Similar to Software_Freedom_Conservancy

Orca (assistive technology)

ORCA (quantum chemistry program)

ORCID

PAOK FC

PDFtk

Ada Initiative

Metasploit

Open Security Foundation

Open Source Development Labs

OpenBCI

OpenBSD

OpenJS Foundation

Organization for Ethical Source

Project Jupyter

Python Software Foundation

XMPP Standards Foundation

Wikimedia Foundation

Open Source Security Foundation

Open Software Foundation

Open Knowledge Foundation

Pirate Party

Participatory Culture Foundation

Great Bash Heel

Payment Card Industry Security Standards Council

Islamic State

Asian Parliamentary Assembly