iA Writer Duo
monospace
Instant CSS & Tailwind Generator
Snippet updates automatically to match whichever weight you select above.
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iA Writer Duo is a monospace font built around a subtle optical trick: it uses proportional spacing for letters while maintaining the fixed-width grid that defines monospace design. The result is a typeface that feels more readable than a typical monospace font without losing the structured, code-like character associated with the category. Its letterforms are clean and functional, with just enough personality to avoid feeling sterile. The contrast between strokes is moderate, giving it a calm, focused appearance that works well for extended reading at screen sizes. It does not try to be decorative, and that restraint is precisely what makes it useful.
iA Writer Duo is a strong choice for text editors, writing applications, and developer tools where long sessions of reading and writing are expected. It works well in documentation sites or technical blogs where the monospace aesthetic signals precision and clarity without the harshness of older coding fonts. It also fits naturally in minimal portfolio or productivity app interfaces where the font needs to carry both body text and code snippets without switching typefaces, since its hybrid spacing handles both roles reasonably well.
Pairs well with
iA Writer Duo at a glance
SIL Open Font License 1.1
May 2023
4 (2 weights + italics)
Monospace
1
Fontsource (open source)
All 4 iA Writer Duo styles
| Weight | Name | Upright | Italic |
|---|---|---|---|
| 400 | Regular | Aa Bb Gg 123 | Aa Bb Gg 123 |
| 700 | Bold | Aa Bb Gg 123 | Aa Bb Gg 123 |
iA Writer Duo character map
Which languages does iA Writer Duo support?
iA Writer Duo includes one character set:
- Latin: English, Spanish, French, German, Italian, Portuguese and other Western European languages
It does not include Cyrillic or Greek characters, so it can't set Russian, Ukrainian or Greek text.
Can I use iA Writer Duo commercially?
Yes, it's free for personal and commercial use. iA Writer Duo is released under the SIL Open Font License 1.1. You can use it in logos, websites, apps, videos, printed products and merchandise without paying or asking permission. The one thing you can't do is sell the font file on its own.