OOP, HTML, CSS and JS are 90% of requeired knowledge

If any changs are required to a data structure, just edit one file and you’re done!
Familiar and practical OOP with lots of automation.

Use inheritance, HTML, CSS and JS - no hacks needed.

Create your own SimplON Elements or just call any non-SimplON script you need from the url - and if you need use SimplON Elements as regular objects.