Best Communications Software for Linux of 2025

OptiSigns, your friendly digital signage software! Designed with simplicity and ease in mind, it's the perfect harmony of affordable software and usage with any hardware in the market. Pick from 140+ Apps, Thousands of Templates, and formats like images & videos, playlists, Google Slides, Weather, Instagram, Twitter, YouTube – you name it! Level up your business and start engaging your audience. For just $10/month per screen, use any display to capture your audiences attention! Remotely manage it all from one central portal. Indulge in features, images, videos, playlists, and schedules. Jazz it up with apps like Google Slides, Weather, Instagram, Facebook, Twitter, and more. Oh, and did we mention? We play nice with the most hardware and operating systems in the market like Fire TV Stick, Android, Chrome, Raspberry Pi, Roku, Windows, Linux, and MacOS. Time to unleash your business potential!

3CX is an open-standards, software-based IP PBX that provides complete Unified Communications right out of the box. 3CX is suitable for all industries and sizes. It can provide everything you need, from mobility and status to advanced call center features and more, at a fraction the cost. 3CX is ideal for remote companies and includes mobile apps, video conference, and website live chat. The installation, management, and maintenance of the PBX are so simple that you can easily manage it yourself, on your own appliance, server, or on a cloud-based platform. You can also choose to have it hosted on 3CX for an easy solution.

Are you looking for a smart phone system? CloudTalk.io is a new-generation cloud phone system that can be used by SMEs, startups and online stores. It also works with call centres (sales or customer service) and call centres (sales). You will find 25+ integrations with your favorite CRM, helpdesk, or e-commerce tools like Shopify, Salesforce or Pipedrive at your disposal along with a 5-star customer success team that makes it easy to seamlessly migrate, or set up a new cloud call center from scratch. We are growing rapidly every month and have already established successful partnerships with more than 1000 companies around the world, such as DHL, Yves Rocher, Karcher. CloudTalk offers a 14-day free trial (no credit card details necessary).

Explore the transformative power of viewneo, a comprehensive digital signage solution tailored for businesses of all sizes, from bustling local shops to expansive global enterprises. Our advanced system integrates flawlessly with essential tools such as RFID readers and the pioneering viewneo Butler smart device gateway, redefining the effectiveness of visual communications. Enhance your digital displays with our extensive library of over 20 customizable plugins that include functionalities like real-time weather forecasts, interactive video walls, and seamless social media content integration from popular platforms like Instagram and Facebook. Viewneo’s intuitive Content Management System (CMS) streamlines the scheduling and distribution of content across various locations, ensuring efficient campaign management and maximized audience engagement. Leverage viewneo’s scalable solutions to elevate your advertising strategies and enhance customer communications. With viewneo, you can effortlessly transform your visual engagement strategy, making use of detailed analytics to track viewer interactions and adapt your content for the highest impact. Embrace the future of digital signage with viewneo, widely trusted for delivering sophist

Shape Software's purpose-built sales and marketing automation software empowers you to manage all aspects of your business from one platform. The cloud-based software from Shape offers many tools to help you manage and automate your online marketing, promotions via text, email and digital marketing ads, capture leads from online sources, nurture prospects and customers and project manage your day. You can also offer customers a secure portal to streamline your intake processes, systematically score leads with ShapeIQ, and run detailed custom reporting. Start growing your revenue with Shape's flexible suite of services today.

Odoo is an open-source, fully customizable and extensible software that includes hundreds of professionally designed business applications. Odoo's intuitive database can meet most business needs including CRM, Sales, Projects, Manufacturing, Inventory, Accounting, and Accounting. Odoo is a software solution that can be used to meet all company needs, regardless of size or budget. Odoo's seamless design makes it easy for businesses to become more efficient and save time. Each module is interconnected to offer a seamless experience from one app to the next. Users can automate many tasks that would otherwise require manual inputs to multiple applications. Odoo enables teams to collaborate with each other from one platform, allowing them to keep all business functions in one place.

EventsAir is the one platform you need for everything events. Execute engaging in-person, virtual, and hybrid events with a solution that supports you from start to finish. From built-in budgeting and accounting tools to breathtaking on-brand event sites and seamless registration experiences, EventsAir's all-in-one event management software makes event planning a breath of fresh...air.   With over 30 years of expertise, EventsAir has powered 350,000+ successful events, earning the trust of the industry's best to deliver seamless, standout experiences. We love dynamic and complex events, which is why we’ve built a comprehensive platform designed to grow and evolve alongside you. 

Partnering with Salesforce, Titan Forms and Apps are a game-changer in the industry, making the world’s number #1 CRM accessible, and effortless for anyone to use. At the touch of a button, and with zero code, experience strength, speed, and agility for Salesforce Forms and your business processes. Slash time to market, nuke code, and tackle any use case on a single platform. Our best-of-breed forms and applications for Salesforce cater to any industry and it’s our mission to provide custom solutions for difficult problems. Build beautiful web portals, sign documents, generate docs, send surveys, automate contracts, fill out Salesforce forms, and so much more in just a few simple clicks. No code required and with our new AI assistant you can build even faster and with fewer errors. We are the only product on the market that empowers you to send data to Salesforce and pull it back in real-time without any development or added expense. Our customers and partners are the heartbeat of Titan. If you need a feature, simply request it via our Titan X Lab and we will consider it for our roadmap! So what’s stopping you? Schedule a demo today.

Rise Vision is the all-in-one platform for digital signage, screen sharing, and emergency alerts. Rise Vision helps you communicate, teach, collaborate, and improve safety affordably with easy cloud-based digital signage, screen sharing, and emergency alerts—all backed by world-class support and flexible hardware options. Whether you use our recommended media player and displays or bring your own hardware, Rise Vision ensures you’re up and running in minutes with 600+ professionally designed templates and world-class support. Digital Signage: Create engaging content with 600+ customizable templates, powerful integrations with tools like Power BI, Microsoft 365, Google Workspace, Canva, social media, and more. Screen Sharing: Enhance collaboration and teaching by sharing content wirelessly from any device to any display. Screen share without needing an account or opt for secure, moderated sessions. Emergency Alerts: Keep your organization safe with instant alerts. Rise Vision integrates with leading emergency systems via the Common Alert Protocol (CAP) to send alerts to your displays.

Napersoft CCM Document Platform 8 for Microsoft®, Windows and Linux is our latest platform solution. It was designed for today's connected world and includes many new and advanced features. Platform for medium-sized to very large businesses that allows batch, interactive and onDemand creation, formatting, and delivery of relevant, personalized customer communications through multiple channels including print, text, email and more.

SpamTitan email security protects businesses, schools, smbs and MSPs from spam. SpamTitan email security protects against spam, phishing, day-zero attacks and viruses, malware, ransomware and other threats to email. It helps to control mail flow, clean it, protect against spam, and protect against unwanted email. We offer easy-to-use, yet powerful email security for businesses, smbs, and MSPs that is Office365-friendly. SpamTitan Email Security is available for a free, fully supported trial. SpamTitan – Premium functionality included * CEO Impersonation protection * Spearphishing Protection/ Phishing * Link analysis * Full Sanding * Zero Day Attacks protection * Mail Spooling * Spoofing protection * Ransomware and Malware Protection * SPF/DKIM/DMARC checking * Encryption * Fully multi-tenant environment * Ability to rebrand entire UI * Full REST API * Set up documents and support SpamTitan Email Security is the best solution in the G2 Crowd Email Security. Start your free trial today!

At VirtualPBX, we offer a comprehensive suite of communication solutions tailored specifically for businesses like yours. This includes our versatile business phone plans, which are designed to be both flexible and scalable, allowing you to customize features such as call routing, voicemail, and conferencing to meet your organization's unique needs. With our contact center solutions, we empower you to enhance your customer service and support efforts through features like interactive voice response (IVR), call queuing, and real-time monitoring. Additionally, our business texting service enables convenient communication with both customers and colleagues via SMS. And if you're looking to transition from traditional analog phone systems, our Airdial Pots replacement solutions offer a seamless move to modern, cloud-based alternatives. Overall, at VirtualPBX, we're dedicated to equipping businesses like yours with the necessary tools to streamline communication, improve customer service, and enhance overall productivity. Get a free demo today!

ADManager Plus is an easy-to use Windows Active Directory (AD), management and reporting solution that aids AD administrators and help desk personnel in their day to day activities. The software has a web-based GUI that is intuitive and central. It handles complex tasks such as bulk management of user accounts, other AD objects, and delegate role-based access for help desk technicians. It also generates a comprehensive list of AD reports, which are essential to satisfy compliance audits. The Active Directory tool also includes mobile AD apps that enable AD technicians and administrators to perform user management tasks on the go, right from their mobile devices.

HIPAA compliant faxing and email, SMS and forms with seamless EHR integration. Medsender is a complete automation system for healthcare that uses the latest artificial intelligence. HIPAA compliant faxing and email, SMS, forms, signatures, and forms embedded seamlessly into your EMR. Our secure cloud platform makes it easy to process all your incoming faxes. All incoming faxes can be automatically sorted to the correct staff and patient charts. Patients can easily fill out forms and send notes. It integrates seamlessly with your EMR. It's easy to set up in one click and there is no need for fax machines! We integrate with all the most popular EMRs, with more integrations in the works. Medsender can be used with or without an EMR. We assist you in using the most recent AI technology to eliminate repetitive tasks and busy work. You can rest assured. Medsender currently processes over 5m pages patient data at 99.9%+ uptime.

Qomon is the most innovative and user-friendly Mobilization platform & mobile app. You can now run your nonprofit, project or campaign efficiently from the headquarter to the field using data and digital. Today, we have less time, more money, and more people to do complex work. You can unlock efficiency and focus on what is most important, your actions. Your people and volunteers are the best to help you act and spread your ideas. To unleash the power of your community, you need to bypass redundant systems and invest more in better tools. Let's change the way we interact with citizens and communities. You can meet people's new expectations by allowing more real-time interaction and greater agility with a digital tool. You can digitally transform your actions to increase efficiency and reach more people. Spend your time acting and not worrying about logistics. Qomon is the most popular software and mobile app that allows for real-time, end to end analysis, optimized field operations and enhanced supporters' engagement. This includes the Action CRM, Field & Digital Organizing tools (Canvassing, Calling Lists, Events, Petitions, and more), Data & Map tools designed to transform your data into actions

Moxo’s service orchestration platform revolutionizes complex B2B interactions by delivering seamless and efficient experiences. Inefficiencies and risks often arise when business processes are scattered across departments, clients, vendors, and partners. Moxo eliminates these challenges by unifying workflows—transforming fragmented operations into streamlined, cost-effective solutions that boost client satisfaction. Moxo platform accelerates essential tasks such as client onboarding, document management, and exception resolution. The outcome: quicker process completion, minimized compliance risks, and exceptional client experiences. Trusted by industry leaders in financial services, consulting, legal, healthcare, and real estate—including Citibank and BNP Paribas—Moxo powers the orchestration of mission-critical business relationships.

Our autodialer software is used to automate sales calls, payment collections and appointment reminders. It can also be used to broadcast mass emergency voice broadcasting. This system is ideal for Telcos or companies selling callcenter services. It is multi-tenant with billing, white-labeled, and economical to operate as you choose your Voice Provider. Our autodialer software can dramatically increase productivity by dropping busy, disconnected and unanswered lines, passing calls to real people back and answering them, and leaving messages on answering machine.

Ant Media provides ready-to-use, highly scalable real-time video streaming solutions for live video streaming needs. Based on customer requirements and preferences, it enables a live video streaming solution to be deployed easily and quickly on-premises or on public cloud networks such as AWS, Azure, GCP and Oracle Cloud. Ant Media’s well-known product, called Ant Media Server, is a video streaming platform and technology enabler, providing highly scalable, Ultra-Low Latency (WebRTC) and Low Latency (CMAF & HLS) video streaming solutions supported with operational management utilities. Ant Media Server in a cluster mode dynamically scales up and down to enable our customers to serve from tens to millions of viewers in an automated and controlled way. Ant Media Server provides compatibility to be played in any Web Browser. In addition, SDKs for iOS, Android, and JS are provided freely to enable customers to expand their reach to a broader audience. Thanks to the adaptive bitrate streaming feature that allows any video to be played at any bandwidth on mobile devices. Ant Media has been serving a growing number of customers in 120+ countries all around the world.

Cognigy.AI is an enterprise-grade conversational AI platform designed to automate customer interactions across various channels, including voice and chat. Leveraging advanced natural language understanding (NLU) and large language models (LLMs), it enables businesses to create intelligent AI agents capable of delivering personalized, human-like conversations. The platform offers robust integration capabilities, allowing seamless connectivity with existing contact center and CRM systems to enhance customer experience orchestration. With features like Agentic AI, Cognigy.AI introduces autonomous, goal-oriented agents that can think, adapt, and collaborate with both AI and human agents, navigating complex queries with flexibility and precision. This comprehensive solution empowers organizations to streamline customer service operations, improve engagement, and achieve higher efficiency in handling customer inquiries.

Brosix Instant Messenger is a tool that allows businesses to improve and secure their team communication via private communication networks. Brosix gives businesses all the tools they need for team productivity. It is a user-friendly and fully encrypted platform that allows file transfer, screen sharing and group and private chat. Brosix IM's private network allows businesses to improve team collaboration and efficiency, reduce overhead, protect data privacy, and increase overhead. Businesses can set up team networks in minutes so they can immediately reap the benefits of their all inclusive, fully-administrable communication network.

Intradyn's email archiving solutions are trusted and reliable, safeguarding your organization in the face of potential litigation, eDiscovery requests, or Right to Know inquiries. Gain peace of mind knowing that your emails will remain secure, searchable, and readily accessible. Intradyn offers diverse, innovative archiving solutions designed to address various business challenges, from regulatory compliance to legal matters. Our versatile products cater to all industries and can be customized to suit your specific environment through different deployment options. Experience the power of comprehensive social media archiving across multiple channels effortlessly accessed through a unified interface. Our solution ensures compliance with regulatory requirements by maintaining all content in evidence quality. Capture, categorize, and index all mobile content, including MMS and SMS, empowering you to retrieve crucial information whenever needed conveniently. Real-time archiving capabilities effectively preserve all mobile communications for future reference.

Average employees spend 11.2 hours per week sending emails and 7.8 hours attending unproductive meetings. ScreenRec allows you to send screen videos and screenshots on-demand. ScreenRec is a new productivity tool that allows you to save time and communicate more quickly with private video messages and screen shots. This lightweight desktop application uses as little computer resources as possible. It allows you to annotate and take screenshots, as well as record your computer's audio and microphone. Cloud Recording technology allows you to upload immediately. Once you are done recording, you will receive a universal sharing link. ScreenRec is simple and straightforward from the outside. It's built on top a premium business platform that allows you to access advanced features like content security, privacy control and publishing, analytics, and content management. From task assignment to bug reporting, and internal training.

With Rocketseed email signature software you can create and manage professional company email signatures simply, securely and at scale. Centralized control guarantees consistent email signature branding across your business. Adding clickable marketing banners drives traffic to your website, social profiles and sales platform. Rocketseed’s analytics and reporting shows your email signature success, often delivering a 99% open rate and 20%+ engagement. Rocketseed is compatible with all email clients so you can create and manage email signatures for Microsoft 365, Google Workspace and Exchange. Rocketseed email signatures are mobile-optimized to display perfectly on every device. SME and enterprise businesses across the globe trust Rocketseed email signature management software. Book your personalized demo to get started.

Discover how the Telnyx API is a developer-friendly tool that can transform your business communications. Telnyx is a communication platform that can be customized to meet your specific needs. Our network was designed with real-time communication in mind. We can deliver high quality calls, messaging, data, and data all over the globe. Our SMS API makes it easy to create reliable messaging. Two-factor authentication via SMS or voice codes is a great way to protect your data. You can plug and play your VoIP setup within minutes. Get carrier-grade voice and elastic SIP trunks. You can rest assured knowing that you are protected in the event of a network outage thanks to our cloud-agnostic approach. Telnyx enables communications to be deployed exactly according to specifications.

Stripo allows 1+ million users and teams from different industries to quickly design responsive email templates without any HTML skills. This collection includes 1550+ responsive HTML email templates that you can download for 2024. Stripo is integrated with over 80 ESPs, email clients, including MailChimp Campaign Monitor, Sendgrid, and Hubspot.