chickadee » semantic-version » version<?

version<? VER1 VER2 #!optional TAIL-ZERO?procedure
version=? VER1 VER2 #!optional TAIL-ZERO?procedure
version>? VER1 VER2 #!optional TAIL-ZERO?procedure
version<=? VER1 VER2 #!optional TAIL-ZERO?procedure
version>=? VER1 VER2 #!optional TAIL-ZERO?procedure

See version-compare.