lxml>=4.4.2
booleanOperations>=0.8.2
cu2qu[cli]>=1.6.6
defcon[lxml,pens]>=0.6.0
fontMath>=0.5.0
fontTools[lxml,ufo,unicode,woff]>=4.2.2
mutatorMath>=2.1.2
psautohint>=2.0.0
ufonormalizer>=0.3.6
ufoProcessor<=1.0.6,>=1.0.5
