Bukkit

Config

Default: Member
Groups:
   Member:
      permissions: []
      inheritance: []
      build: true
      chat:
         prefix: '[&aMember&r]'
         suffix: ''
         chatColor: '&f'
         nameColor: '&f'
      level:
         promote: ''
         demote: ''
   Moderator:
      permissions: []
      inheritance: []
      build: true
      chat:
         prefix: '[&5Moderator&r]'
         suffix: ''
         chatColor: '&f'
         nameColor: '&f'
      level:
         promote: 'Admin'
         demote: ''
   Admin:
      permissions: []
      inheritance: []
      build: true
      chat:
         prefix: '[&4Admin&r]'
         suffix: ''
         chatColor: '&f'
         nameColor: '&f'
      level:
         promote: 'Owner'
         demote: 'Moderator'
   Owner:
      permissions: []
      inheritance: []
      build: true
      chat:
         prefix: '[&bOwner&r]'
         suffix: ''
         chatColor: '&f'
         nameColor: '&f'
      level:
         promote: ''
         demote: 'Admin'

This is 1 section you can paste this where you want (Not in a group or weird things will happen :P)

To add permissions remove the '[]' after permissions and start a newline add a few spaces and start your permission with a - (like in essentials groupManager)
Example

   Member:
      permissions:
      - motd.chatcolor
      - motd.rainbow
      - motd.random
      inheritance: []
      build: true
      chat:
         prefix: '[&aMember&r]'
         suffix: ''
         chatColor: '&f'
         nameColor: '&f'
      level:
         promote: ''
         demote: ''