There have been many updates since the last version (2.9.7):

• [Nov/3/2019] 2.9.8-rc1 - Finish the success & destroy selection system. (ee91b27)
  
• [Nov/4/2019] 2.9.8-rc1 - Fixes and Updates (95a7dbe)
  • Update RandomPackage to 16.5.1
  • Fix material issues on legacy versions
  • Fix books from having 100+ success/destroy
• [Nov/4/2019] 2.9.8-rc2 - Fixes (5336e88)
  
  • Fixed disabled books being shown and causing errors.
• [Nov/6/2019] 2.9.8-rc4 - Fixes, Updates, and code optimization
  • Update SuccessDestroyInventoryClick.java (266ed22)
  • Update settings inventory (80d91eb)
  • Remove dead code (16d618e)
  • 2.9.8-rc4 (d96eaaa)
• [Nov/7/2019] 2.9.8-rc5 - Updates and Fixes (3ed9f96)
  • Fixed NullPointers from RANDOM enchant category being loaded when it shouldn't have.
  • Update RandomPackage to 16.5.2
• [Nov/30/2019] 2.9.8-rc6 - Update to RandomPackage 16.5.5 (f88f88d)
  
• [July/6/2021] 2.9.9-rc1 - Update Random Package and Bukkit (19c75f6)
  
  • Updated to RandomPackage version 17.0.1
  • Plugin is now compiled against Spigot 1.16.5
• [July/6/2021] 2.9.9-rc2 - Bug fix (d7cc780)
  • Refactored some code
  • Fixed disabled enchants being added to the GUI

Update RandomPackage version and working on adding a custom success & destroy selection system.

Update to RandomPackage 16.4.4

Move releases to github

This update is for RandomPackage Framework update (16.3.0+)

Added - Support for 1.14
As a benifit from adding 1.14 support, the code changes makes it much faster when opening certain inventories now.

1.8+

Added - RarityInfo command for quickly getting the category of an enchant.
Added - ApplyToItem Setting, When enabled, if the enchant can apply to the item in hand, the enchant will directly apply to it.
Removed - KitCreator

https://streamable.com/n0yxc - Update demo

Fixed - Some lag/speed issues
Moved - All InventoryClickEvents into one method
Added - Started adding the Kit Creator feature.

Fixed - Error when clicking inventory related to getting the plugin config.

Changed - Moved Config, Metrics, and Event initalization to seperate methods
Added - Time taken for each method to Initalize
Added - Prettier enable information

Cleaning up code and adding metrics

Added - Enchant types (applies to) on enchant books in the list

Added - Configurable messages:

• No Permission
• Added Book
• Config reloaded

Please remove the config.yml file from plugin/RPBookGUI before restarting the server after updating!

Added - Permissions (see main page for list)
Added - /bookgui reload (for reloading the config)
Added - Permission based setting for opening the main menu (see /bookgui settings)

Remove the old config.yml file from the plugins/RPBookGUI folder restarting the server after updating!

This update is a complete recode from scratch, all enchant categories work.

Added - /books help - Help page
Added - /books fullreload - Enable/disable plugin
Added - /books reload - Reload config
Added - Unique Enchants in GUI
All simple enchants recoded and working except Obliterate 4
Added - Legendary Enchants in GUI
Fixed - Thundering blow now working
Added - Permissions (on main page)
Added - /books updates - Version updates

fixed /books not doing anything xD