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Open5GS is a C-language Open Source implementation of 5GC and EPC, i.e. the core network of NR/LTE network.

#### Supported Features
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- Release-16 compliant
- AES, Snow3G, ZUC algorithms for encryption
- Support of USIM cards using Milenage
- IPv6 support
- Multiple PDU session resource(EPC only)
- S1/X2 Handover(EPC only)
- CSFB(Circuit Switched Fall Back) and SMSoS(SMS Over SGs)
- VoLTE(Voice over LTE)

#### Known Limitations
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- No OCS/OFCS
- No NB-IoT
- No eMBMS
- No SRVCC
- No Roaming
- No Emergency Call
- No ePDG Gateway
