More information at https://davidhuang.blog/posts/tailwindpowerpointbeta
Program slides in HTML (slide_template.html) and export them as .pptx files (index.html)
To try it, clone this repository and run a HTTP server in the root directory, e.g.
git clone https://github.com/davidzqhuang/tailwind-powerpoint-beta.git
cd tailwind-powerpoint-beta
python -m http.server