Comment by msravi

So far, in this thread (in no particular order):

- [Jekyll](https://jekyllrb.com/)

- [Hugo Book](https://github.com/alex-shpak/hugo-book)

- [MdBook](https://rust-lang.github.io/mdBook/)

- [MkDocs](https://www.mkdocs.org/)

- [MkDocs Material](https://squidfunk.github.io/mkdocs-material/)

- [GitBook](https://www.gitbook.com/)

- [Antora](https://antora.org/)

- [Docusaurus](https://docusaurus.io/)

- [Nextra](https://nextra.site/)

- [Astro](https://astro.build/)

- [Starlight](https://starlight.astro.build/)

- [Clowncar](https://github.com/secretGeek/clowncar)

- [Keenwrite](https://github.com/DaveJarvis/keenwrite)

- [Quarto](https://quarto.org/)

- [Honkit](https://github.com/honkit/honkit)

- [JupyterBook](https://jupyterbook.org/)