Arx
Arx, ARX, or ArX may refer to:
ARX (Algorithmic Research Ltd.), a digital security company
ARX (gene), Aristaless related homeobox
ARX (operating system), an operating system
Arx (Roman), a Roman citadel, and in particular:
The northern hump of the two forming the Capitoline Hill of ancient Rome
Arx, Landes, a commune of the Landes département in France
Arx Fatalis, a first person role-playing game developed by Arkane Studios in 2002
Arx, a sculpture by Lars Vilks
Americas Rallycross Championship, also known as ARX Rallycross
Add-Rotate-XOR; see block cipher
Josef Adolph von Arx (1922-1988), mycologist from the Netherlands
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