AddHearts
You can heal yourself and other players.
The Main feature of this plugin is adding hearts to players.
You can even remove hearts from players.
You can set a fixed amount of hearts to the player.

There is a config file.

There are custom permissions needed to use the commands but OPs can use it anyways

Commands
/addhearts help - This is the Help Command (Shows all Commands)
/addhearts heal - Heals Yourself
/addhearts heal - Heals Player
/addhearts add - Adds Hearts To Given Player
/addhearts subtract - Removes Hearts From Given Player
/addhearts set - Sets Number Of Hearts to The Given Player
/addhearts default - This Changes the default amount of Hearts For New Player Join With.
/addhearts setall - Sets All Online And Offline Player's Hearts to This Value
/addhearts reload - Reloads The Config File And All The Players Hearts.

Permissions
addhearts.heal
addhearts.add
addhearts.subtract
addhearts.set
addhearts.default
addhearts.setall
addhearts.reload