Browse free open source VoIP software and projects for Mac below. Use the toggles on the left to filter open source VoIP software by OS, license, language, programming language, and project status.
Issabel PBX - Unified Communications
Unified Communications Server
A simple noise gate app intended for use with VOIPs like Skype.
Java wrapper for the popular chat & VOIP service
H.323 Gatekeeper for VoIP and videconferencing
Modern, AI-Smart, WASTE p2p for ipv4, Tor and i2p + Voice Conference.
Positional Audio Communication for Minecraft with Mumble
Java VoIP Softphone (SIP) (replaced by jfPhone)
High performance, production quality STUN server and client library
Baresip is a modular SIP User-Agent with audio and video support
VoIP/SIP Autodialer
Asterisk script to handle telemarketers
Skype language files for additonal languages (details below)
Accent interfaces and controls systems through goals and policies
AstCDR
perl based SMDR/CDR capture & display on Web based PHP with mysql DB