Open Source for Lawyers & Legal – 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.
Explore resources on Open Source licensing, compliance, intellectual property, AI and regulation from OSI and other leading organizations.
The Open Source DefinitionThe ten criteria that define Open Source software.
OSI Approved LicensesSearch licenses reviewed and approved by OSI.Understand common conflicts with the Open Source Definition.
Join license-discussDiscuss licensing questions and licenses in early development.
Join license-reviewReview submitted licenses and help evaluate their compliance with the Open Source Definition.
OpenChain ISO/IEC 5230The international standard for Open Source license compliance programs.
Open Source Compliance in the EnterpriseA practical Linux Foundation guide to compliance programs, responsibilities and processes.
Introduction to Open Source License Compliance ManagementA Linux Foundation course covering licensing, reviews and compliance programs.
Implementing Open Source License Compliance ManagementA Linux Foundation course for building an end-to-end compliance system.
EU AI Act and CRA: Timelines and ResourcesKey dates and guidance for the EU AI Act and Cyber Resilience Act.
The Open Source AI Definition 1.0The standard for determining whether an AI system is Open Source.
Open Invention NetworkPatent-risk mitigation and protection for the Open Source ecosystem.
FSFE Legal NetworkAn international network of professionals working on Free Software legal issues.
Free Software Legal and Licensing WorkshopAn annual forum for lawyers, technologists and legal experts.
Linux Foundation Legal Summit
A legal forum for attorneys from companies leveraging Open Source.
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