Description: DrayTek SIP SoftPhone is a free VoIP softphone for making and receiving calls over the internet. It supports standard SIP protocol and can integrate with IPPBX systems and SIP trunk providers. Basic features include call history, contacts, call transfer, conference calling.
Type: software
Description: sipXecs is an open source IP PBX software solution. It provides telephony and unified communications features for businesses, including voicemail, auto-attendant, call routing, conferencing, and integrations with CRM software.
Type: software
Pricing: Open Source