Demos
Demos may refer to:

Computing
DEMOS, a Soviet Unix-like operating system
DEMOS (ISP), the first internet service provider in the USSR
Demos Commander, an Orthodox File Manager for Unix-like systems
plural for Demo (computer programming)

Organizations
Demos (UK think tank), London-based public policy research organisation and publisher
Demos (U.S. think tank), a public policy research and advocacy organization
DEMOS (Republika Srpska), a political party in Republika Srpska
DEMOS (Montenegro), a parliamentary political party in Montenegro
DEMOS (Slovenia), a coalition of democratic political parties in Slovenia
Demos Helsinki, a think tank in Finland
Demos Medical Publishing, a publisher of books on medical subjects
Solidary Democracy, a political party in Italy
Democracy and Solidarity Party, a political party in Romania

Arts and entertainment
Demos (film), a 1921 silent film
Demos (novel), an 1886 novel by George Gissing
Demos Journal, an Australian literary and political journal

Music
Demos, 1982-86, a set of recordings by Swedish pop artist Per Gessle
Demos (Crosby, Stills & Nash album), a 2009 album by Crosby, Stills & Nash
Demos (Edith Frost album), 2004 album by Edith Frost
Demos (Imperial Drag album), 2005 album by Imperial Drag
Demos (Matt Skiba album), a 2010 album by Matt Skiba
The Demos (Jess Moskaluke album), 2021 album by Jess Moskaluke
The Demos (Rebecca Hollweg album)
Demos, an EP by the Ramones which features four of the five demos recorded with Alan Betrock in the summer of 1975
The Demos (Father John Misty EP)
Cowboys from Hell: The Demos, by Pantera

People
Demos Chiang (born 1976), Taiwanese businessman
Demos Goumenos (born 1978), Cypriot football midfielder
Demos Shakarian (1913–1993), Christian businessman of Armenian origin from Los Angeles
George Demos (born 1976), former U.S. Securities and Exchange Commission prosecutor, and former congressional candidate

Other uses
Demos, the ruling body of free citizens in ancient Greek city-states, such as Athens, a root of the word democracy
Demos, the personification of the previous meaning, treated as a deity
Demos, the Greek meaning as a rhetorical term in English
Deme, (Greek: demos) a municipal subdivision of ancient Attica, Greece

See also
The Demos Remastered: Anthology 1, a Black 'n Blue compilation album
Unlabeled - The Demos, a 2006 EP by the American singer Leah Andreone
Eindhovense Studentenvereniging Demos, a student association in the Netherlands
Deimos (moon), one of the two moons of Mars
Demo (disambiguation)
Deimos (disambiguation)
Demoz (disambiguation)
Demonstration (disambiguation)