Similar to ソフトウェア特許と自由ソフトウェア

DMARC

Alliance for Open Media

Freecode

Freedesktop.org

GitHub

Google Developers

Launchpad (website)

OpenForum Europe

Open Source Applications Foundation

OpenDocument Format Alliance

OSDN

SourceForge

Symbian Foundation

The Document Foundation

X.Org Foundation

Xiph.Org Foundation

The Apache Software Foundation

Inner source

Eclipse Foundation

Business models for open-source software

Open Source Initiative

Open-source software movement

Open-source software security

The Open Source Definition