0X

0X or 0-X ("zero/oh ex") may refer to:

Computing

• 0x, prefix for a hexadecimal numeric constant
• 0x (decentralized exchange infrastructure), a blockchain protocol
• C++11, standard for the C++ programming language (previously C++0x)

In fiction

• Zero-X, a spacecraft from the Thunderbirds and Captain Scarlett puppet series
• Template:Underline, a living cellular automaton from the Of Man and Manta novels

Vehicle

• Zero X, an electric motorcycle model

See also

• Ox (disambiguation)
• X0 (disambiguation)
• Zerox (fictional planet), in DC Comics