fonttools[lxml,ufo,unicode]>=4.0.1
cu2qu>=1.6.5
glyphsLib>=4.1.2
ufo2ft>=2.9.1
MutatorMath>=2.1.2
defcon[lxml]>=0.6.0
booleanOperations>=0.8.2
ufoLib2>=0.4.0
attrs>=19

[lxml]

[pathops]
skia-pathops>=0.2.0
