Open Sans is a free sans serif typeface designed by Steve Matteson. It is used by 11 of the 407 sites we analyzed, which ranks it number 3 among the 100 website fonts you can get. You can use it without paying.
Open Sans at a glance
- Rank
- 3 of 100, by number of analyzed sites using it
- Used on
- 11 sites of 407 analyzed (3%)
- Style
- Sans Serif
- Designer
- Steve Matteson
- Licence
- Free, open source
- Added to Google Fonts
- February 2, 2011
- Source
- Google Fonts, checked October 21, 2026
Where is Open Sans used?
Open Sans is the headline font on 7 and the body font on 8 of the 11 sites that use it. Where it is not the biggest font for a job, it draws a smaller share of the text, such as labels or buttons.
| Industry | Sites using it | Of analyzed sites in that industry |
|---|---|---|
| Design and creative tools | 2 | 8% |
| Developer tools and infrastructure | 2 | 3% |
| Entertainment, music and gaming | 2 | 7% |
| Nonprofit, government and reference | 2 | 18% |
| AI | 1 | 3% |
| Education | 1 | 7% |
| Fintech, banking and payments | 1 | 4% |
Which websites use Open Sans?
Each link opens the free font finder on that site.
- nodejs.org Developer tools and infrastructure · headings · body · 100% of its text
- kubernetes.io Developer tools and infrastructure · headings · body · 100% of its text
- character.ai AI · headings · body · 76.2% of its text
- chase.com Fintech, banking and payments · headings · body · 100% of its text
- colorhunt.co Design and creative tools · body · 33.9% of its text
- dafont.com Design and creative tools · headings · body · 100% of its text
- cam.ac.uk Education · 7.2% of its text
- ubisoft.com Entertainment, music and gaming · headings · body · 74.8% of its text
- letterboxd.com Entertainment, music and gaming · 8% of its text
- redcross.org Nonprofit, government and reference · 4.4% of its text
- worldwildlife.org Nonprofit, government and reference · headings · body · 100% of its text
What does Open Sans pair with?
| Used together with | Sites | As |
|---|---|---|
| Inter | 1 | heading and body |
A pairing here means two different typefaces that are the biggest font for different jobs on the same site. It shows what real sites do, which is a good starting point and not a rule. All pairings.
Where do I get Open Sans?
Open Sans is open source and free to use, including commercially. Download it from Google Fonts.
Google Fonts · checked October 21, 2026.
How do we know?
Each site was opened twice in a real browser and Chrome was asked which font file drew each piece of text. We count a font for a site only if both runs saw it and it drew at least 2% of the site’s custom-font text. The full method.
Other sans serif fonts in the ranking
FAQ
Is Open Sans free?
Yes. It is open source and free for commercial use, and available from Google Fonts.
Who designed Open Sans?
Open Sans was designed by Steve Matteson. The source link on this page is where that is credited.
Which websites use Open Sans?
Of the 407 sites we analyzed, 11 sites draw text in Open Sans, including nodejs.org, kubernetes.io, character.ai, chase.com, colorhunt.co, dafont.com. The list on this page links each one to the font finder.
What fonts pair well with Open Sans?
On the sites we analyzed, Open Sans appears alongside Inter (1 site). That shows what real sites do, not a rule.
How do you know which font a site uses?
We open each site in a real browser and ask Chrome which font file it used to draw each piece of text, so renamed and self-hosted fonts are named by the file itself. Each site was measured twice, and a font counts only if both runs saw it.