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All 5,987 of these sites already run Quarto, with the research services segment leading at 40 sites. Pitch the products and services that fit that exact stack.
Websites using Quarto
Software Development Web Development Visit website
Quarto is an open-source technical publishing system that supports the creation of articles, websites, blogs, books, and presentations.
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 5,987
- Countries with usage
- 73
- Top market: United States
- 🇺🇸 64.7%
Quarto global heatmap
darker = more sitesQuarto usage by country
by sites detected-
01 🇺🇸 United States 3,675 64.7%
-
02 🇩🇪 Germany 630 11.1%
-
03 🇸🇬 Singapore 264 4.7%
-
04 🇫🇷 France 149 2.6%
-
05 🇬🇧 United Kingdom 119 2.1%
-
06 🇳🇱 Netherlands 118 2.1%
-
07 🇨🇦 Canada 78 1.4%
-
08 🇨🇭 Switzerland 73 1.3%
-
09 🇧🇷 Brazil 72 1.3%
-
10 🇦🇺 Australia 39 0.7%
And 63 more countries in the full dataset.
Need every Quarto site in one market? Unlock Quarto once and rebuild filtered reports as often as you like for a month: by country, TLD, or stack combination, each with up to 20 data points per site.
Start from $39/moQuarto usage by country group
by sites detected-
01 English-Speaking Countries 16 countries 4,245 74.8%
-
02 North America 2 countries 3,753 66.1%
-
03 Western Europe 19 countries 1,281 22.6%
-
04 European Union (EU) 25 countries 1,112 19.6%
-
05 DACH 3 countries 730 12.9%
-
06 Asia-Pacific (APAC) 16 countries 439 7.7%
-
07 Southeast Asia 6 countries 280 4.9%
-
08 French-Speaking Countries 6 countries 248 4.4%
-
09 BRICS 7 countries 159 2.8%
-
10 Benelux 3 countries 138 2.4%
Country groups overlap: a country can belong to several at once (Germany counts toward Europe, Western Europe, the EU and DACH). Percentages are each group's share of the 5,677 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using Quarto
by popularity| # | Website | Popularity | StackSpend | Country | TLD |
|---|---|---|---|---|---|
| 01 |
 gws.phd
|
26,644 | $1.26K+ | 🇺🇸 United States | phd |
| 02 | fast.ai | 57,723 | $1.4K+ | 🇺🇸 United States | ai |
| 03 | applied-llms.org | 70,051 | $1.33K+ | 🇺🇸 United States | org |
| 04 | ruivieira.dev | 75,171 | $22.11K+ | 🇺🇸 United States | dev |
| 05 | christophertkenny.com | 107,320 | $793+ | 🇺🇸 United States | com |
| 06 | emilhvitfeldt.com | 114,537 | $480+ | 🇺🇸 United States | com |
| 07 | toknow.ai | 124,918 | $860+ | 🇺🇸 United States | ai |
| 08 | asitavsen.com | 127,546 | $456+ | 🇺🇸 United States | com |
| 09 | plankton.science | 130,217 | $2.41K+ | 🇫🇷 France | science |
| 10 | ruijiachen.com | 130,768 | $745+ | 🇺🇸 United States | com |
| 11 | allyourbayes.com | 147,885 | $793+ | 🇩🇪 Germany | com |
| 12 |
 securebio.org
|
161,665 | $798+ | 🇺🇸 United States | org |
| 13 |
 topos.institute
|
210,357 | $365+ | 🇺🇸 United States | institute |
| 14 | ouilogique.com | 211,046 | $793+ | 🇫🇷 France | com |
| 15 | geoarrow.org | 219,278 | $746+ | 🇺🇸 United States | org |
| 16 | skewed.de | 228,455 | $1.1K+ | 🇩🇪 Germany | de |
| 17 | rocker-project.org | 232,743 | $746+ | 🇺🇸 United States | org |
| 18 | quarto.org | 233,494 | $1.24K+ | 🇺🇸 United States | org |
| 19 | daryavanichkina.com | 266,238 | $745+ | 🇺🇸 United States | com |
| 20 | simonpcouch.com | 290,076 | $745+ | 🇺🇸 United States | com |
This is 20 of 5,987 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Companies using Quarto
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| R Consortium |
 r-consortium.org
|
11-50 | Software Development | 🇺🇸 United States | - |
| Data Engineering Pilipinas |
 dataengineering.ph
|
10001+ | Data Infrastructure and Analytics | 🇵🇭 Philippines | 2023 |
| PedroAI |
 trackmania.ai
|
1-10 | Software Development | 🇺🇳 - | - |
| ManyLanguages | many-languages.com | 201-500 | Research Services | 🇺🇳 - | 2023 |
| Psychological Science Accelerator |
 psysciacc.org
|
1001-5000 | Research Services | 🇺🇸 United States | 2017 |
| ViennaR |
 viennar.org
|
501-1000 | IT Services and IT Consulting | 🇦🇹 Austria | 2011 |
| LatinR |
 latinr.org
|
51-200 | IT Services and IT Consulting | 🇺🇾 Uruguay | 2017 |
| The Quantitative Science Studies Lab | qsslab.ca | - | - | 🇺🇳 - | - |
| Sarem Seitz |
 sarem-seitz.com
|
1-10 | IT Services and IT Consulting | 🇩🇪 Germany | 2016 |
| Sambhavam Center For Autism |
 sambhavam-autism.com
|
11-50 | Education Administration Programs | 🇮🇳 India | - |
| Fisheries And Marine Ecosystem Model… |
 fishmip.org
|
51-200 | Research Services | 🇦🇺 Australia | - |
| Health Service Modelling Associates… |
 hsma.co.uk
|
501-1000 | Hospitals and Health Care | 🇺🇳 - | 2016 |
| RDC Viagens |
 rdcviagens.com.br
|
201-500 | Travel Arrangements | 🇧🇷 Brazil | 1992 |
| Query.Farm |
 query.farm
|
11-50 | Software Development | 🇺🇸 United States | 2025 |
| Applied Epi |
 appliedepi.org
|
51-200 | hospital & health care | 🇺🇸 United States | 2021 |
| Datamanifesto.org |
 datamanifesto.org
|
1-10 | Think Tanks | 🇩🇪 Germany | 2024 |
| Women In Logic |
 womeninlogic.org
|
201-500 | Non-profit Organizations | 🇺🇳 - | - |
| Stancon 2021 Oregon State University |
 mc-stan.org
|
201-500 | computer software | 🇺🇸 United States | - |
| Crayfisher.com | crayfisher.com | 1-10 | Mining | 🇺🇳 - | 2026 |
| Aequion Water Technologies |
 aequion.com
|
11-50 | Environmental Services | 🇺🇸 United States | 2018 |
| Rbanism |
 rbanism.org
|
51-200 | Community Development and Urban Planning | 🇳🇱 Netherlands | - |
| Communities For Open Research Synthesis |
 cores-hub.io
|
11-50 | Research Services | 🇺🇳 - | - |
| Innovative Assessment Solutions |
 innovativeassessmentsolutions.com
|
1-10 | Education | 🇺🇸 United States | - |
| RCONIS |
 rconis.com
|
1-10 | Research Services | 🇩🇪 Germany | - |
| FEWsLab |
 fewslab.org
|
11-50 | Research | 🇺🇸 United States | 2017 |
| Parlance Labs |
 hamel.dev
|
11-50 | internet | 🇺🇳 - | 2023 |
| Computo | computo-journal.org | 1-10 | Periodical Publishing | 🇺🇳 - | 2022 |
| Crone AI |
 crone.ai
|
1-10 | Technology, Information and Internet | 🇺🇸 United States | 2023 |
| Kaskada (acquired By Datastax) |
 kaskada.io
|
11-50 | computer software | 🇺🇸 United States | 2016 |
| The Takshashila Institution |
 takshashila.org.in
|
11-50 | Think Tanks | 🇮🇳 India | 2010 |
| Just Knowledge |
 justknowledge.org.uk
|
1-10 | Research Services | 🇺🇳 - | 2025 |
| SecureBio |
securebio.org
|
11-50 | Non-profit Organizations | 🇺🇸 United States | - |
| Johannesburg R User Group Community | rusergroup.co.za | 1-10 | Software Development | 🇿🇦 South Africa | - |
| Bob Prowse Health Club | bobprowse.co.uk | 1-10 | - | 🇬🇧 United Kingdom | - |
| RESTON WOMEN'S OB-GYN CARE, PC | wcg-obgyn.com | 11-50 | Medical Practices | 🇺🇸 United States | - |
| OFCE |
 ofce.fr
|
11-50 | Think Tanks | 🇫🇷 France | 1981 |
| Statoberry LLP |
 statoberry.com
|
1-10 | Technology, Information and Internet | 🇺🇳 - | 2024 |
| CompOmics |
 compomics.com
|
11-50 | Biotechnology Research | 🇧🇪 Belgium | 2009 |
| Insurance Capital Markets Research |
 insurancecapitalmarkets.com
|
1-10 | Research Services | 🇬🇧 United Kingdom | 2020 |
| ECOMOD |
 ecomod.be
|
11-50 | Research Services | 🇧🇪 Belgium | - |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
Quarto usage by industry
by TLD segment-
01 Research Services 40 18.8%
-
02 Data Infrastructure and Analytics 22 10.3%
-
03 IT Services and IT Consulting 21 9.9%
-
04 Business Consulting and Services 17 8%
-
05 Software Development 17 8%
-
06 Higher Education 15 7%
-
07 Technology, Information and Internet 12 5.6%
-
08 Education 11 5.2%
-
09 Non-profit Organizations 10 4.7%
-
10 Biotechnology Research 9 4.2%
Quarto industry distribution chart
share by domain segmentQuarto users by company revenue
101 companiesTechnologies related to Quarto
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What teams do with the Quarto list
Competitor analysis
Selling Font Awesome, Litespeed, or another Web Development product? These 5.99K Quarto users are your displacement audience, filterable by country and company size.
Market research
Top markets for Quarto: United States (64.7%), Germany (11.1%), Singapore (4.7%). Size the Web Development market by geography before you build or invest.
Free for non-profits, academia & data journalists - non-commercial and public-interest use, on request.
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