ZardHats is Available for Purchase

'Zard Hats has been somewhat reworked and is available as a digital download at Etsy for $5. The price includes the mod and .jpeg files so you can apply your own textures if you know how to do that. Most of the hats are now available for Argonians and Khajiits, with some clipping.

Yes, you can download mods from Etsy. :)

Plunket's Miscellany

17 new mods in one -- check it out at the Nexus: http://www.nexusmods.com/skyrim/mods/86343/

The Unearthed Arsenal

The Unearthed Arsenal

Skyrim Hallowe'en Mods Roundup

Witch's Brew Homestead

Pumpkahkiin

Moonlight Tales Essential Overhauled - Werewolf Halloween

Epic Halloween Overhaul 2015

House of Corpses

BadGremlin's Hearthfire Halloween Shop

BadGremlin's Trophy Heads

BadGremlin's The Haunted

BadGremlin's Spooky Tower Ruins

BadGremlins Halloween Resources 2013
(...anything by BadGremlin...)

Haunting and Mourning

Flyable Broomstick

Witch Hat

Zab's Witch Hat

Jack-O-Lantern Helmet (Japanese)

Halloween Face Tetures

Headless Horseman, Halloween Special 2

Scary Skyrim Retexture

Halloween in Skyrim - Even More Pumpkins

Holidays (multiple lore-friendly holidays)

The Bloody Tankard

New Plants 1_3 (modder's resource, includes growable pumpkins)

Revamped Ghosts

Pumpkin Spice

Pumpkin - the fox follower :)

The game already includes witches, vampires, werewolves, skeletons, etc. so if you search for those or for Dawnguard mods you will find many more.