Simple lifts Plugin for 1.16.5+ (java 11+) mc spigot servers.
/createlift [Lift Name] [Lift first floor button X] [Y] [Z] [Floors count]
/addfloor [Lift Name] [Floor] [Floor button Y]
Example:
/createlift lift1 120 64 91 3 | creating lift with name "lift1" button x "120" Y "64" Z "91" and 3 floors
/addfloor lift1 2 70 | adds second floor for lift1