Here is my plugin template i have made:

THIS IS NOT A COMPLETE PLUGIN. IT IS USED TO HELP DEVS CREATE THEIR OWN PLUGIN!
Custom Item Templates:

• Custom Banners
• Custom Books

Database:

• Database info inside a database.yml file
• Database SQL Command Template

Advanced Licence Integration

• user puts their licence key in the config.yml file

Multi Language Support

• english and spanish supported at this time

COMING SOON:
Custom Dyed armor
Custom Player Heads

contact me for more info