74 Top Open Source VoIP Apps & Resources

voipnow.org — Here are 74 open source VoIP applications tucked into categories that you can use "as is" or change to fit your specific needs. They are categorized by SIP, H.323, IAX, and RTP protocols and include clients, libraries, gatekeepers, and any other open source resource available for those specific protocols plus PBX and IVR platforms. Apr 16, 2007 View in Crawl 4