Player-Run Worlds

Akara Essex
Roleplaying Shard with custom map, race system and level system.
http://www.akaraessex.com

Allanthya
Home not only to a mud, but also to a shard: features include FAQs, rules, documentation and downloads.
http://uo.allanthya.org/

Avatar's Gate UO Shard
Contains regulations, sign up, and files for a free shard run with Sphere Server.
http://www.angelfire.com/realm/avatar/

Blackthorne's Domain
Young roleplaying shard where players start with skills and statistics similar to the Origin servers.
http://blackthorne.50megs.com/

Dangly Online
A social UO shard, with custom craftables that claims to be not overly strict.
http://danglyonline.tripod.com

Dark Age II
About the Dark Age shard, with Enforced RP, with no PvP-PK.
http://www.darkagerp.com/

Destarea
Site contains information on this player run shard, screenshots, and how to join.
http://www.geocities.com/destareashard/

Deusovis
Very customized and active shard, established in 2000.
http://www.uo.jolt.co.uk

Divinity
Shard centered around The Second Age era of Ultima Online.
http://www.uodivinity.com/

Draculon Shard Reviews.
A free shard review site to help players find the Ultimate shard and to help shards find a good player base by listing with us.
http://draculon.tripod.com

Dragoness
Non-profit public game server for Ultima Online.
http://www.dragoness.org

DragonIsle
Come please take a seat, here let me get you some mead, yes let me tell you a tale, a tale of dragons and a realm called DragonIsle.
http://www.geocities.com/jonmcbean/DragonIsle.html

Dunhallow II
Features FAQs, downloads, members list, and resources.
http://www.starshadow.org

Eternal Lands
Offering many custom items and features, friendly GMs, and a creative storyline.
http://members.tripod.com/eternallands/

Etheria
Custom built map, created with Worldforge, and running on POL emulator.
http://www.etheria.org/

Evil Empire
News and download.
http://www.geocities.com/evil_empire_uo/

The Fractured Shard
Features screen shots, player listing, rules and storyline.
http://www.geocities.com/uo_forever_quest/home/home.html

Horror Island
Free, player-run UO shard.
http://geocities.com/horrorislandshard/

Iceland Shard
Basic information and pictures.
http://www.angelfire.com/rpg/icelandshard/

Isle of Avalon
Includes rules, rewards, downloads and forums.
http://www.angelfire.com/games4/isleofavalon/home.htm

Kilted Yaksmen of the North
Includes rules for a shard using a premade world and intended for casual or newbie play.
http://kiltedyaksmen.tripod.com/

The Lands of Kalmiria
A free Ultima Online player run shard.
http://www.kalmiria.com/

Legends Of Darkness
Free UO shard, with news, rules, and play guide.
http://www.angelfire.com/az3/Night/index.html

Legends of Ederia
A unique Role-Playing experience, new lands and sea's to discover. To find friend, or foe? Fate is in your hands as you walk the land of Ederia...
http://loe.freehosting.net/

Machaerus
Contains news, information, downloads, account registration, and forums. [Java required]
http://www.geocities.com/machaerusshard/

Mages Realm
Contains files, rules, craftables lists, and forum for a Player vs Player shard.
http://www.angelfire.com/rpg2/rom_shard/

Monty Python Shard
Rules, screenshots, and download.
http://otherworlds.homeip.net/

Neverlands
Neverlands is a Ultima Online freeshard, offering Renaissance and Age of Shadows.
http://www.neverlands.org

The Nightscape Shard
The Nightscape Shard is an Ultima Online shard in beta stage, devoted to Roleplaying.
http://www.nightscapeonline.com/

Novus Opiate Seclorum
A large player run shard, currently averages up to 350 online during peak times.
http://www.novusopiate.com/

An Nox the Fourth Age
A free Ultima Online shard featuring free fantasy swords, ten races, and slot machines.
http://uoshard.blogspot.com/

Oasis Free UO Shard
A new Free UO Shard that has good staff, custom ores, and armors. Custom rides, and new weapons.
http://oasis-shard.freeservers.com

Obsidian Shard
Free shard with very customized UO landmass, focuses on PvP combat.
http://www.dxgaming.com/obsidian/

Official POL Website
This is a community of developers who use the POL emulator to run Ultima Online servers. POL is the most stable and easily modified emulator available.
http://www.polserver.com/

The Old World
A German player run shard
http://www.oldworld.de/

Pacifica Ultima Online Free Shard
Freeshard centering around the Samurai Empire extension and a japanese theme overally.
http://s11.invisionfree.com/Pacifica/

Pandora Ultima Online Shard
The Pandora shard we focuses on role playing. UO is used for its ability to bring people together.
http://www.CTlinx.org/uo

The Panultima Endeffect
Includes documentation, downloads, information for a difficult shard focusing on cleanliness and playability.
http://www.panultima.net

Patria Regis
A free UO shard with an emphasis on roleplaying and a political theme. With status, download, and information.
http://www.stormpages.com/patriaregis

Project Seanchen 3.0
Message boards, rules, staff, skills and guides.
http://discussion.seanchen.net/

Ravaged Lands
A free Utlima Online shard, which runs on the POL emulator. Features downloads, rules and a message board.
http://www.geocities.com/uo_gamer_alex/

Rising Dragons
PVP free shard with new armours and weapons. New players get free small house.
http://www.geocities.com/lestat_ky/rising_dragons.html

Rivendale
Free shard offering a free house and five free GM skills.
http://www.angelfire.com/mo3/rivendale/

RW Realm
Free shard. Features a guild listing, message board, screen shots, rules and a new player section.
http://rwrealm.tripod.com

Sanctuary Shard
Adult only shard which encourages role playing. Features a user manual, message board, and updates.
http://www.sanctuaryshard.com

Shadows of Time
Free server, requires the game software from Origin in order to play.
http://www.angelfire.com/realm/Shadowsoftime/

Shattered Lands
Free shard which has been around for years. Features secret levels, contests.
http://www.freewebs.com/shatteredland/

Siebenwind
German shard that focuses on roleplaying. Lots of playable races and a lot of material on site.
http://www.siebenwind.de/

Sundered Realm
Free shard. Rules, joining instructions, files, staff and forums.
http://www.geocities.com/sunderedrealm2002/

The Tide
Craft new kinds of metals, new weapons, new magic weapons, and quests.
http://www.geocities.com/cryztal17/

Tournament Realm
A free UO shard for building up and fighting in tournaments.
http://members.tripod.com/moobiasotti/index.htm

Twisted Realms
This is a Monty Python based shard. Come join the quest for the Holy Grail. Multiple T1s, Dual PIII. Fun is a requirement.
http://cmt.tstc.edu/sphere

Ultima Online Top 200
Top sites list for player-run shards.
http://www.gamesites200.com/ultimaonline/

UnrealUO
A single-facet RPG and PvP shard closely based on The Second Age (Pre-UO:R).
http://uo.unreal.us

UO Legends
Includes forum, files, staff, status, and quests.
http://zerogtz.tripod.com/

Vengeance Shard
Purely PvP related shard. They hold action tourneys such as Capture the Flag.
http://www.freewebs.com/vengeanceuo/index.htm

World of Darkness - UO Server
Spanish Ultima Online server with automated tournaments and events.
http://www.uowod.com

Xuri's WorldBuilder
Support forum.
http://p200.ezboard.com/bxurisworldbuilder