- Heading
- Rubik Microbe
- Body text
- Bitter
- A showy heading over a quiet text face
- The same x-height: lowercase letters stand equally tall
- The body font is made for reading

Rubik Microbe is a free font by NaN, Luke Prowse, released under the OFL-1.1 license. Of the 1069 languages we checked, 407 have every letter of their basic alphabet in this font. The x-height is 52% of the em and the capital height is 70%.
Rubik Microbe is a display font with 774 glyphs in one regular style at weight 400. It is not a variable font. It supports Latin, Cyrillic and Kazakh, including the extra Cyrillic letters Kazakh needs. Based on the Rubik typeface, it is a script-generated filtered version created by NaN and Luke Prowse. The font is free to use under the SIL Open Font License 1.1 (OFL-1.1).
Marked from the shapes of the letters by an AI model, not by the author of the font.
Rubik Microbe has every letter of the basic alphabet, capitals included, for 407 languages of the 1069 we checked (language data: Google Fonts). The biggest languages come first.
…and 299 more languages that are not listed here.
Characters people often look for. “Included” means the font has all signs of the group.
Extras you can switch on in design software or in CSS with font-feature-settings.
ligakernpnumtnumfraczerocasesupssubsordnA plain summary, not legal advice. What counts is the license text that comes with the download.
OFL-1.1
Under the SIL Open Font License a modified font must stay under the same license and may not use the original name if the author reserved it. The font may be bundled with software but not sold by itself.
Read the license textInstall the .ttf or .otf files, not both versions of the same font; unzip the archive first.
Yes. Rubik Microbe is distributed under the OFL-1.1 license, which allows free use, including in commercial projects. The license text is in the download.
Yes, Rubik Microbe includes Cyrillic glyphs.
Rubik Microbe covers 407 of the 1069 languages we checked: it has every letter of their basic alphabets, in both cases. The full list is in the Supported languages section of this page.
Download the family archive and unzip it. On Windows, right-click the .ttf or .otf file and choose Install; on macOS, double-click the file and click Install Font. Restart your program afterwards. Step-by-step guides are in the Guides section.
Rubik Microbe was created by NaN, Luke Prowse.
Judging by its design, Rubik Microbe suits: social media, posters, headings.
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