Programs – Open Source Initiative

Learn more about OSI’s mission, history, people, and programs.
Explore the list of OSI-Approved licenses and learn more about the license review process.
Learn more about Open Source AI, how do we define it, and its benefits to society.
Advancing Open Source through policy, regulation, and standards.
Supporting research, education, and knowledge about Open Source.
Connecting the people and organizations that build and support Open Source.
Explore the latest news, blog posts, newsletters, press mentions, and events from the OSI.
Learn more about OSI’s mission, history, people, and programs.
Explore the list of OSI-Approved licenses and learn more about the license review process.
Learn more about Open Source AI, how do we define it, and its benefits to society.
Advancing Open Source through policy, regulation, and standards.
Supporting research, education, and knowledge about Open Source.
Connecting the people and organizations that build and support Open Source.
Explore the latest news, blog posts, newsletters, press mentions, and events from the OSI.
We provide an anchor for open community consensus on what constitutes Open Source.
As a charity, we protect the Open Source principles, enforcing the marks “Certified Open Source” and “Open Source Approved License”.
As the importance of Open Source grows, so has our support for legislators and policy makers educating them about the Open Source ecosystem, its role in innovation and its value for an open future.
Aware that software technologies change, OSI investigates the impacts with its wide network of Affiliate organizations providing a well-informed voice to the ongoing debates around Open Source, from artificial intelligence to security.
Developers and lawyers can assume that software released licenses approved by the OSI conform to the Open Source Definition and is indeed Open Source software.
A global community contributes, corrects and curates licensing information found in public repositories for the common good.
Our team collaborates with the network of Affiliates to study the impact of upcoming regulations on the Open Source ecosystem.
We’re hosting meetings, and joining conversations where they happen.
Deep Dive is a new series where OSI dives deep into the topics shaping the future of open source business, ethics and practice. The first Deep Dive focused on AI to help OSI stakeholders frame a conversation to discover what’s acceptable for AI systems to be “Open Source.”
The State of the source encourages a global conversation on the current state of open source software: non-technical issues that foster development and community, the licenses that enable collaboration, the practices that promote contribution, and the issues confronting cooperation.
As a public charity organization, OSI is supported by donations of corporations and individuals. Thanks to our sponsors that support our vision to be the leading voice on policies and principles of Open Source.
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