.3 units)
Compare Jost
Questions people ask
+Can I edit a PDF that uses Jost?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in Jost itself, loaded from the open font, so the edit matches the rest of the page.
+Is Jost free to use?
Jost 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 Jost?
By measured letter widths, League Spartan is the closest match among open fonts (a mean difference of 43.7 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does Jost support?
It includes these character sets: Cyrillic, Latin, Central European.
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