Offical Mods:
http://download.zenimax.com/elderscrolls/morrowind/other/adamantiumarmor.zip - A new shipment of hard to find Adamantium Armor has arrived in places across Vvardenfell.
http://download.zenimax.com/elderscrolls/morrowind/other/area_effect_arrows.zip - Go to Vivec, Aradraen: Fletcher in the Foreign Quarter Lower Waistworks for her world famous area effect arrows. Exclusive to her shop!
http://download.zenimax.com/elderscrolls/morrowind/other/bittercoastsounds.zip - Let the gentle chorus of swamp wildlife draw you further into the mire throughout the entire swampy region of the Bitter Coast. You'll find dragonfly creatures now inhabit the muck ponds along the coast.
http://download.zenimax.com/elderscrolls/morrowind/other/entertainers.zip - Speak with Dulnea Ralaal in Balmora, Eight Plates on the topic "entertain the patrons". She will give you options to tell jokes, dance the high-kick, play the drum, play the lute and sing, or juggle.
http://download.zenimax.com/elderscrolls/morrowind/other/ebartifact.zip - The Adamantium Helm of Tohan is a rare and powerful artifact lost in the Sheogorad Region. Travel north to Dagon Fel to find out more about this legendary helm.
http://download.zenimax.com/elderscrolls/morrowind/other/lefemmarmor1.1.zip - LeFemm Armor, specially tailored for the ladies, is on sale at the Fighters Guild in Vivec, from Sirollus Saccus in Ebonheart, the Redoran Vaults, and the lady smiths in Ald'ruhn, Sadrith Mora, and Ald Velothi.
http://download.zenimax.com/elderscrolls/morrowind/other/masterindex.zip - This is a quest to find the ten propylon indices. In return for completing this quest, you will receive the Master Index, allowing you to travel to any propylon chamber, or return to the Caldera Mages Guild from any propylon chamber.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=6918 - This mod simply allows you to use the Propylons without having to return to Caldera once you've completed the Master Index quest.
http://download.zenimax.com/elderscrolls/morrowind/other/firemoth1.1.zip - The island fortress of Firemoth was taken by the skeleton army of Grurn years ago. It's time to take it back.
http://mw.modhistory.com/download--5540 - Based on the official plug-in "Siege at Firemoth", this is an updated version of the Firemoth expedition. Deactivate the original Siege at Firemoth plug-in when using this version. Updates include cleaning dirty references left in the original Siege at Firemoth plug-in, improved follower support (better equipment, better following, better survivability), improved terrain texture mapping (no more visible seams), and a few surprises in store for players. Overall difficulty has increased, but not overwhelming to prepared players.
Unoffical Offical Mods:
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=222 - This plug-in adds two books by Morrowind writer Michael Kirkbride, The 36 Lessons of Vivec Sermon Zero and Vivec's Gift.
http://www.elricm.com/nuke/html/modules.php?op=modload&name=Downloads&file=index&req=viewdownloaddetails&lid=1044by Gary Noonnan - adds a new missile weapon and a launcher to Morrowind. The make is obviously Dwemer and the launched projectile has an explosive area effect. Launchers and missiles can be found throughout the game in various Dwemer ruins. The launcher will also launch crossbow bolts.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=1789 by Gary Noonan - Replaces ALL heads within Morrowind, Tribunal, and Bloodmoon with user made heads and hair
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=2286 by Gary Noonan - Morrowind Advanced is for characters who are looking for a greater challenge. This mod will work for starting or veteran characters. It features many new creatures in the leveled lists and standalone, to make the playing experience more of a challange.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=4967 - Updated version of the above mod.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=2576 By Aerelorn.Morrowind Enhanced (MWE) is an external utility used by a growing number of mods to do things that would normally be impossible using normal Morrowind scripting. Morrowind Enhanced itself is not a mod, but is a required component of others.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=2577 By Aerelorn. Journal Enhanced(JEN) allows the player to write custom notes in their journal from within the game using a quill and inkwell.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=2164 By Aerelorn. 30 different combat combos performed using simple combinations of the basic attacks(i.e. Slash, Slash, Thrust). There are 5 combos for each of the 6 weapon types(Long Blade, Short Blade, Blunt Weapon, Axe, Spear, and Unarmed). The combos range from stat drains to knockdowns to decapitations.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=1958 By Aerelorn. Blocking Enhanced (BEN) is an attempt to make blocking more fun by bringing it under the player's control. Normally, no attacks will be blocked. When the player holds down a configurable key, they will block every attack, but at the same time cannot attack back. If the player has no shield, a sanctuary effect will be added to simulate parrying.
http://planetelderscrolls.gamespy.com/View.php?view=Mods.Detail&id=2647 By Aerelorn. Aerelorn's Writing Enhanced (AWE) adds 80 blank books and 70 blank scrolls sold from 10 different locations all around Vvardenfell. When one of the books or scrolls is equipped, the player can give it a name and then enter up to 3000 characters of text. A quill and inkwell are required for writing and can be purchased from 5 of the 10 locations.