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What is free5GC?

The free5GC is an open-source project for 5th generation (5G) mobile core networks. The ultimate goal of this project is to implement the 5G core network (5GC) defined in 3GPP Release 15 (R15) and beyond.

Currently, the major contributors are from National Yang Ming Chiao Tung University (NYCU). Please refer to our roadmap for the features of each release.

  • The source code of the latest version of free5GC can be downloaded from here.
  • Follow our LinkedIn page to get the news about free5GC.


Thank you very much for your interest in free5GC. The license of free5GC follows Apache 2.0. That is, anyone can use free5GC for commercial purposes for free.

2024/3/6: free5GC v3.4.1 released!

In free5GC v3.4.1, Convergent Charging on PDU Session was fully supported!
Users will see the data usage on the webconsole after the PDU Session is created (please note that: The charging method (Online/Offline) needs to be determined during the subscription creation).

If you're interested in the implementation details, please visit the CHF design document.


The history of the version release can be found on the history page.

Next Step(s)

We remain committed to enhancing free5GC with new features, and we have a roadmap in place to support the following functionalities:

  • SBI R17 support (Will be released in 2024 Q3 or Q4)
  • release NEF
  • release TNGF
  • Packet Rusher CI integration
  • Kubernetes deployment (quick installation)
  • Time Sensitive Network (TSN)
  • 5G LAN





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