This plugin creates the experience growth system from the Pokémon franchise where the experience needed by an actor to level up is determined by a curve which is externally defined by the user. (Full instructions in the help section of the plugin).
Features:
Fully customizable EXP Tables
Also offers the option for formulas for unlimited leveling (Requires some kind of database Limit Breaker to allow actors to level up past level 99).
The usage of external text files, allows for an unlimited number of EXP Curves