Organization for Manufacturing Automation and Control (OMAC)
1/01/2019Promotes open architecture control technologies.
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Organization for the Advancement of Structured Information Standards (OASIS)
1/01/2019Promotes and develops standards based on XML, SGML, HTML and related structured information processing technologies.
Orthogonal Frequency Division Multiplexing Forum (OFDM)
10/21/2015Developed and promoted a unified standard for OFDM technology *Inactive
OSEK/VDX
10/21/2015Develops, maintains, and promotes open standards for the automotive industry.
OSGi Working Group
10/21/2015Develops specifications for modular assembly of software built with Java technology.
OStatus
10/21/2015Maintains an open standard for distributed status updates.
OTA Flash Forum
10/21/2015Promoted the development and deployment of over-the-air (OTA) firmware update solutions for mobile phones *Inactive
OuterCurve Foundation
10/21/2015Promoted code exchange among software companies and open-source communities, and hosts open-source development projects.
Overture Maps Foundation
7/11/2025Develops and designs software to support power current and next-generation map products
OW2 Consortium
10/21/2015Promotes the development of open-source middleware, generic business applications and cloud computing platforms