OSI Adopts SPDX IDs for License URLs

Favorite For more than 25 years, the Open Source Initiative (OSI) website has been a central reference point for Open Source licenses. Over that time, our site has evolved through multiple redesigns, content management systems, and infrastructure migrations. As a result, license pages accumulated a variety of URL formats, including

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Shared by voicesofopensource March 10, 2026

Top Open Source licenses in 2025

Favorite The Open Source Initiative (OSI) serves as the premier resource for millions of visitors seeking essential information about OSI-Approved licenses. The enriched license pages go beyond basic descriptions, incorporating relevant metadata to provide deeper insights and better support for Open Source users, developers, and organizations. The most popular licenses

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Shared by voicesofopensource December 17, 2025

State of the Source at ATO 2025: Licensing 201

Favorite In October, the OSI hosted the State of the Source Track at All Things Open designed to connect developers with the big policy conversations shaping our ecosystem. Pamela Chestek, emeritus OSI Board member, opened the track with Licensing 201, an advanced but practical look at how licenses get approved

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Shared by voicesofopensource October 31, 2025

Case study: enhancing SBOMs with cdsbom at the Linux Foundation

Favorite Authors: Jeff Mendoza and Gary O’Neall Open Source licensing is a cornerstone of modern software development, enabling organizations to accelerate innovation by reusing existing components. However, accurately capturing licensing details in SBOMs (Software Bill of Materials) at scale is often challenging. Incomplete or inconsistent license data can lead to

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Shared by voicesofopensource August 5, 2025

Introducing the new API for OSI Approved Licenses®

Favorite The Open Source Initiative (OSI) is excited to announce the availability of a new API service providing access to the canonical list of OSI Approved Licenses®. This launch is part of our broader effort to modernize how we manage and share Open Source license data, making it easier for

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Shared by voicesofopensource June 19, 2025

Key insights from the 2025 State of Open Source Report

Favorite Each year, the State of Open Source Report offers a valuable pulse check on the global Open Source ecosystem—and the 2025 edition is no exception. Produced by Perforce OpenLogic, in partnership with the Eclipse Foundation and the Open Source Initiative, this report uncovers the latest trends, tensions, and transformations

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Shared by voicesofopensource April 10, 2025

Top Open Source licenses in 2024

Favorite The Open Source Initiative (OSI) serves as the premier resource for millions of visitors seeking essential information about OSI-Approved licenses. The enriched license pages go beyond basic descriptions, incorporating relevant metadata to provide deeper insights and better support for Open Source users, developers, and organizations. The most popular licenses

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Shared by voicesofopensource December 23, 2024

ClearlyDefined at SOSS Fusion 2024: a collaborative solution to Open Source license compliance

Favorite This past month, the Open Source Security Foundation (OpenSSF) hosted SOSS Fusion in Atlanta, an event that brought together a diverse community of leaders and innovators from across the digital security spectrum. The conference, held on October 22-23, explored themes central to today’s technological landscape: AI security, diversity in

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Shared by voicesofopensource November 6, 2024