The OpenChain Specification is the industry-standard for describing the key requirements of a quality open source compliance program. It is designed to build trust in the supply chain and is suitable for companies of all sizes and in all sectors. The OpenChain Specification is supported by extensive educational and reference material, a simple online questionnaire to check conformance, and a vibrant international community.

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Organizations with a publicly announced OpenChain Conformant Program

Copyright © 2018 Linux Foundation. The OpenChain Specification and OpenChain Conformance guides are licensed under the Creative Commons Attribution License 4.0 (CC-BY-4.0). The Online Certification Questionnaire is available under the Apache 2.0 license on Github. All OpenChain Curriculum, Case Study and other reference material is provided under the Creative Commons Public Domain 1.0 License.