Realm (disambiguation)

Realm is the dominions of a king (or queen); a kingdom.

A Realm is a term referring to everything which falls within a certain set of parameters and may refer specifically to:

Government

Commonwealth realm, one of the states of the Commonwealth of Nations that recognize Queen Elizabeth II as monarch

Ecozone, or realm, the largest scale bio-geographic division of the Earth's surface
A hyperplane in geometry

Realm, an English translation for two terms in Buddhist cosmology:
- Trailokya, or three realms
- Six realms (gati)
Plane (esotericism)

Realm — A database of usernames and/or passwords, as used in Mobile
Realm (database), an object database and platform created primarily for mobile devices maintained by Realm Inc.
A URL pattern in OpenID protocol, for which the OpenID authentication is valid
An ID for an instance of a server software- HTTP transmits Realm when answering to a Basic access authentication request to distinguish different areas on server
A scope of operation in networking or in security — as in Active Directory realms, NFS realms, or Kerberos realms. Compare domain.

Realm (magazine), a Canadian magazine (1998–2003) that covered careers and education
Realm (British magazine), a large, coffee-table magazine
The Realm, an underground hacker community that included Phoenix and Electron
"Realms", a song by Hawkwind from Space Bandits

Realm (World of Warcraft), a server cluster for playing World of Warcraft
Realm (video game), a 1996 platform shooter Nintendo video game
Realms (video game), a 1991 real-time strategy game by Graftgold
The Realm Online, one of the first massively multiplayer online role-playing games
Realm of the Mad God, a 2011 massively multiplayer browser game