If you mean about my server, yes it possible at config: accountManager = true <-- do you want use account manager?
If you want insert on a other server that require c++ edits.
About this only knight and pallys need edit and do this: <formula meleeDamage="2.0" <-- For knights increase this will give knight more deal of damage, i usally use 2.0
distDamage="2.1" <-- Paladin increase this will give paladin more deal of damage, i usally use 2.1
attackspeed="2000" <-- You can edit how fast you will attack with your weapon by decrease the value of the attack speed, 2000 = 2seconds.
lessloss="30"> <-- How much less exprience % will they lose when they die, increase will make them lose less exprience
gaincap="10" <-- How much cape should this vocation get when they level up!
gainhp="5" <-- How much hp will they get when they level up!
gainmana="30" <-- How much hp will they get when they level up!
gainhpticks="6" <-- How much fast do you want the health gain when player eat food!
gainhpamount="2" <-- How much health should a player get by eating food! example 50hp every 6 seconds
gainmanaticks="3" <-- How much fast do you want the health gain when player eat food!
gainmanaamount="5" <-- How much health should a player get by eating food! example 50mana every 3 seconds
soulmax="100" <-- how much should a player have max soul!
gainsoulticks="15" <-- How fast will soul go up when killing a monster!
Code:
<vocation id="6" name="Druid" description="an druid" needpremium="1" gaincap="10" gainhp="5" gainmana="30" gainhpticks="6" gainhpamount="2" gainmanaticks="3" gainmanaamount="5" manamultiplier="1.1" attackspeed="2000" soulmax="100" gainsoulticks="15" fromvoc="2" lessloss="30">
<formula meleeDamage="1.0" distDamage="1.0" wandDamage="1.0" magDamage="1.0" magHealingDamage="1.0" defense="1.0" armor="1.0"/>
<skill id="0" multiplier="1.5"/>
<skill id="1" multiplier="1.8"/>
<skill id="2" multiplier="1.8"/>
<skill id="3" multiplier="1.8"/>
<skill id="4" multiplier="1.8"/>
<skill id="5" multiplier="1.5"/>
<skill id="6" multiplier="1.1"/>
</vocation>