nhrp
There are 4 repositories under nhrp topic.
FRRouting/frr
The FRRouting Protocol Suite
Jonathan-Ferguson/Quagga
Quagga is the successor to zebra-pj and to GNU Zebra. Please see https://salt.bountysource.com/teams/quagga for an additional means to advance Quagga development. I have accumulated resources for reunifying Quagga which are available at https://launchpad.net/~jonathan-ferguson. Further information is available at https://www.nongnu.org/quagga/.
rbannist/AzureIaaS-CiscoCSR1000v-DMVPNandZBFW
Learning guide for DMVPN and ZBFW-based network security on Microsoft Azure
westermo/frr
Westermo extensions and bugfixes to the FRRouting Protocol Suite, see upstream for official repo!