version-compare
Comparator to determine if a version is less than, equivalent to, or greater than another version
version-clean
Turn a dirty version (such as v1, =1.0.x, >1.0 <2) into a clean version (1.0)
clamp
Clamp a value between two other values
egg-version-compare
Comparator to determine if a version is less than, equivalent to, or greater than another version