Software Development Group (SDG)

SDG OpenCAPIF
Developing an open source Common API Framework, as specified by 3GPP, enabling secure and consistent exposure and use of 3GPP northbound APIs.
Sophia Antipolis, France, 3 April 2026
ETSI Software Development Group OpenCAPIF (SDG OCF) is pleased to announce Release 4.0.0. With 3GPP Release 19 alignment and improved architecture, this release includes major upgrades to boost security and flexibility all around. OCF Release 4 introduces the first phase of Visibility Control, a gamechanger for API access management, alongside a fully revamped certificate architecture and smoother deployments.
This new Release continues to demonstrate how ETSI, as a founding member of 3GPP, can help advance the future of telecommunications.
To learn more about all the new features, enhancements, and fixes, check out the OpenCAPIF Release 4 blog post.