If I manage to make it work well: Math!
Here's how it looks:
It does not require TeX. It is not an image. It does require external software, and it does require you to write TeX syntax.
If you are a reportlab user: this is a platypus flowable.
As usual, it's not me that's doing the heavy lifting. I am just good at using other tools.
With a little luck, it should be usable this friday.