Browse free open source Telephony software and projects for Windows and Linux below. Use the toggles on the left to filter open source Telephony software by OS, license, language, programming language, and project status.

  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 1
    VSCP Protocol & Friends
    A project for a highly scalable protocol and framework and a collection of software tools for m2m (machine to machine communication) and IoT Internet of Things. The programs here works on Windows and Linux and are based around VSCP, The Very Simple Control Protocol. Repository is here: https://github.com/grodansparadis/vscp_software and here https://github.com/grodansparadis/vscp_firmware
    Downloads: 8 This Week
    Last Update:
    See Project
  • 2
    miTester for SIP is an automated SIP testing tool designed and developed to take care of the complex pre-deployment testing of SIP applications easily. This SIP testing tool can be used to simulate SIP call-flows & automate functional, regression tests.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 3
    Astmontray is a systray applet written in PyQt so users can monitor whether their PABX servers running Asterisk.org, the open source telephony platform, are up or not. It supports AMI authentication and runs fine on Linux, OSX and Maemo tablets.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Frosty is a php based application that will allow you to send sms messages to a wide variety of people. Frosty uses email-to-text and google voice and can send a single message up to 100 times to one recipient or to 10000 unknown recipients!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8 Monitoring Tools in One APM. Install in 5 Minutes. Icon
    8 Monitoring Tools in One APM. Install in 5 Minutes.

    Errors, performance, logs, uptime, hosts, anomalies, dashboards, and check-ins. One interface.

    AppSignal works out of the box for Ruby, Elixir, Node.js, Python, and more. 30-day free trial, no credit card required.
    Start Free
  • 5
    J8051 is an API for communication between a 8051 microcontroller and a cell phone using Java ME, Bluetooth and "C" language callback functions, providing a easy way for embed systems developers build a communication between.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Java API to send SMS and WAP Push messages using Kannel SMS/WAP Gateway
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    For developers who are seeking to integrate SMS functionality into their software or applications, this project offers a range of simple solutions in the form of our SOAP, HTTP and SMTP API's that will allow seamless integration with our systems.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Uju is a platform for creating forms or questionnaires that can be filled out by a user on a J2ME enabled phone, transmitted to a server via SMS and stored in a database.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Java API for GSM modems. Allows sending and receiving SMS. Capable to dial out and receive calls in data mode. Contains driver classes for Wavecom and Siemens GSM modems. Extandable. Developers are welcome to supply new drivers.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Train ML Models With SQL You Already Know Icon
    Train ML Models With SQL You Already Know

    BigQuery automates data prep, analysis, and predictions with built-in AI assistance.

    Build and deploy ML models using familiar SQL. Automate data prep with built-in Gemini. Query 1 TB and store 10 GB free monthly.
    Try Free
  • 10
    myNFC.org
    myNFC is a framework allowing JavaScript developers to create cross-platform mobile & NFC applications for smart phones and other embedded systems. These NOT web based applications can be loaded dynamically and can offer a wide user experience.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    New Linux distribution aimed at Openmoko Freerunner
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • Next
MongoDB Logo MongoDB