SPDX Linux Foundation Projects Site Skip to main content Search Close Search search Menu About Overview Governance Legal Notices Learn Overview Areas of Interest AI Build Core Dataset Hardware Licensing Lite Security Services Software Supply Chain Handling License Info Engage Participate Technical Team Legal Team Outreach Team Join Use Overview Examples Specifications License List Tools News Join search The System Package Data Exchange™ (SPDX®) An open standard capable of representing systems with software components in as SBOMs (Software Bill of Materials) and other AI, data and security references supporting a range of risk management use cases. The SPDX specification is a freely available international open standard (ISO/IEC 5962:2021). Learn More Learn Learn more about the structure of SPDX and how to participate. ABOUT SPDX Use Explore the ways that you can engage with SPDX. USE SPDX Tools SPDX workgroup tools and others you can use. SPDX TOOLS Areas of Interest SPDX is organized in areas of interest or profiles focused on specific user needs. Supported by These Foundations Latest SPDX News Announcements podence | Jun 30, 2026 Cool New WhitepaperRecently Bob Martin and a colleague published the paper "Leveraging SBOMs Throughout the Enterprise SDLC" that examines how enterprises can leverage SBOMs throughout the full… READ MORE Announcements podence | Jan 26, 2026 SPDX 3.1 Ontology and Schema Available for ReviewThe first release candidate for SPDX specification version 3.1 is now available. The SPDX 3.1 model expands beyond software to include safety, service, hardware, supply… READ MORE SPDX Supporters Copyright © 2023 The Linux Foundation® . All rights reserved. The Linux Foundation has registered trademarks and uses trademarks. For a list of trademarks of The Linux Foundation, please see our Trademark Usage page. Linux is a registered trademark of Linus Torvalds. Privacy Policy and Terms of Use. Close Menu About Overview Governance Legal Notices Learn Overview Areas of Interest AI Build Core Dataset Hardware Licensing Lite Security Services Software Supply Chain Handling License Info Engage Participate Technical Team Legal Team Outreach Team Join Use Overview Examples Specifications License List Tools News Join