Item flags

Equipment, weapons and consumables will often have different flags that denote special properties that they possess.

Flag	Effect	Notes
antigood	Cannot be equipped or wielded by those with gold alignment.
antineutral	Cannot be equipped or wielded by those with neutral alignment.
antievil	Cannot be equipped or wielded by those with red alignment.
glow	Visible in dark rooms; illumination based on level.
bless	Doubles certain spell durations. Resists curse.
evil	Doubles certain spell durations. Resists bless.
masterwork	Adds bonus damage based on item level to all attacks.
vampiric	Restores a portion of damage dealt as hp to the attacker.
durable	Cannot be destroyed by fire-based abilities.
nodestroy	Immune to all destruction effects.	Includes sacrifice.
magic	Protects from certain fire/cold/lightning effects.	Detect magic will grant magic flagged items a blue aura.
invis	Permanently invisible.
hum	Cosmetic only. Adds (Humming) to item short description.
dark	Resists consecration.
nonmetal	Cosmetic only.
inventory	Force-dropped items appear in owner's inventory instead.
nodisarm	Cannot be removed by spells and abilities that disarm weapons.	Can still be forced to remove or drop weapons via other means, e.g. strength loss.
nolocate	Invisible to detection spells and abilities.
nodrop	Cannot be dropped.
nouncurse	Curse or nodrop flags cannot be removed by abilities or spells.
rot_death	Purged if current owner dies.
melt_drop	Purged if dropped.
sell_extract	Purged when sold to shops.
quest	Purged on logout. Cannot be sold to shops.
fire	Acts as a fire for the purposes of e.g. Hearthlight