| Zendesk | 19,764 | https://zendesk.com |
| GitBook | 9,718 | https://www.gitbook.com |
| Docusaurus | 6,380 | https://docusaurus.io/ |
| MkDocs | 3,611 | https://www.mkdocs.org/ |
| BetterDocs | 3,043 | https://betterdocs.co |
| Sphinx | 1,454 | https://www.sphinx-doc.org/ |
| ReadMe | 1,316 | https://readme.com |
| Furo | 1,112 | https://pradyunsg.me/furo |
| Intercom Articles | 938 | https://www.intercom.com/articles |
| Starlight | 812 | https://starlight.astro.build/ |
| Swagger UI | 371 | https://swagger.io/tools/swagger-ui |
| GetTerms | 284 | https://getterms.io |
| Doxygen | 204 | https://www.doxygen.nl/ |
| Asciidoctor | 156 | https://github.com/asciidoctor/asciidoctor |
| TechTarget | 153 | https://www.techtarget.com |
| BookStack | 149 | https://www.bookstackapp.com |
| DocFX | 138 | https://github.com/dotnet/docfx |
| Postman API Documentation | 130 | https://www.postman.com |
| Stoplight | 91 | https://stoplight.io |
| HelpDocs | 87 | https://www.helpdocs.io |