B612 Mono
B612 Mono is a monospace font in 2 weights with italics. Its lowercase letters are 8% wider than the typical monospace font. Last updated 16 September 2025.
Editing a PDF that uses B612 Mono
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 B612 Mono from the widths stored in your PDF, loads the complete open font, and sets your new text in B612 Mono itself. The rest of the page is carried over untouched.
Measured metrics
| Average lowercase letter width | 650 units per 1000 em |
|---|---|
| Average capital letter width | 650 units per 1000 em |
| Word space | 650 units per 1000 em |
| Digits | tabular (every digit is 650 units wide, so columns of numbers line up) |
| Spacing | monospaced |
| Width of i compared with m | 100% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Monospace |
Weights and styles
Open fonts closest to B612 Mono
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.
- Azeret Mono Regularidentical letter widths (0 units)
- Libertinus Mono Regularvery close widths (10 units)
- Atkinson Hyperlegible Mono Regularsimilar widths (18 units)
- Monaspace Argon Regularloosely similar widths (30 units)
- Monaspace Neon Regularloosely similar widths (30 units)
- Monaspace Radon Regularloosely similar widths (30 units)
- Monaspace Xenon Regularloosely similar widths (30 units)
- Monaspace Krypton Regularloosely similar widths (30 units)
Compare B612 Mono
Questions people ask
+Can I edit a PDF that uses B612 Mono?
Yes. Drop the PDF into MythosPDF and click the text. New letters are set in B612 Mono itself, loaded from the open font, so the edit matches the rest of the page.
+Is B612 Mono free to use?
B612 Mono 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 B612 Mono?
By measured letter widths, Azeret Mono is the closest match among open fonts (a mean difference of 0 units per 1000 em). Text set in one takes almost the same space in the other.
+Which languages does B612 Mono support?
It includes these character sets: Latin.
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