Iron Realms Entertainment (formerly known as Achaea LLC) is a computer game development company that has created the MUDs Achaea, Dreams of Divine Lands; Aetolia, The Midnight Age; Imperian, the Sundered Heavens; Lusternia, Age of Ascension; and Midkemia Online.
Matt Mihaly is its founder and CEO and Jeremy Saunders is its president.
Games developed by Iron Realms Entertainment include: The Rapture Engine was created by Iron Realms Entertainment and is used by all of its MUDs, albeit heavily modified for those most recently in production.
Rapture was used to develop an interactive chat system in conjunction with a United Nations affiliated organization for the 7th Annual World Summit of Young Entrepreneurs.
In 2004, IRE was featured in Computer Gaming World and on Wired News after the release of an "addictive" virtual drug called gleam.