A domain based multi-tenant PBX & voice switch for FreeSWITCH
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Web based system for Computer Assisted Telephone Interviewing (CATI)
Open source Fax server software for inbound / outbound internet Faxing
The most affordable CRM system according to Capterra
Unified Communications Server
The Agispeedy is an AGI Application Server implemention in asterisk