Open Source Desktop Operating Systems Telephony Software

This project implements a simple STUN server and client on Windows, Linux, and Solaris. The STUN protocol (Simple Traversal of UDP through NATs) is described in the IETF RFC 3489, available at http://www.ietf.org/rfc/rfc3489.txt

Open Source - GPLv3 inc images. *** PLEASE NOTE: There are now 2 seperate versions here. *** One is Pre Firefox 57. The other is Post Firefox 57. *** For those providing mirrors, please enable your users to realize this. Vidalia Based, Tor as a Service Solution. MicroSip: enables FREE PC to PC video calling with no account sign-up and no middleman server. WASTE: enables FREE Conference VoIP, chat, file transfer and support. *** AI Powered *** Tor/i2p: enables safer browsing. Tor/i2p Profile: Browse over Tor/i2p on Firefox (Vanilla, ESR), Waterfox (Classic, New), Palemoon , LibreWolf and legacy CyberFox. As with all versions of Tor - do not rely on this for strong anonymity. A usability enhanced Privacy Pack. Use alongside Tor Browser Bundle. An installer, for : Vista 32/64, Win7 32/64, Win8 32/64, Win10 32/64, Win11, Linux (Wine)

Siproxd is a proxy/masquerading daemon for the SIP protocol. It allows SIP clients (softphones & hardphones) to work behind an IP masquerading firewall or router.

Seagull is a multi-protocol traffic generator. Especially targeted towards IMS, Seagull supports Diameter (RFC3588 and all applications) over TCP/SCTP and IPv4/IPv6 , TCAP (over SS7 or Sigtran), XCAP over HTTP and Radius.

SCMxx allows you to exchange certain types of data with mobile phones made by Siemens Mobile. It works with the S25, S35i, M35i, C35i, SL45, S45 and ME45 and probably others.

Bayonne is supported from Savanna.gnu.org. Please visit there. Sourceforge is generally depreciated except for mailing lists, but updated releases will be posted here from time to time.

pcapsipdump is libpcap-based SIP sniffer with per-call sorting capabilities. It writes SIP/RTP sessions to disk in a same format, as "tcpdump -w", but one file per SIP session (even if there is thousands of concurrent SIP sessions). Getting started: http://pcapsipdump.sf.net/

Synchronize bluetooth mobile phone with thunderbird, lightning, sunbird, outlook etc.

"Way to Sms" is a desktop application written in python to send free text messages all over India through Way2Sms gateway

The project has moved! Please find current versions at https://www.gnugk.org/ The GNU Gatekeeper (GnuGk) is a full featured H.323 gatekeeper under GPL license. It supports VoIP and videoconferencing and includes Radius and database support and many call routing functions. The project has moved! Please find current versions at https://www.gnugk.org/

This project has been superseded by OpalVoip (https://sourceforge.net/projects/opalvoip/) and H323Plus (https://sourceforge.net/projects/h323plus/) The OpenH323 project provides full featured, interoperable, Open Source implementation of the ITU H.323 teleconferencing protocol that can be used by personal developers and commercial users without charge.

A lightweight cross platform IP telephony client using the IAX protocol, designed for use with the asterisk open source PBX.

Comprehensive business management system The full-cycle automation ERP system - [ Full Freeware ] IP PBX - Complete synchronization with CRM system - Call accounting for PBX (PBX billing) - Phone call control and monitoring - Phone recording systems Accounting, Financial management - Trade management, warehouse - Management and tax accounting Corporate information system - Client relations management system (CRM) - Project, tasks, orders management - On-line conferences (forums) - Instant messenger, chat, sending SMS Staff management system [HRM] - Personnel records, documents circulation - Time and Attendance tracking system - Computer usage monitoring (time tracking) - Work time accounting (five levels) - Accrual and deduction system - Fines system (two levels) - Salary calculation Access control systems Management of access rights to the premises Video surveillance system (IP,Analog) Photofixation, Videofixation Technological process automation

Asterisk Gateway Interface often used when it is necessary to build complex IVR system. Nanoagi will help to do it.

New version 1.2. This is the code to STUNTMAN - an open source STUN server and client code by john selbie. Compliant with the latest RFCs including 5389, 5769, and 5780. Also includes backwards compatibility for RFC 3489. ICE and WebRTC ready. Version 1.2 compiles on Linux, MacOS, BSD, and Solaris. Supports the STUN protocol on both UDP and TCP for both IPv4 and IPv6. Windows binaries are also provided. Additional features are in development. This is a mirror of the code on https://github.com/jselbie/stunserver More details on the project's website: http://www.stunprotocol.org

The WBXML Library is a C library for handling WBXML (Wireless Binary XML) documents. It consists of a WBXML Parser (with a SAX like interface), a generic WBXML Encoder, and an internal representation of the document (WBXMLTree).

The LA/OpenBP billing platform provides high performance/volume, industry independent billing functionality. It is designed for easy integration into complex environments such as those found in the telecommunication, utility and finance industries.

TelGO Phone : simple iax client modify from iaxcomm. for IAX small provider. Focus to MS windows user. TelGO PBX : Linux IPPBX with Firewall and Web GUI config

SIP Stack that is RFC 3261 compliant. Project has moved to http://www.resiprocate.org/

4PSA VoipNow PHP Demo Client is an Open Source software written in PHP demonstrating the 4PSA VoipNow SOAP API interface. The application handles a client registration and a phone terminal creation.

Using this tool you can send sms or email to anyone using any name/number for sms and email id for email. Its completely free.

Flat File Editor is useful for viewing large fixed-length files that have a well defined record layout. The record layout can be specified such that different fields (corresponding to column positions within the input file) can be placed anywhere on the

The next generation of the Openh323 Gatekeeper project that provides high availability and scalibility for carrier grade, available freely under GNU GPL.

java telephony API, Dialogic's hardware support, telephony application IDE, mutlichannel telephony applications Server