Best Communications Software for Linux - Page 10
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Compare the Top Communications Software for Linux as of February 2026 - Page 10
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1
NanoMQ
EMQ
Unlock the flexibility of data with a SQL-based rule engine. Integrates with eKuiper to bring stream processing to the edge. Reduce the cost of integrating edge computing applications with event-driven WebHooks. Easy to maintain with EdgeOps-friendly HTTP APIs. NanoMQ is small but mighty. It is fully featured and competes in every perspective despite its tiny size. Task Layer: It is a built-in actor model with thread-level parallelism, which make NanoMQ highly scalable on a modern SMP system. Scale-out easily to engage multiple cores with less CPU usage in the modern SMP system. Highly compatible and portable with any POSIX-based platform. Booting footprint is less than 200Kb in minimum feature set.Starting Price: $ 0.18 per hour -
2
Reactive
Reactive
95% of your website visitors won't convert. Reactive makes it easy to turn visitors into customers on your ecommerce store through live streamed shopping events.Starting Price: $99 per month -
3
Meet Hour
Meet Hour
Meet Hour allows healthcare providers to extend the reach of their practice by providing secure, easy-to-join telehealth visits to patients from any device or location. During the pandemic, almost 50% of all patient interactions have been virtual. Can use from any device (mobile app or desktop) without downloading via a browser. Extremely simple and easy to use for both clinicians and patients. Conducts secure online sessions between patients and doctors. Don't worry about your video background. You can choose any background image as per your taste. You can have private and group chats with your participants along with an option of chatting from a mobile phone. Video call is 256-bit encrypted and nothing is stored on the Meet Hour servers. Lobby mode allows a guest to enter the Meeting Room with the host's permission.Starting Price: $6.59 per user per month -
4
Mosca
Mosca
Mosca can be used into any Node.js app. Mosca offers an executable for running it standalone. Run it and connect your preferred MQTT client. To fully use mosca you need to define a configuration file where the communication broker is defined.Starting Price: Free -
5
VerneMQ
VerneMQ
VerneMQ is open source software, extendable, and enterprise support is available. VerneMQ is a high-performance, distributed MQTT broker. It scales horizontally and vertically on commodity hardware to support a high number of concurrent publishers and consumers while maintaining low latency and fault tolerance. VerneMQ is the reliable message hub for your IoT platform or smart products. Develop mobile messaging services with a much smaller overhead than XMPP. Open up new mobile use cases with low-latency bi-directional communication. Cities, Homes, Transportation. Mobile assets. From a small lab project to a successful industrial deployment of your solution: VerneMQ will handle your messages. Monitor and control all devices you have out there in the field. Connect them to your data centers, backend services and smartphone apps. You can trust VerneMQ to hold it all together.Starting Price: Free -
6
MQTTnet
MQTTnet
MQTTnet is a high-performance .NET library for MQTT-based communication. It provides an MQTT client and an MQTT server (broker) and supports the MQTT protocol up to version 5. It is compatible with mostly any supported .NET Framework version and CPU architecture. A custom message interceptor can be added which allows transforming or extending every received application message. Lightweight (only the low-level implementation of MQTT, no overhead). Supports connected clients with different protocol versions at the same time.Starting Price: Free -
7
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 -
8
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 -
9
SecureMailMerge
Sol Inventum OÜ
The privacy focused mail merge add-in for Outlook and Microsoft 365. Send marketing campaigns or confidential internal newsletters with the same tool. Your data never gets uploaded to any servers like with other tools, therefore stays safe with you at all time. The emails are sent from your own email address as if you sent them personally, so you get terrific response rates from people. Use Outlook to write your formatted template email, add some personalization tokens from a spreadsheet or your address book, add any number of attachments and images and then watch as SecureMailMerge generates your emails for you right in front of your eyes. Works on Windows, Mac and Browser versions of Outlook 365 and requires a Microsoft 365 Business subscription. Has support for Shared Mailboxes.Starting Price: $10/month/user -
10
Twake
Twake
A simple and secure collaboration platform that improves your team's productivity. Fully compliant with GDPR. Twake is your company’s main hub for managing key activities. Call your colleagues, and start a video conference with your entire team with native Jitsi integration. Start a call from a chat channel or organize it on a calendar event to hold your meetings on Twake. Use the calendar to organize your global team schedule. Create different calendars for each team, add events, deadlines, and tasks, and share them with all your collaborators. Install your favorite application in your workspaces. Each application is independent of your discussions, files, and calendars and is different between each workspace. View and edit your documents in real-time directly online, without having to download them. You can work with several collaborations on the same document in any format (MS Office, Google Doc, Libre Office, etc.)Starting Price: €4.19 per month -
11
WireMin
WireMin
It’s time to ditch the Web 2.0 social networks! WireMin is a decentralized social network that enables complete freedom of expression and privacy protection. The WireMin Network is purely based on people’s devices and does not rely on any cloud services of giant companies. It provides a superior secure messaging experience by not only concealing your message content with end-to-end encryption but also eliminating the possibility of censorship, surveillance, or data collection. On WireMin, you can experience a new level of privacy and security: 1/ Anonymous ID creation: NO email or phone number required 2/ E2E-encrypted for DMs, images, files, voice message, voice call 3/ Feed space for blog posting 4/ Chat space with unlimited members 5/ Secret group 6/ Crypto transfer while chatting 7/ Fast & Unlimited file transfer Not just an instant messenger or social network. On WireMin, free speech and privacy are inevitable, not choices.Starting Price: $0 -
12
Kloud 7
Kloud7 (often stylized as Kloud 7)
Kloud7 is a comprehensive business technology provider specializing in Managed IT Services, Cloud Telecommunications (VoIP), and Unified Communications (UCaaS). Designed as a "one-stop shop" for Small to Medium-sized Businesses (SMBs) and enterprises, Kloud7 replaces outdated infrastructure with scalable, internet-based solutions. Their flagship offering, Business Voice, is a cloud-hosted phone system that enables users to make calls from desk phones, computers, or mobile apps, facilitating seamless remote work. Key features include AI-powered call recording with sentiment analysis and deep analytics. Beyond voice, Kloud7 offers Managed IT Services, acting as an outsourced IT department that handles cybersecurity, server management, disaster recovery, and 24/7 technical support. Their portfolio also includes Transmit, a mass communication tool for SMS and voice marketing, and K7 Connect, a unified platform integrating voice, video, and messaging with tools -
13
SMSEagle
Proximus Sp. z o.o.
SMSEagle is a hardware SMS gateway that enables SMS messages to be sent directly to telecommunication carrier without 3rd party services and without the Internet. This is achieved by using a SIM card, built-in radio modules with external antenna to communicate directly with a telecommunication operator (works similar to mobile phones). Hardware SMS gateway, also known as SMS server, integrates hardware and software for managing communication. The device offers various methods for integration with external systems like API, Email To SMS, etc. Support of different message types (normal SMS/multipart SMS/flash SMS/MMS/binary SMS/USSD-code/WAP Push link) Unicode support (support of national characters) Sending to single users or groups of users Sending SMS at specified date and time (SMS scheduling) Limit sending to specified hours (for example between 08:00-18:00) Smartphone-like conversation mode (messages are nicely grouped by phone number). and many more...Starting Price: €989 -
14
VoiceDrop.ai
VoiceDrop
VoiceDrop revolutionizes business communication by delivering personalized, AI-powered ringless voicemails, transforming how businesses engage with their audience. Break through digital noise with engaging voicemails that capture attention without the intrusion of a traditional call, ensuring your message stands out. With VoiceDrop's AI voice cloning, deliver customized messages at scale, making every interaction feel personal while saving time with seamless automation. VoiceDrop streamlines sales pipelines and enhances team productivity, offering unmatched efficiency and impact. Unlike competitors such as SlyBroadcast, JustDeliverIt, SlyDial, Drop Cowboy, and Drop.co, VoiceDrop provides superior features like AI-driven personalization, advanced analytics, and a robust API. VoiceDrop’s ringless voicemail technology ensures non-intrusive communication, sending messages directly to voicemail inboxes while maintaining compliance and boosting response rates.Starting Price: $95/month -
15
Zoom Clips
Zoom
Streamline your everyday communication with Zoom Clips, included with Zoom Workplace paid plans. Save time on back-and-forth chats with clear communication. Easily record a video with the click of a button. Choose to capture your screen and your video, just your screen, or just your video. View your video and trim it as needed to add more polish. Share your video via email or with a link. Set link permissions to control who can view your clip. Track how many people have watched your clip. Add emoji reactions and comments that are linked to the timestamp. Access, view, and manage all of your video recordings in one place. Search by video tag or title to seamlessly find existing clips and share them again. Provide clear status updates on projects to avoid unnecessary back and forth. Record your screen to give a clear line of sight into projects you’re working on. Zoom Clips Plus delivers a seamless experience within the Zoom Workplace app.Starting Price: $5.83 per month -
16
Threema
Threema
Threema is an instant messenger designed to generate as little user data as possible. All communication is always end-to-end encrypted. When setting up the chat app, each user generates a random Threema ID. Linking a phone number or email address is optional. Free online services are often financed by using user data for advertising. For example, WhatsApp collects metadata, which isn't compatible with privacy protection. Threema is financed by the price of the app and does not collect user data. Hide particularly sensitive chats, and lock them with a PIN or biometric data. Place calls without revealing your phone number. Threema calls are end-to-end encrypted and thus tap-proof. They impress with crystal-clear voice quality and brilliant video quality. Threema is a true Swiss company hosting its own servers in Switzerland. From software development to customer support, everything is done in-house. The instant messaging service is fully GDPR-compliant.Starting Price: $5.99 per month -
17
PryvateNow
PryvateNow
PryvateNow is a comprehensive communication platform that encrypts and secures voice and video calls, instant messages, emails, and conference calls, both on and off the network. It offers solutions tailored for small and medium-sized enterprises, corporate entities, and large enterprises, ensuring full control over communications and data. Key features include Post-Quantum ZRTP encryption for world-leading data security, built-in auditing and compliance aligning with MiFID II, HIPAA, and GDPR, and white-labeled OEM versions of Pryvate Closed User Groups (CUG) available. The platform also provides a Secure Integration Kit for VoIP, allowing providers to integrate Pryvate’s secure communication suite into their existing platforms seamlessly. PryvateNow's technology encompasses encrypted voice and video calls, secure email, file transfer and storage, and secure voice and video conference calls.Starting Price: $1.25 per month -
18
008
008
008 Agent is an open source, event-driven, AI-powered softphone designed to revolutionize VoIP communication. It enables users to make calls effortlessly, seamlessly log call events and interactions, and transfer call data to preferred CRMs and tools. The platform offers features such as speech-to-text transcription, allowing users to transcribe calls into text and export them automatically into their CRM or other tools. Upcoming features include sentiment analysis to understand caller sentiment evolution throughout the call, summarization to condense information and provide key insights at a glance, and a programmable conversational agent infused with cutting-edge large language models like ChatGPT, allowing users to craft tailored interactions that cater to unique needs. 008 Agent is compatible with macOS, Windows, and Linux, and accessible via the web, making it a versatile solution for various professional needs.Starting Price: Free -
19
Icecast
Icecast
Icecast is a free, open source streaming media server that supports audio and video formats, including Ogg (Vorbis, Theora), Opus, WebM, and MP3. It enables the creation of Internet radio stations, private jukeboxes, or other streaming setups, and is versatile, new formats can be added relatively easily thanks to its support for open-standard communication and interaction. Components include the server program itself, libshout (a library for communicating with Icecast servers), and IceS (a source client that sends audio data, either from disk or live captures, to the server). Icecast operates in a client-server model, where source clients originate streams, and the Icecast server relays them to listeners, with support for multiple mountpoints so different streams can coexist on one server. It provides a built-in administration interface and stats pages (HTML, XML, and JSON), exposing runtime information such as active connections, cumulative counters, listener numbers, etc.Starting Price: Free -
20
Hyprnote
Hyprnote
Hyprnote is an open source, local-first AI-powered notepad tailored for professionals with back-to-back meetings. It transcribes and summarizes conversations directly on your device, without sending any data to the cloud. Using open source models like Whisper and HyprLLM, it listens to both your microphone and system audio during meetings and provides real-time transcripts along with polished summaries that intelligently blend your rough notes with context from the discussion. With customizable templates and autonomy settings, you decide how much the AI reshapes your input, from staying close to your notes to creating more refined narratives. It features built-in AI chat, allowing queries like "What were the action items?" or "Translate this to Spanish," supports extensions and workflow automations, and integrates with tools like Obsidian, Apple Calendar, and more, with enterprise-ready self-hosting options.Starting Price: $8 per month -
21
KingAsterisk
KingAsterisk Technologies
KingAsterisk Technologies is recognized worldwide as the top firm for developing Asterisk-based solutions and Contact Center Software. We provide a full range of call center services. This includes the Vicidial platform, an advanced PBX system, IVR tools, and voice broadcasting, plus our exclusive browser-based mobile dialer and a unique Avatar Dialer. Our expertise extends to seamless CRM Integration for a CRM Dialer, Cluster Dialer Setup, Multi-Language Dialer solution, and Custom Product Development which includes VOIP Development to provide tailored, up-to-date answers using the latest technology, though we do not deal in VoIP routes, DIDs, servers, or rental-based dialers.Starting Price: $25 -
22
China Telecom
China Telecom Americas
China Telecom (Americas) Corporation (CTA) provides customized, cost-effective and integrated network and communication solutions to its diverse base of customers. As a leading facility-resale private carrier with unique access to providers in Asia and the Americas, we offer a wide range of communication and data center services for multinational customers. CTA is headquartered in Herndon, Virginia, with offices in Chicago, Dallas, Los Angeles, San Jose, Sao Paulo and Toronto. Enterprises throughout the Americas trust CTA’s one-stop, turnkey solutions to meet the challenges of today’s complex business environment. -
23
OMessenger
Srimax Software Technology
Communicate securely and safely within office and from anywhere in the world. Peer-to-peer server-less technology ideal for small businesses, and with server architecture ideal for corporates. Packed with seamless features and easy customization with enormous flexibility to meet each business's specific needs. Quick installation and ready to use in less than a minute. Lightweight, power-full and fast and Integrable. SDK tool kit for integrating custom applications. Traditional instant messengers are not the best solution for communicating with co-workers in a large office building. Besides the fact that anyone from the outside can interrupt your work, there are also a few risks regarding security. An excellent alternative is OMessenger, which is designed specifically for office communications. The software provides the same functionality as other instant messengers, but it relays messages over a local network or VPN.Starting Price: $2.60 per license -
24
Dialog Messenger
Dialog
Corporate messenger for teamwork and secure communication. Find colleagues easily, communicate in group chats, share files and make audio and video calls. Combining various tools in one platform optimizes the cost of software, hardware, maintenance and support. Hosting on company servers and integration with corporate security systems. Groups are chat rooms for communication. Create them for teams and projects in order to concentrate efforts, make work more transparent, and information accessible to everyone. Can’t send a hefty presentation over email? Share files without worrying about size or format limits. Call up colleagues in the messenger or audio/video conferencing system. A convenient chat search will help you find presentations, images, documents. Integration with the address book will help you find the right person by name, position or department. Create bots and chatbots to automate business processes using the Dialog Bot SDK.Starting Price: $3.00 per user per month -
25
Delacon
Delacon
In the same way you can optimize your customer's online journey, you can do the same for phone calls. By using our sophisticated Call Analytics solution, you can make real-time improvements to your marketing campaigns. Analyze conversations, spot keywords and categorize calls using our AI-enabled solution. Manage call flows to ensure they are answered by the right person at the right time. Visually track call conversions to increase ROI across marketing channels, and dive into in-depth call metrics and call performance. Receive instant call notification emails every time your business receives a phone call. Customize our platform to suit your branding so you can provide your customers with a seamless experience. Unique phone numbers follow and track website visitors throughout their browsing sessions. Pinpoint drop-off in the buyer’s journey and enhance the customer experience. -
26
MaxContact
MaxContact
MaxContact is suitable for sites from 6 – 1000+ users, with clients around the world in all sectors including BPO’s, financial services, utility providers and many more. MaxContact is a proven supplier to some of the market leaders in these fields.Starting Price: £49 per month per User -
27
CommandCenterHD
Industry Weapon
We offer more than digital signage software - We help our users start out from the crowd. Our SaaS solution, CommandCenterHD, enables subscribers to design, schedule and publish multimedia content to screens, kiosks, tablets and more. The solution is suited for all industries and includes 24/7 free support and training along with design and creative services.Starting Price: $750.00/year -
28
EnterpriseTube
VIDIZMO LLC
EnterpriseTube is an enterprise video content management system (EVCM) with live and on-demand video streaming for both internal and external audiences. It specializes in secure and compliant data hosting, detailed sharing and access management, AI, and integrations with existing video applications.Starting Price: $100.00/month -
29
Management of Things (MoT)
Tellennium
Tellennium is an enterprise expense management company – traditionally known as telecom expense management (TEM) - that provides companies with technology and expertise to efficiently manage recurring telecom, mobility, utility, and other technology expenses. The platform, Management of Things™, has been recognized by the AOTMP as the hottest new IT solution of 2021. Our SaaS solution – powered by our MoT technology platform – is designed to help modern-day enterprises manage their communications network services, assets and expenses. Our solution helps TEM teams gain full visibility and control over their network operations and spend. The technology drives automation workflows and facilitates the identification of billing errors and network optimization opportunities, both which drive expense management savings for the enterprise. Our MoT technology platform supports TEM needs and expands capabilities for the 21st Century into what we refer to as the Management of Things. -
30
MiaRec
MiaRec
MiaRec is a leading provider of conversational intelligence and automated QA for contact centers. MiaRec solutions offer a powerful combination of easy management, reliability, and rich functionality. MiaRec allows contact centers to do more with less so leaders spend less time looking for issues and spend more time solving them by modernizing workflows and surfacing valuable intelligence at scale. MiaRec's Conversational Analytics Platform not only records customer interactions compliantly and securely but enables contact centers to maximize efficiency and enhance the relationship between company and customer with state-of-the-art Voice AI and machine learning. MiaRec products help contact centers do more with less so leaders spend less time looking for issues and spend more time solving them. MiaRec customers improve agent productivity and contact center efficiency; increase customer satisfaction; increase agent agent and customer retention; and more.
