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Top Rated Telephony Software with Open source - Page 10

Last updated: August 2026

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269 software options

Voice Solution logo
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We simplify enterprise communication platform

Voice Solution is a cloud-based telephony solution that helps improve enterprises' communication systems to connect with customers at scale via a multi-channel platform.

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EasyRinger logo
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Virtual phone numbers with global call forwarding

EasyRinger offers virtual phone number forwarding services, redirecting calls and messages globally across over 200 countries and territories. Features include SMS and MMS forwarding, customizable caller ID, interactive voice menus, voicemail, and caller blocking. Users can choose from thousands of local and vanity numbers and manage calls via any mobile or landline device without extra hardware installation.

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SIP-Trunk logo
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One provider connecting your global offices. Swiss quality.

Swiss SIP Trunk for global businesses. The only provider connecting headquarters and branches with one connection, contract, and invoice. Certified for Starface, Unify, Swyx, and MS Teams. Trilingual support. Free 14-day trial.

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Callbeat logo
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Cloud virtual phone system with AI assistants

As a Cloud PBX & VoIP solution for México and LATAM SMEs, CALLBEAT unifies corporate communications without physical hardware. Our B2B SaaS platform empowers remote teams with mobile softphones, intelligent IVR, and seamless call routing, ensuring zero missed sales.

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Go4Clients logo
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Platform for automating customer communication

Go4Clients is a digital communication platform that allows companies to automate their customer interactions.

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3C Plus logo
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Call center software for managing telephony operations

3C Plus is a cloud-based platform that helps companies manage telephony operations. It facilitates integration with CRM systems and enables businesses to control operations to gain productivity and prevent resource utilization on unsuccessful calls.

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BNA logo
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The most effective customer engagement tool.

The most effective customer engagement tool to help you enhance your customer satisfaction and increase your sales. Key features include 360º customer view, campaign management, automated suggestions for cross- and upselling, AI-based modules to increase sales opportunities, etc.

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comdesk logo
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comdesk is call center software to aid customer service

Cloud-based business telephony with AI-powered call management, top voice quality & CRM integration for secure, scalable communication.

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iTeleCenter logo
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A Virtual Phone System for Entrepreneurs & Small Businesses

iTeleCenter is a cloud-hosted virtual phone system with call forwarding, voicemail, texting, extensions for departments & employees, online faxing and many more

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Telecmi logo
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Business phone system

TeleCMI - provides communication solutions for any business cases. TeleCMI is a modern day business phone system which offers global communication solutions for businesses ranging from startups, SMEs and Enterprises.

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ViiBE logo
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Quote-to-cash platform for white label resellers

ViiBE is Viirtue's included quote-to-cash platform for white label resellers. It handles quoting, usage rating, tax automation, billing, payments, number ordering, marketing assets, and reseller reporting in one system, with integrations to QuickBooks, ConnectWise, and CRMs.

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Liberty logo
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All-in-one cloud-based telephony platform

Meet Liberty, the first true, all-in-one, cloud-based platform built for your answering service. Designed to streamline your operations, Liberty offers a simplified experience for your agents, supervisors, and clients.

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Voximal logo
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A phone platform based on Asterisk propulsed by Voximal

Voximal is Asterisk's VoiceXML engine with state-of-the-art of latest text to speech and speech to text on-premise or online offer.

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Fonvirtual Virtual PBX logo
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Private branch exchange (PBX) solution

Fonvirtual virtual PBX is a business telephone system that helps companies manage internal and external voice, video, or chat- based communications. The platform allows users to create custom greeting messages to automatically redirect clients to the right agent based on specific requirements.

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ComDesk logo
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Cloud-based outbound call system for sales teams

Comdesk Lead is a cloud-based outbound call system that combines IP and mobile phone lines for telephone sales and inside sales operations. The software features automatic call recording, AI-powered transcription, and ChatGPT integration for call summarization. It includes customer relationship management tools, one-click dialing, auto-call modes, and customizable call status tracking for managing sales activities and contact lists.

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urLive logo
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Personalize customer engagement with live video calls

Customer-initiated video calls to your team open new channels of engagement. A single click instantly starts a private, secure video call with your designated team. The cloud service automatically routes customers to team skills and availability. Includes collaborative tools, scheduling, and more.

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PBXware logo
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A UCaaS Platform for Telecom Service Providers

The Bicom Platform is a comprehensive, flexible, white label Unified Communications & Collaboration suite. Including UCaaS, Contact Center as a Service, omnichannel, hybrid meetings, mobile UC, geo-redundancy, UC virtualization, and more, the Bicom Platform supports your business as it grows.

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Kolmisoft M4 SBC logo
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Telephony and VoIP software

Kolmisoft M4 SBC is a VoIP solution that helps telecommunication service providers automate VoIP billing, routing, and invoicing processes. Key features include real-time billing for both prepaid and postpaid services, multicurrency support, VAT accounting, and comprehensive financial analysis tools.

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Spruce Health logo

One inbox for every patient conversation.

Spruce Health is the leading platform for HIPAA-compliant healthcare communication.

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TrioPBX logo
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Cloud-based hosted PBX system

TrioPBX is a cloud-based VoIP solution designed for growing businesses that want reliable, cost-effective communication without the headache of on-premise hardware. Whether you're running a call center, a sales team, or a remote-first company, TrioPBX gives you everything you need to stay connected

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Radius Connect logo
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Cloud-based telephony & business communication solution

Radius Connect enhances business communication with ease. The cloud-based telephony solution offers flexibility, affordability, and simplicity. It effectively lowers call expenses, enhances call quality, and ensures the business is future-ready.

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SendIA logo
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Solution for managing communication across multiple channels

SendIA is a communication management software that allows businesses to optimize communication with customers through SMS, WhatsApp Business API, and chatbots. The platform enables users to create, run, and manage mass messaging campaigns to connect with the target audience.

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Telfon logo
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Cloud VoIP for business calls and messaging

Telfon is a cloud-based virtual phone system that enables businesses to make calls and send SMS and MMS messages across multiple devices. The platform offers features including call forwarding, call recording, voicemail transcription, and call analytics. Telfon provides virtual phone numbers in over fifty countries and includes a Chrome desktop application for browser-based access.

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Teleforce logo
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Voice, text & social media communication management software

Teleforce is a communication suite designed to help businesses streamline their communication management operations. It offers a wide range of features, including TeleCRM, TeleAI, TeleVoice, and more. Teleforce enhances communication channels by seamlessly integrating voice, SMS, email, video conferencing, and popular social media platforms like Facebook, Instagram, Twitter, and LinkedIn.

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Viirtue logo
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White label VoIP and UCaaS platform for MSPs

White-label cloud telephony for MSPs and telecom resellers. Hosted PBX with unlimited extensions, hunt groups, IVR, call queues, and time-based routing across a carrier-grade geodiverse network. SIP trunking, number porting, CNAM, and E911 support built in, with ViiBE handling telecom tax and usage

Read more about Viirtue

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