Fira Mono

monospace · Designed by Carrois Apostrophe

Fira Mono: Sphinx of black quartz, judge my vow

Available weights

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Snippet updates automatically to match whichever weight you select above.

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What do I do with this?

Just want to use the font? Click "Get this font on Google Fonts" to download it or add it directly to a document, design tool (like Canva or Photoshop), or your computer's font list.

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Fira Mono is a clean, no-nonsense monospace typeface originally developed for Mozilla's Firefox OS. It has a technical, structured appearance with consistent letter widths, open apertures, and balanced stroke weights that make it highly legible at small sizes. The letterforms are slightly humanist compared to older coding fonts, giving it a professional but approachable quality without feeling cold or mechanical. It sits comfortably between classic terminal aesthetics and modern interface design.

Fira Mono works well as a code display font in developer documentation or technical blog posts where readability of syntax matters. It also fits naturally in UI design for dashboards, data tables, or any interface that needs to display numbers and strings in aligned columns. Beyond the screen, it can serve editorial projects that want a deliberately technical or utilitarian look, such as design-forward publications or product spec sheets where the monospace grid adds visual structure rather than just function.

Best suited for: Code display in developer documentation, technical blog posts, UI dashboards, data tables, and editorial projects requiring a deliberately technical or utilitarian visual approach.

Design considerations: Fira Mono offers three weight options (regular, 500, 700) that support hierarchy and emphasis within monospaced contexts. Its slightly humanist letterforms balance technical precision with approachability, making it suitable for both functional interfaces and design-forward editorial applications.

Pairing guidance: Pair Fira Mono with Fira Sans for cohesive technical interfaces where the sans-serif handles body text and navigation, with Space Grotesk for contemporary layouts emphasizing geometric clarity, or with Merriweather for editorial designs mixing technical content with serif-based narrative text.

Pairs well with

Fira Sans Merriweather Space Grotesk

Fira Mono at a glance

Designer

Carrois Apostrophe

License

SIL Open Font License 1.1

Added to Google Fonts

June 2014

Last updated

September 2025

Styles

3 (3 weights)

Classification

Monospace

Character sets

7

Distributed via

Google Fonts

All 3 Fira Mono styles

Weight Name Upright
400 Regular Aa Bb Gg 123
500 Medium Aa Bb Gg 123
700 Bold Aa Bb Gg 123

Fira Mono character map

Uppercase

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Lowercase

a b c d e f g h i j k l m n o p q r s t u v w x y z

Numbers and punctuation

0 1 2 3 4 5 6 7 8 9 ! ? & @ # % $ € £ ( ) [ ] { } . , : ; " ' - / * + =

Cyrillic (sample)

А Б В Г Д Е Ж З И Й К Л М Н О П Р С Т У Ф Х Ц Ч Ш Щ Ъ Ы Ь Э Ю Я а б в г д е ж з и й к л м н

Cyrillic Extended (sample)

Ґ Є Ї Ў Ғ Қ Ң Ү Ұ Һ Ә Ө

Greek (sample)

Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω α β γ δ ε ζ η θ ι κ λ μ

Greek Extended (sample)

ἀ ἁ ἂ ἃ ἄ ἅ ἆ ἇ ὰ ά ἐ ἑ ὲ έ

Latin Extended (sample)

Ā Ă Ą Ć Č Ď Đ Ē Ę Ě Ğ Ī Į İ Ĺ Ľ Ł Ń Ň Ő Œ Ř Ś Ş Š Ť Ů Ű Ź Ż Ž

Which languages does Fira Mono support?

Fira Mono includes 7 character sets:

  • Cyrillic: Russian, Ukrainian, Bulgarian, Serbian and other Cyrillic-script languages
  • Cyrillic Extended: additional Cyrillic letters used in languages such as Kazakh, Tatar and Bashkir
  • Greek: modern Greek
  • Greek Extended: polytonic (ancient) Greek
  • Latin: English, Spanish, French, German, Italian, Portuguese and other Western European languages
  • Latin Extended: Central and Eastern European languages such as Polish, Czech, Turkish, Romanian and Hungarian
  • Symbols 2: box-drawing, block and other extra symbols

Can I use Fira Mono commercially?

Yes, it's free for personal and commercial use. Fira Mono 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.

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Fira Mono FAQ

Is Fira Mono free for commercial use?

Yes. Fira Mono is licensed under the SIL Open Font License 1.1, so you can use it in commercial projects, including logos, client work and products you sell.

Which weights does Fira Mono include?

Fira Mono includes 3 weights, from Regular (400) to Bold (700). There are no italic styles.

Does Fira Mono support Cyrillic?

Yes. Fira Mono includes Cyrillic characters, so it works for Russian, Ukrainian, Bulgarian and Serbian text. It also supports Cyrillic Extended, Greek, Greek Extended, Latin, Latin Extended and Symbols 2.

Who designed Fira Mono?

Fira Mono was designed by Carrois Apostrophe. It was added to Google Fonts in June 2014.