Thirdlane Business PBX!

Thirdlane Business PBX alternatives

  • freepbx

  • FreePBX is a web-based open source GUI (graphical user interface) that controls and manages Asterisk (PBX), an open source communication server. FreePBX is licensed under the GNU General Public License (GPL), an open source license. FreePBX can be installed manually or as part of the pre-configured FreePBX Distro that includes the system OS, Asterisk, FreePBX GUI and assorted dependencies.

    tags: pbx voice-call voip-server
  • 3CX Phone System

  • 3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such as Google Nexus, Sony Xperia, Motorola Droid or Samsung Galaxy. Connect 3CXPhone to a VoIP provider or to a VoIP PBX (for example 3CX Phone System) to make calls to any VoIP, mobile or landline number.

    tags: voice-chat sip telephony pbx
  • RingCentral

  • RingCentral delivers high quality, reliability and value that's expected by Enterprise businesses through RingCentral Office, an all-inclusive cloud phone system containing HD video meetings, unified voice, fax, text, and audio conferencing.

    tags: phone-system toll-free unified-messaging
  • sipXecs

  • A SIP based implementation of a PBX / unified communications system.

    tags: voice-chat sip pbx