| Port | Description |
|---|
| asterisk-g729 | G.729a voice codec for Asterisk |
| asterisk-openbsd-moh | add OpenBSD songs to Asterisk music-on-hold |
| astmanproxy | proxy for Asterisk Manager Interface |
| bcg729 | software G729A encoder and decoder library |
| coturn | coturn STUN/TURN server |
| fobbit | Creative VoIP Blaster driver/software |
| gsutil | dump/restore Grandstream device configurations |
| iaxmodem | a software fax modem that uses an IAX channel |
| kamailio | mature and flexible open source SIP server |
| libosip2 | GNU implementation of SIP (RFC3261) |
| libzrtp | ZRTP library |
| linphone | graphical audio and video SIP phone |
| p5-Asterisk-AMI | interact with Asterisk Manager Interface from perl |
| p5-Net-SIP | perl framework for SIP |
| p5-asterisk | collection of perl modules to be used with asterisk |
| pjsua | multimedia communication library (SIP, RTP, ICE, etc) |
| py-phonenumbers | port of Google's libphonenumber library |
| resiprocate | reSIProcate SIP stack |
| siproxd | proxy/masquerading daemon for the SIP protocol |
| sngrep | SIP packet capture tool with curses UI |
| spandsp | DSP library for telephony |
| stuntman | STUN server implementing RFCs 5389, 5769, and 5780 |