Bukkit

• BETA v.0.45
  
  [ADD] RPS Gameplay have now an API for develloping purposes! :)
  [FIX] configuration values that doesn't works is now fixed, you no longer have a 0 stat instead of the determined value.
  [FIX] Inversed items on stat GUI are now fixed!
  [MOD] DEEP code optimization (note that EnumMap can be really usefull, devs! ;) )
• BETA v.0.4
  
  [ADD] now every mob in minecraft is configurable and have it's own stats, you can specify them into monsterStats.yml
  [ADD] now you can change player's default stats in config.yml and all stats are explained in!
  [ADD] Bosses, epic and rare monsters have now special names to show their rank.
  [MOD] ATK and DEF system is no longer with percentages and evasion stat(move speed) is now ok.
  [FIX] stats system is now totally remade and the majority of bugs are fixed.
• ALPHA v.0.3
  
  
  [ADD] Added an graphic interface accessible with /rpg stats
  [ADD] A Combo system with damage influence and bursts (sound effect)!
  [ADD] REAL configurations. older weren't used and totally useless. A general configuration and monster types! (between rare,epic and boss classes)
  [ADD] Players data database (which are automatically updated, so nothing can be lost because of disconnection or server/client bugs! :D )
  [MOD] Some stats's default value
  [FIX] Most of stats are now effective
  
• ALPHA v.0.2
  
  
  [MOD] Enchantments separated from RPSG and placed in RPS E
  [MOD] Principal command is now /rpg
  [MOD] RPS G will now be an special part, a kind of centralised API in which you'll be able to plug RPS E, RPS P, and your own modifications! :)
  [FIX] A lot of major bugs
  
• ALPHA v.0.1
  Enchantments and stats effectives but not all appliables. (mana, coin gain and other that will be dependances-features for plugins who add thesse features. :D )
  can see your own stats with /rpe stats

Mana system isn't created at the moment (it will depends from which plugins I'll must to work with)