Open

Open may refer to:

• As a common abbreviation of open championships ( "open championships " ) sporting events, their participants not restricted by nationality, age, status (professional or amateur ) or a similar subject, for example: U.S. Open ( tennis), The Open Championship (golf)
• Open ( film), a film by Jake Yuzna from 2010, won the Teddy Award of the Jury at the 60th Berlin International Film Festival

OPEN is the abbreviation for:

• Object-oriented Process, Environment and Notation, a standard method for object-oriented software development, among other things, OPEN Modeling Language contains

Open is used in:

• Open Source, name of program code, which is open cost.
• Open Hardware, description of hardware whose blueprints are freely available.
• Open Access designation for open access to academic papers.
• Open Access designation for non-discriminatory access to infrastructure such as network access

• Disambiguation
• Abbreviation