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Telephony
Open source

Top Rated Telephony Software with Open source - Page 11

Last updated: October 2026

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Computer Telephony Integration

Call Monitoring

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332 software options

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Fastcall

(0)

Salesforce CTI: Native Phone Dialer + SMS

FOR SALESFORCE TEAMS: Fastcall CTI is a native app built for and dedicated to Salesforce. Powered by Twilio, Fastcall increases productivity & improves customer service with advanced features such as Call Routing, IVR, Call Recording, Omni-Channel, SMS & MMS. High-Velocity Sales and Call Insights.

Rindee

(0)

AI calling for service businesses

Rindee is AI calling for service businesses: it answers inbound calls 24/7, books appointments during the conversation, and runs outbound follow-ups. Detects the caller's language and replies in it. Keep the phone number you already have, or we'll provide one.

DialogConnect

(0)

PhoneTools

(0)

Integrate personal phones with your organization

PhoneTools integrates your cell phone with your online Salesforce org enabling you to easily make calls and send SMS messages to Leads, Accounts & Contacts from within Salesforce. Simply select the PhoneTools button next to the field via your PC / tablet.

Telavox

(0)

Operata

(0)

Real-time performance monitoring for cloud contact centers

Designed for IT operations, contact center operations, and contact center agents, Operata is a customer experience platform that works with Amazon Connect, Genesys Cloud CX, NICE CXone, Salesforce Service Cloud Voice, ServiceNow Voice, Zendesk Voice, and many more. Users can ingest third-party data and insights into any system, enhancing the CX and improving key metrics from call abandonment to sentiment and service availability.

TeamsPhony

(0)

Migrate your business telephony to Teams

TeamsPhony is an enterprise VoIP telephony solution, directly integrated into Teams.

You can handle all your business calls with your Microsoft Teams application.

Our infrastructure is certified by Microsoft to guarantee optimal service quality and reliability.

Alohaa

(0)

Supercharge your Business Communication

Alohaa provides omni-channel products - Virtual phone numbers, IVR, Cloud Telephony, WhatsApp API, Bulk SMS, Voice Broadcasting, all under one easy-to-use, highly affordable platform.

Adoptiv Inc.

(0)

2600Hz

(0)

Voxology

(0)

Voice Solution

(0)

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.

DaraVoiceTech

(0)

Voice technology software for businesses

DaraVoiceTech is a voice technology software solution designed to support business operations through voice-driven functionality.

Orbtalk

(0)

EasyRinger

(0)

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.

360 cti

(0)

SIP-Trunk

(0)

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.

Kolmisoft MOR

(0)

Callbeat

(0)

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.

Go4Clients

(0)

Platform for automating customer communication

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

3C Plus

(0)

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.

Unify OpenScape Business

(0)

Read more about Unify OpenScape Business

Users also considered

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

Top Rated Telephony Software with Open source - Page 11

Fastcall

Rindee

DialogConnect

PhoneTools

Telavox

Operata

TeamsPhony

Alohaa

Adoptiv Inc.

2600Hz

Voxology

Voice Solution

DaraVoiceTech

Orbtalk

EasyRinger

360 cti

SIP-Trunk

Kolmisoft MOR

Callbeat

Go4Clients

3C Plus

Unify OpenScape Business

ItaVoIP

GAO Telephony

comdesk