The OPC Foundation is an international organization in which users, vendors and consortia cooperate to develop standards for multivendor, multiplatform, secure and reliable interoperability in various industrial domains.
As such, the OPC Foundation provides the users of OPC technology with unique opportunities to use the Specifications, Software and Certification required to develop and apply OPC-based products. This licensing strategy is in place to protect the OPC Foundation and the users of its technology by providing them the legal infrastructure necessary to build OPC-based products and bring them to market.
PLEASE READ THE FOLLOWING TERMS CAREFULLY BEFORE DOWNLOADING THE MATERIAL or INSTALLING THE SOFTWARE. BY DOWNLOADING THE MATERIAL or INSTALLING THE SOFTWARE, LICENSEE ACKNOWLEDGES THAT LICENSEE HAS READ AND UNDERSTANDS THIS AGREEMENT AND AGREES TO BE BOUND BY ITS TERMS AND CONDITIONS. THE EFFECTIVE DATE OF THIS AGREEMENT SHALL BE THE DATE UPON THE SOFTWARE or MATERIAL WAS FIRST DOWNLOADED BY YOU.
https://opcfoundation.org/license/website/1.0/
https://opcfoundation.org/license/specifications/1.15/
https://opcfoundation.org/license/source/1.11/
https://opcfoundation.org/license/redistributables/1.3/
https://opcfoundation.org/license/binaries/1.1/
https://opcfoundation.org/license/ctt/1.3/
Most of the Unified Architecture source code provided by the OPC Foundation is hosted on GitHub repositories and are subject to the OPC Source Deliverable Agreement of Use
We appreciate community participation and contribution to our open source projects. Contributors must agree to our Contributor License Agreement. See additional information on GitHub.