📄️ Wolfram Language
Github repo
📄️ Markdown
Autoupload images
📄️ HTML
Github repo
📄️ Javascript
Try to evaluate
📄️ Files
Image viewer
📄️ Many more
You can extend output cell types via a few lines of code and you favorite framework / package
📄️ Slides
One can also make presentations using WLJS Frontend. This is provided by wljs-revealjs, that integrates RevealJS and WLX language to provide components approach on making presentations as well as add interactivity and all features of frontend's cells like this
📄️ WLX
It allows to use Wolfram Language XML in your cell. It comes handy when making a a complex cell structure or stylizing it using the power of HTML/CSS/JS.