Offray Vladimir Luna C��rdenas-2 wrote
> a versatile Playground that supports several syntax
> highlighting (and some supporting behavior)

That actually could be amazing because sometimes I'm forced to use other
syntaxes (especially markups nowadays) and I'd probably be much happier
editing Markdown in Pharo than in the GH web UI! This actually just reminded
me of Lukas' Helvetia and Language Boxes. Offray, I have no idea if it's
relevant or useful (the project was from 2009), but you may want to have a
look. Here's one link: http://scg.unibe.ch/research/helvetia