Campaigns

• 1e (published): Bloodstone Pass, Queen of the Spiders, Fate of Istus
• 2e (published): Vecna Reborn, The Illithiad, Faction War, Dead Gods, Die Vecna Die!
• 3e (published): Blood & Fire, Shackled City, Incursion, Age of Worms, Savage Tide
• 3e: I Said Evil! (Alaghon), DEEP SEKH, Lhacylakenatz, EnnDubbyaEnn, Mediterranean Plotluck, Rumors of War, Castle Dragomir
• 4e (published): Prince of Undeath, Scales of War
• 4e:  Order of the Raven, Praise of Stone, The Next Generation, Works and Days, Flintheart's Heroes, Gloomwrought
• 5e (published): Out of the Abyss, Tomb of Annihilation
• 5e: Vecna's Fifth, Against Vecna, Loose Threads, Organized Chaos, Assault on Maladomini, Twelve Angry Liches
• (Currently unused) Campaign Arcs 

Characters

• Races: Devas, Dragonborn, Drow, Dwarves, Eladrin, Elves, Gnomes, Incunabula, Tieflings
• Classes: Avenger, Barbarian, Bard
• Factions: Druid Circles, Ghost Blades, House of Flowers, The Lost Dawn, Moonrise Vanguard, Smoke and Whispers, Unbroken Circle, Unseen Path, The Winterguard
• Good PCs: Allandra, Elric Darme, Flintheart Glomgold, The Law(rence), The Manticore
• Neutral PCs: Thamian Crowe
• Evil PCs: Faustus, Nil'ha, Ru'rar, Silhouette, Venger 

Cosmology

• History of the Planes: Mythic Era, Creation Epoch, Dawn War Epoch, Imperial Era, Heroic (modern) Era
• Axis Mundi: The World, Feywild, Shadowfell, Astral Sea, and Elemental Chaos
• Feywild: The Dreamlands, The Moon, Astrazalian, Mithrendain, Shinaelestra
• The Dreamlands: Delphi, Lhacylakenatz, Mount Parnassus, Sum of All, Thebes, Varna
• Shadowfell: The Underworld, Death of Innocence, Gloomwrought, Letherna, Moil, Plague-Mort
• The Underworld: Broken Reach, Dis, Jangling Hiter, Ribcage, Vorkehan
• Astral Sea: Divine Dominions, Other Domains, Carceri, Haemnathuun, Pluton, Tu'narath
• Divine Dominions: Arvandor, Celestia, Chernoggar, Hestavar, Nine Hells, Pandemonium, Shom, Tytherion
• Elemental Chaos: The Abyss, City of Brass
• Elsewhere, Outside: Far Realm, Sigil

The World

• Regions and Provinces (Domain Actions): Nentir Vale, Vor Rukoth
• Bael Turath: Andok Sul, Bael Turath (capital), Harrack Unarth, Vor Kragal, Vor Rukoth
• Nerath: Alam-Reth, Caer Madhrin, Marhad, Nath Mornal, Nentir Vale, Nesmalen, Sarthel, Woldred's Hold
• Towns: Alaghon, Cauldron, Elkridge, Fallcrest, Forest Haven, Nonthal, Seashire, Silver Hollow, White Cliff, Winterhaven
• Dungeons: Jzadirune, Keegan's Keep, Kobold Hall, Pyramid of Shadows, Shifting Stones, Silver Pages, Spellgard, Fort Sungard 

Gods & Powers

• Good Gods (4): Argenta (pending), Avandra, Moradin, Pelor
• Neutral Gods (5): Corellon, Erathis, Kord, Melora, Sehanine
• Evil Gods (8): Asmodeus, Bane, Gruumsh, Nerull, Silhouette, Tharizdun, Torog, Zehir
• Dead Gods: Bahamut, Ioun, Lolth, Raven Queen, Tiamat, Vecna
• Greater Powers: Archfiends, Demon Princes, Great Old Ones, Primal Spirits, Primordials, Sidhe Lords, and Vestiges.
• Power Sources: Arcane, Divine, Elemental, Martial, Primal, Psionic, Shadow

Magic Items

• Book of Vile Darkness
• Deluvian Hourglass
• Hammer of Thunderbolts
• Hand and Eye of Vecna
• Helm of Seven Deaths
• Jet Black Ioun Stone
• Mirror of Secrets
• Rod of Seven Parts
• Silver Mask of Kas
• Sword of Kas

Additional reading, research (links):

The Piazza (forum): Powers That Be (in 4e)

https://www.canonfire.com/cf/

https://blackmoor.mystara.net/index.html

https://dnd4.wikia.com/wiki/D%26D4_Wiki

https://drethdor.wikidot.com/empire-of-nerath

https://rise-of-the-empires.obsidianportal.com/wikis/empire-of-nerath

https://journeysofnerath.wikidot.com/start

https://nentirvale.wikidot.com/dawnage

Other:

https://daotyr.wordpress.com/

https://urth.wikia.com/wiki/U%27rth_Wiki