Smiths are proficient in forging, mining, gemcutting, refining and a
few other layman skills. Dwarves and humans make up its bulk, but anyone
may apply for membership.
Alchemists know herbalism, alchemy and a few other layman skills. There
is no racial restriction at all.
Healers know first aid and some other skills which help them to care
for the injured or ill. They have to refrain from bloodshed but there
is normally no racial restriction.
Well, merchants are superb in buying and selling. This guild is mainly
for making money.
planned layman guilds: animal trainer