What is this organisation?

Open Source Initiative (OSI) is an interest representative listed in the EU Joint Transparency Register under ID 672028337929-77. Entity form: 501(c)(3) Public Charity.

What category is it registered under?

It is registered under the category "Non-governmental organisations, platforms and networks and similar".

Which country is it based in?

The organisation is based in United States, West Hollywood.

Where can I find its EU Transparency Register entry?

The full register entry — including lobby budget, EU funding received, accredited representatives and Commission meetings — is available on the EU Transparency Register under ID 672028337929-77.

EU TRANSPARENCY REGISTER · 672028337929-77 · United States

Open Source Initiative

OSI

Stated objectives

For over 20 years the Open Source Initiative (OSI) has worked to raise awareness and adoption of open source software, and build bridges between open source communities of practice. As a global non-profit, the OSI champions software freedom…

As declared by the registrant. Truncated to 240 characters; full text on the upstream profile.

Official profile

The full record on the Joint Transparency Register carries financial information (lobby budget, EU funding received), the list of named accredited representatives, declared interests of those persons, and a history of meetings with Commission officials.

Full register entry ↗ Organisation website ↗

Registered

2020-04-23

Last updated

2026-03-12

Other NGO / platform in United States

Other registered organisations in United States

Frequently asked questions

What is this organisation?: Open Source Initiative (OSI) is an interest representative listed in the EU Joint Transparency Register under ID 672028337929-77. Entity form: 501(c)(3) Public Charity.
What category is it registered under?: It is registered under the category "Non-governmental organisations, platforms and networks and similar".
Which country is it based in?: The organisation is based in United States, West Hollywood.
What are its stated goals?: As declared by the registrant: For over 20 years the Open Source Initiative (OSI) has worked to raise awareness and adoption of open source software, and build bridges between open source communities of practice. As a global non-profit, the OSI champions software freedom…
Where can I find its EU Transparency Register entry?: The full register entry — including lobby budget, EU funding received, accredited representatives and Commission meetings — is available on the EU Transparency Register under ID 672028337929-77.

Source: EU Joint Transparency Register (Council / Commission / Parliament) · refreshed 2026-07-08 · Commission Reuse Decision 2011/833/EU