Libpwquality
The libpwquality 1.2.4 from RedHat/Fedora community was tested.
Passwords from tops of Rockyou leak allowed by policy:
85 Lets you update your FunNotes and more!
56 ๅ/-ภถุ
14 ๅ/-ภถุึค
11 ๅ/-ภถุึคต
10 ~!@#$%^&*()_+
10 Lets you update your FunNotes and more
9 zacefronteamo
9 youwillneverguess
9 youarethebest
9 worldsgreatest
The unfortunate property of this policy is its slowness.