Simple chat formatter plugin, relying on Vault, written by lucko that formats the chat, using one template format, and has placeholders for a players prefix/suffix which can be used in the template. I've added a config option to use these placeholders in join and leave messages.
Majekdor/VaultChatFormatter
This plugin formats the chat, using one template format, and has placeholders for a player's prefix/suffix which can be used in the template.
JavaUnlicense