There are 2 repositories under pjsua topic.
SIP to Mumble gateway/bridge using PJSUA stack.
SIP-based Announcement / PA / Paging / Public Address Server system
Python 3 compatible softphone with support for audio streaming.
Rust bindings for pjsip with examples. Install pjsua2 for python using pip
The bulk calling script is written in python3 which uses the pjsip library (pjsua).
Converts SIP log files to Wireshark PCAP files