Output

This is a layout engine (tree → inline-flex), not font-joiners.

H=0px · V=0px

H spacing 0px

V spacing 0px

JSON includes spacing + your current structure nodes (glyphs / H / V / space / newline).

Keyboard

6 keys per row · click to insert

Uniliterals + a few determinatives

Uniliterals

Determinatives (sample)

Tools