Headless CMS:
- Grav flat-file CMS written on PHP.
- wagtail CMS written in Python and built on the Django web framework. See also book Build SPA with React and Wagtail (2.0.0), get it
- https://medevel.com/18-flat-file-cms-for-enterprise/
Frontend:
- react-admin, https://marmelab.com/react-admin/ - A frontend Framework for building B2B applications running in the browser on top of REST/GraphQL APIs, using ES6, React and Material Design
- https://github.com/themesberg/tailwind-dashboard-windster
Other site building tools:
see also: BI and Analytics platforms