Alternatives to FreeSWITCH
Compare FreeSWITCH alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to FreeSWITCH in 2026. Compare features, ratings, user reviews, pricing, and more from FreeSWITCH competitors and alternatives in order to make an informed decision for your business.
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3CX
3CX
3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry 3CX can accommodate every need; from mobility and status to advanced contact center features and more, at a fraction of the cost. Ideal for companies working remotely, 3CX includes mobile apps, video conferencing and website live chat. Installation, management and maintenance of the PBX is so easy that you can effortlessly manage it yourself, whether on an appliance or server at your premise on Windows, Linux or in the cloud. Alternatively you can choose to have it hosted by 3CX for a completely hassle-free solution. -
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Intermedia Unite
Intermedia
Intermedia Unite® brings business communications, collaboration, and customer engagement into one easy-to-use platform—keeping teams connected, productive, and responsive from anywhere. It replaces fragmented tools by combining business phone service, video conferencing, team chat, and file sharing into one seamless experience, so employees can collaborate without switching apps. Unite delivers enterprise-grade calling with 100+ features, integrated customer engagement, and enhanced Microsoft Teams experiences. With mobile and desktop apps, users can call, meet, message, and engage customers from anywhere while maintaining a consistent business identity. AI-powered transcription, summaries, and insights help teams capture details and follow up efficiently. Backed by 99.999% uptime and J.D. Power-certified support, Unite ensures reliable performance—resulting in simpler communications, more productive teams, and better customer engagement. -
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PBXware
Bicom Systems
PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Since 2004, PBXware has deployed flexible, reliable, and scalable Next Generation Communication Systems and VoIP solutions to Small and Medium sized Businesses (SMBs), enterprises, Internet Telephony Service Providers (ITSPs), Call Centers and governments worldwide by combining the most advanced of the latest technologies. Bicom Systems’ softswitch is offered in Business, Contact Center and Multi-Tenant Editions, each supporting specific features maximizing performance, reliability, and expandability. -
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Yeastar P-Series PBX System
Yeastar
Focusing on delivering "Easy-first Unified Communications", Yeastar P-Series Phone System offers companies of all sizes with a complete package for calls, video, messaging, and integrations, out of the box. With in-built visual call management, integrated video conferencing, advanced contact center features, and ready-made SMS, WhatsApp, Microsoft Teams, CRMs, and more platform integrations, P-Series boosts productivity at all levels and provides everything across desktop, mobile, and browser with simple user apps. Available in the Appliance, Software, and Cloud Editions, P-Series provides flexible deployment options, allowing you to have it sited on-premises or in the cloud. Balancing costs and future growth, it requires a lower total cost of ownership, less training, and fewer management efforts. The ease of use and future-proof adaptability are paramount. -
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Signalmash
Signalmash
Signalmash is a boutique CPaaS built for businesses that need reliable communications and real human support behind every interaction. No tiers. No wait times. Real support for faster development and better outcomes for your customers. Our enterprise-grade customer gets a dedicated Slack channel with our engineers. Direct Tier-1 connections with AT&T, Verizon & T-Mobile. 94% first-time 10DLC approval rate. SMS: 10DLC | Short code | Toll-free | RCS: RCS Rich | RCS Media through API & No-Code Platform Voice: SIP Trunking | VoIP | Termination | Origination Numbers/DIDs: Local, short code & toll-free numbers | BCID (Branded Caller ID) Number Intelligence/Lookup: Subscriber Info (CNAM) | Carrier Information | Carrier Type (Fixed or Wireless) | Federal DNC Status Signalmash enterprise-grade reliability, boutique-level support. -
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XCastLabs
XCastLabs
The First and Still the Best in VoIP Communication! Our proprietary technology has been providing telecom services for over 20 years. XCast’s broad suite of products—Hosted IP-PBX, SIP Trunking, Carrier Services and Call Center Solutions—are available directly from XCastLabs or through our white label Resellers, our agent partners, carriers or call centers. XCast exceptional service, rates, and products meet the FCC standards for STIR/SHAKEN network compliance. XCast’s Hosted PBX solution is delivered over the Internet to any of your connected devices. Promotional plans start as low as $9.95 per month and include FREE Outbound minutes and a FREE Yealink Business Phone per extension. Sip Trunk Plans begin at $4.95 w/unlimited inbound minutes and free installation. Our Automatic Call Distribution (ACD) system has full reporting, automated customer callback, custom prompts, music on-hold, call recording, call monitoring (with whisper and barge-in), call transfer and more!Starting Price: $4.95/month -
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VitalPBX
VitalPBX
VitalPBX is a unified communications PBX system based on Asterisk and Linux (Centos 7). VitalPBX provides a robust and scalable platform, which will allow you to manage your PBX in an easy and intuitive way. VitalPBX is built to be easy to use with tooltips across the system and a coherent user interface throughout. A telephony system should be aware of security hazards and avoid them. VitalPBX offers various levels of protection against cyber threats in the VoIP world.Starting Price: $100 -
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Asterisk
Sangoma Technologies
Asterisk is an open source framework for building communications applications. Asterisk turns an ordinary computer into a communications server. Asterisk powers IP PBX systems, VoIP gateways, conference servers and other custom solutions. It is used by small businesses, large businesses, call centers, carriers and government agencies, worldwide. Asterisk is free and open source. Asterisk is sponsored by Sangoma. Today, there are more than one million Asterisk-based communications systems in use, in more than 170 countries. Asterisk is used by almost the entire Fortune 1000 list of customers. Most often deployed by system integrators and developers, Asterisk can become the basis for a complete business phone system, or used to enhance or extend an existing system, or to bridge a gap between systems. Build your own custom system with Asterisk? Buy a powerful, low-cost turnkey system based on Asterisk? Discover which option is right for you.Starting Price: Free -
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FusionPBX
FusionPBX
FusionPBX can be used as a highly available single or domain-based multi-tenant PBX, carrier-grade switch, call center server, fax server, voip server, voicemail server, conference server, voice application server, appliance framework and more. FreeSWITCH™ is a highly scalable, multi-threaded, multi-platform communication platform. It provides unlimited extensions, voicemail-to-email, music on hold, call parking, call center, call queues, phone provisioning and many other features. It provides the functionality your business needs and brings corporate-level phone system features to small, medium and large businesses. A large amount of time has been used to fix bugs and tighten security and improve the code. There is also progress being made on the future release. We have made a good amount of progress and the master branch is far ahead of the current release in many ways. We are working diligently to finish the last changes that we feel are needed for this coming release.Starting Price: $100 per month -
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Kamailio
Kamailio
Kamailio® (successor of former OpenSER and SER) is an open-source SIP server released under GPLv2+, able to handle thousands of call setups per second. Kamailio can be used to build large platforms for VoIP and real-time communications, presence, WebRTC, Instant messaging, and other applications. Moreover, it can be easily used for scaling up SIP-to-PSTN gateways, PBX systems, or media servers like Asterisk™, FreeSWITCH™, or SEMS. Among the powerful features, are asynchronous TCP, UDP and SCTP, secure communication via TLS for VoIP (voice, video, text); WebSocket support for WebRTC; IPv4 and IPv6; simple instant messaging and presence with embedded XCAP server and MSRP relay; asynchronous operations; IMS extensions for VoLTE; ENUM; DID and least cost routing; load balancing; routing fail-over; accounting, authentication and authorization; support for many backend systems such as MySQL, Postgres, Oracle, Radius, LDAP, Redis, Cassandra, MongoDB, Memcached. -
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ASTPP
ASTPP
#1 Open Source VoIP Billing Solution ASTPP has been empowering various VoIP businesses and service providers with its amazing Open Source VoIP solutions. It is regarded as one of the top VoIP billing solutions and the #1 open source FreeSWITCH-driven Class 4 and Class 5 Softswitch Solutions, which automates invoicing and billing processes completely. ASTPP is one of few solutions that support the N-level reseller structure. It uses cutting edge technologies like FreeSWITCH and OpenSIPs as core technologies to provide the most robust, reliable, and scalable solutions. ASTPP is a smart telephony platform, which has a suite of smart VoIP telephony solutions to offer to service providers and businesses, including, but not limited to: Class 4 Softswitch Class 5 Softswitch VoIP Billing Calling Cards Multi Tenant IP PBX DID Management FreeSWITCH Billing FoIP (Fax Over IP) STIR/SHAKEN Call Forwarding SIP Trunking MVNO Billing Mobile Dialer -
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ICTPBX
ICTInnovations
ICTPBX is an open source, carrier-grade PBX platform built for ISPs, ITSPs, and service providers. It combines FreeSWITCH 1.10 as the media engine with FusionPBX 6.6 for PBX configuration, unified through the ICTCore REST API and managed from a modern Angular 13 web dashboard. Unlike hosted PBX solutions, ICTPBX runs entirely on your own infrastructure. You control your data, your tenants, and your billing. Scale from a handful of extensions to thousands of seats without per-user licensing costs. It’s built for multi-tenant deployment. Each tenant gets their own isolated PBX environment with custom branding, quota limits, and role-based access control. Core capabilities: SIP extensions, ring groups, call queues (ACD), and IVR menus Voicemail, conferences, time conditions, and call flows SIP trunks (gateways), inbound DID routing, call blocking Multi-tenant with per-tenant branding and quota management Voice, fax (T.38/FoIP), SMS (SMPP), and email on one platformStarting Price: $6000/one-time payment -
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CallFlow
ALERTSIO LLC
CallFlow is an enterprise toll-free number provider and call forwarding portal built for businesses that can't afford to miss a call. Route inbound calls intelligently across buyers and campaigns using weighted distribution, priority failover, and concurrent call caps — all configurable without touching a single line of code. Monitor live traffic in real time with a built-in call dashboard, and bill clients per-second using a transparent wallet system with full transaction history. Recharge balances, set custom per-minute rates, and let the platform handle the math automatically. Features include a multi-layer IVR with text-to-speech, spam shield with STIR/SHAKEN support, live call transfer between agents, hold with music, campaign management, call recordings, and detailed reporting with CSV export. Multi-user access with granular role permissions means your whole team can work without stepping on each other. Built on FreeSWITCH and backed by enterprise SIP providers. No telecStarting Price: $20/month -
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Seshnova
Seshnova
Seshnova is a cloud-native prepaid billing and session-enforcement platform for operators who can't afford to bill after the fact. It rates usage in real time, tracks entitlements across customers and products, and enforces hard cut-off the moment credit hits zero — no overspend, no reconciliation, no negative balances. Built on FreeSWITCH, CGRateS, and Kamailio, Seshnova was purpose-built for prepaid telecoms: real-time credit control for prepaid voice, hard enforcement for calling cards, and hands-on migration tooling for operators moving off legacy platforms like Digitalk, PortaOne, and Telinta. The same rating-and-enforcement loop extends to any metered service — EV charging, parking, API monetisation, IoT connectivity, and SaaS usage billing. Multi-tenant, carrier-grade, and fully auditable. When entitlement ends, the session ends.Starting Price: $500/month -
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Alaris inVoice
Alaris Labs
ALARIS LABS is a software developing company that provides a suite of products enabling voice wholesale and SMS hubbing business. Voice carriers can benefit from ALARIS inVOICE, a high-capacity billing and routing solution that facilitates partner management (interconnections, rates, billing, bilateral agreements, DID management, alerting, analytics) and ensures real-time routing with a manual or dynamic (LCR, quality-based etc.) approach on a number of softswitches and SBCs (Sonus, Sansay, Dialogic, Genband, Mera MVTS, Huawei, VOS, Freeswitch and others) over the SIP 300/302 API. ion can be most efficiently organized with Alaris SMS Platform - an all-in-one system to handle one- or two-way A2P and P2P traffic via a multitude of protocols and OTT APIs: SMPP, CMPP, HTTP, SIGTRAN, UCP, ParlayX, RCS, WhatsApp, Viber, Telegram etc. Heavy-duty message switching (up to 25000 SMS/sec) is supplemented with a vast variety of business features. -
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CALLR
CALLR
Lower the cost of ownership of your business comms infrastructure. Pay as you go. Global network. Direct routes. Volume and usage discounts. Our SIP & IAX solutions are world-class. We offer features such as elastic trunking, instant provisioning, direct interconnections and secured connections. Whether you are a call center with 25 or 200 agents, we can meet all of your SIP enterprise needs for call termination and origination. CALLR handles both the encoding and decoding of your signal. We support all major codecs, both in and out. Our solution is compatible with all major VoIP software: Asterisk, Freeswitch, Vicidial, FreePBX. Be it for outbound or inbound, we address all your calling needs. Thanks to our smart routing system, we are able to offer competitive prices that decrease your volume of calls. Our SIP & IAX network is global. We can provide you with reliable service with local interconnection through data centers wherever your network is located.Starting Price: $1 per month -
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astTECS
*astTECS
*astTECS provides complete enterprise telecom products based on Open Source Technology- such as IP PBX and Contact Center Solution. *astTECS IP PBX offers all the high-end features at an affordable price enabling your business to be future-ready, flexible, innovative and competitive while reducing your telecom expenses. *astTECS IP PBX can seamlessly integrate with any applications - CRM, ERP, PMS and even with your existing telecom infrastructure. *astTECS call center solution has advanced features with a real-time agent monitoring dashboard helps to improve your agent productivity and customer engagement with advanced analytics. *astTECS also offers a complete call recording solution for your business with real time dashboards. -
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FreePBX
Sangoma Technologies
The “Free” in FreePBX stands for Freedom. That’s because FreePBX, the world’s most popular open source IP PBX, gives users the tools to build a phone system tailored to their needs. Discover the power of open source communications. Take a look at all the built-in features FreePBX has to offer and start building your phone system. Transform your FreePBX install into a robust Unified Communications system with commercial modules from Sangoma and other add-ons for FreePBX. Visit the Knowledge Base on the FreePBX Wiki! Or let FreePBX experts assist with support for installing FreePBX, updating, troubleshooting, and beyond. Completely free to download and use, the power of FreePBX comes from a global community of developers who ensure it remains a high compatibility and customizable platform with all the key features needed to build a scalable business phone system on any budget. -
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Thirdlane
Thirdlane
Thirdlane is a scalable UCaaS platform that blends multi-tenant PBX, Contact Center, and collaboration apps into one solution. MSPs, Enterprises, and telecom providers adopt Thirdlane when they want freedom of deployment, deep integrations, and reliable control over their communications stack. Whether your team prefers cloud-hosted services or on-premises deployments, Thirdlane adapts to your strategy. IT departments appreciate the API-first design, while business leaders value the ability to cut costs and avoid lock-in. Core benefits: - Enterprise-grade PBX with calling, video meetings, voicemail, and advanced routing. - Unified Thirdlane Connect apps for chat, video meetings, and file sharing. - Built-in Contact Center - Advanced analytics to improve service and sales. - CRM integration for context-rich customer interactions. - White-label branding across all user touchpoints. - Options for geo-redundancy and high availability. -
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Vodia PBX
Vodia Networks
Vodia Networks offers a SIP PBX platform that runs smoothly across cloud, on-premise, and hybrid setups. Our PBX supports a broad range of devices, including SIP phones, softphones, and WebRTC clients, to help businesses communicate flexibly across locations. Our Session Border Controller (SBC) has been certified by Microsoft for Microsoft Teams, and our PBX features AI-powered real-time call transcription using OpenAI’s Whisper technology. Vodia supports easy deployment through prepaid cloud PBX instances and traditional installations across various environments. Our phone system integrates with some of the world’s best business software, including ActiveCampaign, CallSmart, Cliniko, HighLevel, Microsoft Dynamics 365, monday.com, Shiji PMS, UPilot, and other industry-standard business communications platforms, so our customers can deploy cutting-edge business tools alongside our best-in-class, feature-rich cloud phone system. -
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CompletePBX 5 IP PBX
Xorcom
Virtual IP PBX (Private Branch Exchange) or Phone System Appliance – CompletePBX is the heart of Xorcom hardware and software phone systems. Built on top of the solid Linux and Asterisk platforms, it’s built for stability and performance. CompletePBX was designed from the ground up to combine ease of use, advanced features and security at every level. Download free, fully functional CompletePBX 5 VM – evaluation virtual machine now! Check out our FREE online certification training course that will take you step by step through all the basics of CompletePBX system. Save a lot of time and effort by trying to go at it alone. Let us help you get there faster. -
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Taridium ipbx
Taridium
The Taridium ipbx is a highly capable software VoIP PBX system that replaces a traditional hardware based PBX. ipbx runs on standard server hardware, or in the cloud and does not require any additional software licenses. An End User Panel that let’s you control all aspects of your own extension, such as managing your call via an operator console, listen to voicemail, configure call forwarding, create ad-hoc telephone conferences and much more. Configure your extension to only forward during certain times, using your iCalendar feed or based on a list of favourite caller IDs. A meet-me type conference room for each and every user. No more scheduling conflicts and live conference management, which allows you to mute and kick participants. Invite users with the click of a button and have the system call them instead of having to provide cumbersome login instructions.Starting Price: $199 one-time payment -
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Dial-Office IP PBX
Dialexia Communications
Dial-Office is a flexible, feature-rich IP PBX software designed for SMBs and start-ups who want to take full advantage of the business benefits of VoIP technology. Based on the SIP standard platform, this IP PBX software solution comes with a number of advanced phone features that were previously available only with costly circuit-switched enterprise telephone systems. Dial-Office IP PBX software delivers reliable, low-cost unified communications to small- & mid-sized business using an established Local Area Network. This award-winning VoIP solution provides end-users with crystal-clear voice quality and a series of business management features designed to increase productivity, lower communication costs & enhance customer service. Platform features include the following: -
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Issabel
Issabel
Issabel is an open source unified communications platform that consolidates IP communication services into a single system, surpassing the constraints of a conventional PBX by integrating features such as call center capabilities, email, management reports, fax, video call meetings, audio recording, and CRM and platform integrations. It offers a robust, flexible, and easy-to-use call center module designed to efficiently automate and manage contact centers, handling both incoming and outgoing call campaigns through an intuitive agent console and call management interface. Issabel streamlines PBX solutions for service providers, enabling the management of multiple clients from a single instance, simplifying administration without the need for separate servers for each client. To enhance functionality, Issabel supports add-ons crafted to seamlessly integrate with the platform, adding features that interact with telephony to improve customer service and automate actions for support.Starting Price: Free -
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sipXcom
sipXcom
sipXcom was established in January of 2015 from a fork in the sipXecs project by the development team at eZuce, Inc. sipXecs and SIPfoundry in particular had become a user community and was not seeing any growth in the developer community. Due to a restrictive contributor agreement, sipXcom is without any restrictive contribution rights. sipXcom source code licensing is based on the copyleft-friendly AGLP v3 (Affero General Public License). SWARM is the code name for the next generation of sipXcom/sipXecs projects. Under development with anticipated production readiness scheduled for early 2017, SWARM will be a microservices-based architecture that will improve upon sipX scalability, reliability and configurability. The software is designed to support any compute platform whether you want to use dedicated, virtual, or cloud-based servers. You can also create hybrid implementations with a combination of premise-based and data center or cloud instances. -
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BillCall
Panamax
BillCall is a robust telecom billing solution for prepaid & postpaid roaming, voice & SMS interconnect services, rate & policy management, deal & dispute management and order management among other features. It provides a complete suite of reconciliation and settlement features for mediation, origination, termination, roaming and transit traffic. The solution has the capability to leverage existing infrastructure to deliver new and enhanced services and can easily be integrated with a wide range of third party software and solutions such as telecommunication switches, accounting software and CRM. -
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R.E. Communications IP-PBX Premise based
R.E. Communications
R.E. Communications offers an Asterisk based IP-PBX system. These systems support all industry standard SIP phones, with enterprise level features that go from 1 phone to 4000 phones. These systems also support SIP trunking which with the combination of SIP trunks and SIP phones you can replicate the services of a Hosted solution but save on the per seat cost. Typically a 10 phone/seat system can be supported with 4 to 6 SIP trunks which is a savings over the 10 seat cost of a Hosted solution. -
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HoduPBX
Hodusoft
HoduPBX is the ultimate solution for business communication. Its unprecedented user interface with optimal user experience facilitates businesses to communicate with the end users efficiently. This software offers world-class connectivity within an office and from the remote location leaves communication an uninterrupted process. Get HoduPBX and empower agents’ work management with multitasking abilities and efficiencies. With 1000+ concurrent calls and 10,000 extensions, our IP PBX software is one of the best choices for business communications. Here are HoduPBX’s key features: Multi-Tenant Auto Provisioning Least Call Routing (LCR) Real-time Analytics and Reports Queue Monitoring Multi-level IVR BLF & Presence Prepaid & Postpaid Billing Payment Gateway Integration Audio-conferencing SMS Hosted IP PBX Software -
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InstaVoice
InstaVoice
With innovative mobile services offered to carriers in 46 countries around the world, InstaVoice has been transforming the voice landscape. The InstaVoice app is a birth-child of creativity, knowledge and experience, from the inventors of Voice SMS, built on the premise of providing a sturdy and reliable voicemail application for consumers around the world. Listen, reply to, and manage unlimited voicemails for all your linked numbers in a unique chat-like user interface. Say good riddance to ‘Your-voicemail-is-full’ messages! With unlimited storage, you can access all your voicemail messages from the past - even if you switch carriers. Get free Missed Call Alerts for all your linked numbers, even when if your phone is switched off or unreachable. Your missed calls appear in the “Missed Calls” tab and you can call back or respond with a voice or text message, directly from the app.Starting Price: Free -
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VoipSwitch
VoipSwitch
Complete white-label VoIP solution for service providers. Integration with 3rd party systems for off-net calling and SMS. We provide the tools to create efficiency and ensure your business communication is seamless. Instead of that large box in the telecom closet through your Internet connection using VoIP technology. Employees and staff all share the same virtual PBX, putting all employees under the same phone system. VoipSwitch platform is designed for service providers who are looking to deploy new and innovative apps and services. This cross-platform app supports HD audio and video. You can also chat and create group chats with up to 100 participants. To call non-VoipSwitch RCS landline or mobile phone numbers buy one of the minute plans. On VoipSwitch RCS, your phone number is your ID. Those from your contacts who are already VoipSwitch RCS users are automatically detected. Free audio and video calls to other VoipSwitch RCS users.Starting Price: Free -
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thinQ
Commio
thinQ offers a "better way" to power voice and SMS/MMS text messaging applications in the cloud, get up and running fast with our new, integrated thinQ io portal or APIs. We make it easy for SaaS and UCaaS platforms, enterprise contact centers plus telecom VoIP providers to bring your own 40 high-quality carriers to Twilio, Nexmo, Plivo, SignalWire or any SIP connection. Use our APIs to add and control your inbound and outbound voice and texting features in your existing tech stack in minutes, save on your cost of goods, connect to existing SIP providers, improve call delivery and quality, and more. Our now fully-integrated thinQ.io Web platform also makes it easy to buy and port phone numbers, create route profiles and trunks, enable text messaging, and more. Add call-specific analytics and SIP ladders along with our five-star support team to mitigate and route around outages, create custom routes and blocks, and more – and you've found a "better way" to communicate.Starting Price: $500 -
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MikoPBX
MikoPBX
MikoPBX is a full-featured phone solution with a top performance level, high stability, and rich functionality. You can install MikoPBX on-premise (hardware installation) or in any type of cloud service (Google cloud, Amazon Cloud Solution, Microsoft Azure, etc.) MikoPBX is a free phone system, all basic business functionality is absolutely free. The system has an easy and convenient web interface, call recording, conference calls, voice mail, call transfers and pickup, call queues, an interactive voice response(IVR) menu, and inbound and outbound call rules. Also, you can find holidays and night-time calls switchers there. MikoPBX has the ability to extend functionality with plugins and modules from developers around the world. MikoPBX is completely free, you can use add-ons that extend the capabilities of your PBX. MikoPBX does not license each user. Expand your company without additional costs for new employees or call recordings.Starting Price: $100 per request -
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Huawei CloudFabric
Huawei
Huawei CloudFabric solution aims to build an ultra-simplified, intelligent, ultra-broadband, and open cloud data center network that carriers can apply in scenarios such as private cloud, public cloud, telecom cloud, and hosting, accelerating digital transformation for carriers’ enterprise customers. Huawei CloudFabric solution provides an open architecture for cloud services, with the industry-leading CloudEngine series data center switches and the Agile Controller as its core components. CloudEngine series switches include the flagship CloudEngine 12800 series (the world’s highest-performing core switches), high-performance CloudEngine 8800/7800/6800/5800 series fixed switches, and CloudEngine 1800V virtual switches. In addition to data center switches and the agile controller, CloudFabric also integrates transport, routing, security, and network management products and leverages the SDN technology to build next-generation cloud data center networks. -
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OpenSIPS
OpenSIPS
OpenSIPS is an open-source SIP proxy/server for voice, video, IM, presence, and any other SIP extensions. OpenSIPS is a multi-functional, multi-purpose signaling SIP server used by carriers, telecoms or ITSPs for solutions like Class4/5 residential platforms, trunking/wholesale, enterprise/virtual PBX solutions, session border controllers, application servers, front-end load balancers, IMS platforms, call centers, and many others. OpenSIPS is recommended for any kind of SIP scenario/service by the high throughput, tens of thousands of CPS, millions of simultaneous calls (see official tests), the flexibility of routing and integration, routing scripts for implementing custom routing logics, several interfacing APIs. The effective application building, more than 120 modules to provide features, for SIP handling, backend operations, integration, the routing logic. OpenSIPS 3.2 release was the subject of a security audit, making everything safer and more secure for everybody.Starting Price: Free -
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NextGenSwitch
Infosoftbd Solutions
NextGenSwitch is a programmable API-driven communication platform designed to revolutionize voice and message communication solutions for businesses of all sizes. This versatile platform integrates a comprehensive suite of communication tools, including PBX, Call Center, and Call Campaign solutions, into a unified and scalable platform. Designed to streamline operations and enhance customer engagement, NextGenSwitch offers seamless CRM integration for better data management and workflow efficiency. Additionally, it includes a Click-to-Call feature that simplifies outbound calling by allowing users to initiate calls directly from their CRM, website, or other digital platforms. Features: Call Routing & AI Based IVR Voicemail & Call Recording Extensions & Hotdesk Campaign and Survey Automatic Call Distribution (ACD) Real-Time Monitoring & Analytics AI Assistant integration Twilio alike APIStarting Price: Free -
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Chrome Sidekick
Chrome Sidekick
Chrome Sidekick is a browser extension that acts as an AI sidebar agent embedded in every webpage. It sees both the page’s HTML and visual content and can explain pages, automatically extract data, run workflows, and automate multi-step tasks. Users can save instructions as reusable Workflows, connect to external apps via MCP (a connector protocol), and interact with them via voice commands for hands-free operation. The assistant maintains memory, so it remembers context over time and can handle follow-up tasks. It supports switching among AI models, custom API keys, light/dark mode, and remote control via Cursor or Claude Desktop. Chrome Sidekick essentially accompanies you on every page, letting you ask questions about the current website, automate actions, and extract info without frequent switching.Starting Price: $9 per month -
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Advantix
Advantix
Our telecom expense management and connectivity solutions enable organizations to connect, manage and integrate any device and network on a single platform. It's labor-intensive and difficult to keep telecom expenses in check. We fix that with no out-of-pocket cost to your organization. Our managed mobility solutions create efficiencies, lower costs and free up internal personnel to focus on high-value projects. We aggregate MNOs and MVNOs to provide single and omni-carrier solutions that ensure resilience and maximum uptime. Advantix SmartSIM connects SIM-enabled hardware devices to multiple cellular networks via intelligent carrier switching. There is no need to choose a carrier or worry about wireless signal strength based on location. Our Telecom Lifecycle Management (TLM) platform integrates directly with carrier systems through their APIs. -
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Switch
Switch
We are recognized as the independent world-leader in exascale data center ecosystems, edge data center designs, industry-leading telecommunications solutions & next-generation technology innovation. Switch VAULT is a physically secured data storage environment backed by Switch’s military-class security team. Over fifteen years ago, Rob Roy designed Switch’s first high-level Tempest environment and Switch has operated at industry leading standards since its inception. The Switch VAULT data center sectors will be the first offering of tempest-rated, private and public cloud accessible physically secured cloud storage environments. Switch EDGE is the world’s only Class 4, system + system, air-transportable edge data center platform. Our edge data center designs enable low latency technologies with the resiliency you expect from the world’s leading data center provider. -
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Shell Assistant
Shell Assistant
•SSH and SFTP client •Shell Terminal •SFTP File manager •SFTP code editor •Custom tab & split window layouts •Switch between workspaces •Connection, key & password management •Stream audio and video, view images and pdf's, edit code over SFTP •Tunnel network ports •Text editor-like command editing •Paste history •Free & ad-free •Respects your privacy Connect to remote hosts over SSH, including Amazon Web Service EC2, Linodes, Digital Ocean or Raspberry Pis. Connect to local unix-like installations running Mac OS, Linux, MinGW, Cygwin, Git-bash and Windows Subsystem for Linux. A great tool for your toolbox if you work with Unix, Linux, Mac Command Line, Raspberry Pi's or anything that uses a Command Line Interface. To download the latest version, please visit shellassistant.com.Starting Price: Free -
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OpenPBX
VoiceTronix
It is an easy-to-install and configure PBX software platform that is fully supported by our telephony hardware. It is suitable for small to medium businesses (SMB) that require a sophisticated phone system usually found in larger enterprises but without the price tag! OpenPBX harnesses the ease of use and efficiency of the desktop PC and combines it with the plain old telephone handset to give you advanced features and the ultimate control and use of your communication system. Whether you need to connect to primary rate (E1/T1) trunk lines or to standard POTS lines, Voicetronix has suitable line interface hardware. Our OpenPBX Do-it-Yourself (DIY) option offers customers the ability to build their own phone system using commodity PC servers running Linux and analog telephone handsets. Configure and maintain your own phone system, eliminating the need for a technician. Use your web browser to navigate, select and listen to voicemail messages. -
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Altima Linux
Gotoogle
Open Source Operating system tweaked and customised the way we like it with a selection of the best open source software applications. A worthy replacement for Windows and MacOS. Based on rock solid Debian Linux. This is a desktop computing environment with all of the free software required for general computing work. Other specialist applications are provided as installation guides. Downloads for free and install on many old computers and bring them back to life. What you thought was an antiquated machine most likely is just suffering from bloat. Major applications included are Libre Office, PhotoShack, InkScape, Sublime Text, QEMU, Nginx, Audacity, VLC Media Player, Epiphany, Remmina. Suggested additional free downloads; VirtualBox. WINE. The best part of Altima Linux is the clever combination of Windows and Mac look and feel so that users, new and experienced will enjoy a clean easy to follow and learn desktop environment. We hope that you enjoy testing and using Altima Linux.Starting Price: Free -
42
Pica8 PICOS
Pica8
The one-of-a-kind PICOS open NOS with tightly coupled control planes gives network operators surgical, non-disruptive control of their enterprise applications, deep and dynamic traffic monitoring, and even attack mitigation, all in real time. There’s no better way to implement zero-trust networking and software-defined perimeters than PICOS. Our flagship open network operating system installs on 1G- to 100G-interface open switches from a broad array of Tier 1 manufacturers. This fully featured license offers the most comprehensive support for enterprise features on the market. It includes the Debian Linux distribution, with an unmodified kernel for maximum DevOps programmability. Enterprise Edition also includes AmpCon, an Ansible-based automation framework that couples Zero-Touch Provisioning (ZTP) with the Open Network Install Environment (ONIE) to simplify installation and operation of open network switches across the enterprise. -
43
SignalWire Events
SignalWire
SignalWire Events is a video-first events platform that offers your audience a connected experience unlike any other. Customize the experience or let us manage it for you. SignalWire Events brings the same interactivity to virtual events as you get when you are all in the same physical venue. Unlike Webinar platforms, SignalWire Events gives you the control to curate your event, and our team can even help you manage the interaction. SignalWire Events brings your presenters and your audiences together, enabling the presenters to react to audiences and for audiences to feed off each other. SignalWire Events enables video-first interaction across one or more presenters, prerecorded video content, and audiences. SignalWire Events presents a video-first virtual venue consisting of one or more rooms or video resources enabling attendees to walk the hall, pop into sessions, interact casually with other attendees, or even attend private areas. -
44
kcov
kcov
Kcov is a FreeBSD/Linux/OSX code coverage tester for compiled languages, Python and Bash. Kcov was originally a fork of Bcov, but has since evolved to support a large feature set in addition to that of Bcov. Kcov, like Bcov, uses DWARF debugging information for compiled programs to make it possible to collect coverage information without special compiler switches.Starting Price: Free -
45
Extenda Networks
Extenda Networks
Extenda provides the technical know-how and flexible resources to help your IT department achieve their strategic objectives.Whether you are looking for help with security, backups, communications, development or desktop support, since 1969 Extenda has helped businesses outsource specialized IT applications and projects. We can provide company-wide support services or drill down to specific projects or functions to help your organization reach its goals. For decades Extenda has cultivated an expertise in designing, installing and managing onsite and remote desktop support operations for our customers. Our desktop support services, knowledge and expertise drive efficiencies for our diverse customer base. Our Cisco- certified engineers can help protect your data and lower the cost of virus or intrusion recovery by keeping your network in-step with the latest security measures critical to your routers, switches, firewalls, and virtual private networks. -
46
Teleinx
Teleinx
Teleinx is a provider of state-of-the-art telecommunications and data solutions, offering industry-leading voice, data, and SMS services to carriers, CLECs, PBX providers, call centers, and MVNOs. Their services include wholesale outbound voice termination, covering domestic and international calls, short-duration termination, and USA toll-free termination. They also provide DID and toll-free numbers, enabling businesses to establish a local or national presence with instant provisioning and SMS/MMS capabilities. Additionally, Teleinx offers messaging solutions with APIs for SMS and MMS, supporting shortcodes, toll-free numbers, and local numbers to enhance customer engagement. Their robocall mitigation services include SIP interconnect, ANI and DNIS filtering, and STIR/SHAKEN compliance to protect networks from fraudulent activities. -
47
PloViewMini
Isoplotec Corporation
PloViewMini is a freeware (license fee free) viewer for viewing HP-GL file drawings, and has the following features: (1) High-speed display of vector drawings and many display-related commands (2) Line color, width change, black and white/color switching of the entire drawing, background color switching, pen ON/OFF (3) Rotation, mirror, grid display (4) Character font (TrueType) font switching, character size change (5) Coordinate display (6) Multi-page support (7) Input file format is HP-GL (not compatible with HP-GL/2 or HP RTL) PloViewMini is a limited-function version of the paid version of PloView.Starting Price: $0.00 US/license -
48
High Density Billing
D-TAC
The D-TAC "HD" series billing system is a complete post-paid CDR billing platform that is designed to work with traditional switches, IP switches, gateways, proxy servers, soft switches and boarder session controllers. Providing a quality-billing platform for high-density VoIP and TDM based CDR networks. D-HD offers Telecom specific billing and business automation features to make operating your company easier. Each department within your organization is provided the screens, features & tools to allow for maximum productivity. From customer support systems to the rate management tools, the D-HD system provides the tools needed to get the job done. If you are looking for CDR management, powerful invoicing, cash receipts, carrier costing, ASR reporting, statistical route or trunk group information, then the D-TAC HD Billing System provides the solution. Billing and Authentication make up the core of our system with full AAA RADIUS capabilities and additional AARA. -
49
Pulsar360
Pulsar360
Now your customers can truly work from anywhere with a feature-rich mobility solution with the mission-critical features they need. We enable you to save money with built-in redundancy and instant provisioning of SIP trunks, DIDs, and toll-free lines. Pulsar360 Corporation's Voice over IP (VoIP) solutions provide high-quality voice communications, which can be delivered over affordable broadband service from other providers and/or Pulsar360-managed carrier services. Customers save money and increase productivity by streamlining their communications into a single network connection for phone service and high-speed Internet. Having invested more than ten years in perfecting our VoIP platform, we have created one of the most sophisticated, highly-automated systems in North America. With this innovation, we can offer instant provisioning of SIP trunks, hosted and hybrid VoIP PBXs, local and international DIDs, toll-free numbers, as well as advanced management capabilities. -
50
SwitchLight
Beeble
SwitchLight takes your visual editing to a whole new dimension! Whether you're a professional or just someone who loves tweaking visuals, this is your one-stop solution for all relighting needs. SwitchLight uses state-of-the-art AI technology to analyze and composite your images with optimal lighting and backgrounds. SwitchLight uses HDRI assets from polyhaven.com, a free resource for high-quality 3D assets. Thanks to the creators of Poly Haven for their amazing work. SwitchLight supports PNG, JPG/JPEG, and WEBP formats for input images. The output is provided in PNG format.Starting Price: $12.99 per month