I really wish I finished my old Freeform note taking app that complies down to self contained webpages (via SVG).

IMO it was a super cool idea for more technical content that’s common in STEM fields.

Here’s an example from my old chemistry notes:

https://colbyn.github.io/old-school-chem-notes/dev/chemistry...

I see you Show HN post, this is brilliant. https://news.ycombinator.com/item?id=25474335

What system are you using now?