Best CRM Software for Linux
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Compare the Top CRM Software for Linux as of October 2026
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What is CRM Software for Linux?
CRM software is a type of software that businesses use to manage and analyze customer interactions and data. It helps businesses improve customer service by tracking customer information, analyzing trends, and providing customized communications for customers. CRM software also helps organizations to manage sales leads, track contacts, and automate certain customer-facing activities. Many CRM solutions offer automated workflows that streamline processes such as marketing campaigns and customer onboarding. Compare and read user reviews of the best CRM software for Linux currently available using the table below. This list is updated regularly.
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1
Act!
Act!
Act! Advantage is a full front-office CRM solution with all-new functionality that unites sales, marketing, and customer management in one intuitive, affordable platform to help you stay organized, attract new customers, and turn relationships into results. Act! Advantage includes Interactive Quotes and Payments, Website Chat, Accounting Integration, Appointment Scheduling, Project Management, Web Forms, Online Surveys, and more, broadening Act!'s footprint across your entire front office, and reducing your need for costly, third-party tools. Additionally, you can select the perfect fit, cost-effective tier to meet your current needs with peace of mind knowing that Act! will grow with you. For 38 years, Act! has partnered with small and midsize businesses - listening, learning, and building alongside them and Act! Advantage is the culmination of nearly four decades of their feedback. Every feature is designed to reflect how today’s SMBs run their businesses.Starting Price: $30.00/month/user -
2
Odoo
Odoo
Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few. Odoo is an all-in-one software solution designed to meet the needs of companies, regardless of their size (or budget). The unbeatable, seamless nature of Odoo helps businesses become more efficient by reducing redundant manual processes, which helps companies save countless hours of labor. Every module is interconnected to provide a fully-integrated experience from app to app, and users can automate many processes that would’ve otherwise required manual inputs into multiple applications. Odoo keeps all business functions in one place, allowing teams to collaborate with other departments from one unified platform in the most efficient way possible.Starting Price: $25.00/month/user -
3
Visual Planning
Stilog Inc.
Visual Planning is more than just overseeing projects, scheduling field teams, managing production timelines, or streamlining manufacturing operations—it’s a flexible, all-in-one platform built to support a wide range of business needs. From simple task coordination to complex, multi-layered workflows, VP adapts to how you work and brings structure, visibility, and efficiency to every part of your operation. VP gives you complete visibility into your projects, teams, equipment, machines, work orders, and operations—helping you coordinate every aspect of your business with confidence. Whether you're managing job sites, dispatching field crews, or overseeing production lines, our platform keeps everything and everyone connected. Collaborate across departments, adjust schedules on the fly, and keep work moving forward—on any device, from anywhere. Thousands of companies trust VP to simplify how they manage people, projects, equipment, and operations. Get your free custom demo today.Starting Price: $15.00/month/user -
4
InfoFlo
InfoFlo Solutions Inc
Case Management software made simple so you can focus on your non profit. 360 degree views of your cases all from a single dashboard. Get rid of those excel documents and start accessing your data from any anywhere on any device. With InfoFlo you will get a fully customized system to fit your needs all at an affordable price.Starting Price: $20/month/user -
5
Continuum PSA
CrossConcept Continuum PSA
CrossConcept Continuum goes beyond traditional PSA solutions available today by incorporating cutting-edge UI technology making the solution more user-friendly, resulting in fewer clicks within the solution and time spent logging data. CrossConcept Continuum has been built from the ground up to integrate with all major accounting systems to seamlessly synchronize projects and accounting within one unified system. Our innovative PSA solution allows organizations to maximize profitability by integrating connecting projects and financial accounting, enabling you to manage all stages of your project from conception to completion and deliver on your promises. CrossConcept has decades of experience helping service organizations automate their processes. Clients have ranged in size from a handful of people to over thirty thousand. The founder's and team’s real-world experience is what drove and shaped the creation of CrossConcept Continuum. Our solution is a simple, yet powerful PSA!Starting Price: $15.00/month/user -
6
YetiForce CRM
YetiForce Sp. z o.o.
Are you looking for a system to boost your sales? Do you want to improve your relationships with customers? Do you want to contribute to the fastest growing open source project on GitHub? You can use YetiForce completely free of charge. With YetiForce’s help you will manage 12 business processes in your company, no matter the size. YetiForce’s open source code was released under a very flexible and liberal license, which gathers a large and active community around the project. You too can contribute to it no matter if you are a professional programmer or software development is just your hobby. Download YetiForce for free and find out why you should become one of more than 250,000 people who already use it.Starting Price: Free -
7
SuiteMaster
Rithom
SuiteMaster – A Flexible ERP & CRM Platform SuiteMaster is a modular, cloud-based ERP platform for small to mid-sized businesses seeking to unify sales, operations, marketing, and finance in one system. Choose from hundreds of integrated modules—CRM, Marketing Automation, HR, Accounting, E-Commerce, Inventory, Project Management, Manufacturing, and more—that “snap” into place. Avoid costly integrations, scale at your own pace, and customize workflows to match your business processes. SuiteMaster is also fully white-label ready, enabling partners and consultants to deliver a branded ERP solution with their own value-added services. Affordable, flexible, and built for growth, it serves industries from manufacturing and distribution to professional services, retail, non-profits, and more. Get enterprise ERP power without enterprise cost—discover why businesses choose SuiteMaster for flexibility, scalability, and rapid ROI. -
8
vtenext
vtenext
vtenext is the first and only All-In-One CRM equipped with a BPMN Engine and AI algorithms. Departmental silos are a dangerous productivity killer that you need to avoid. Boost your intra-organizational communication and reach your business objective through the features of a real Holistic CRM, a tool able to improve the efficiency of each business area. BPMN Engine This is a natively integrated tool which, through a graphic interface, allows to digitize and automate each kind of business process, avoiding collaborators to do tasks with low added value and minimizing loss of time and errors. Artificial Intelligence Integrated algorithms allow to make your organization more effective and efficient, through: - automatic tickets and leads classificators - lead generation chatbot - internal and external support chatbot - OCR Increase efficiency and automate marketing and pre-sales activities, sales, customer service and project management through vtenext now!Starting Price: $24/month -
9
Bitrix24
Bitrix24
Bitrix24 replaces a fragmented app stack with a single workspace combining CRM, project management, and collaboration tools. Trusted by 15 million companies, Bitrix24 brings all business operations into one central hub. The CRM manages lead tracking, automated pipelines, and an omnichannel contact center. For daily teamwork, Bitrix24 provides chats, HD video calls, shared calendars, corporate mail, and document co-editing, alongside Kanban boards and Gantt charts to track project dependencies. CoPilot AI assistant is embedded throughout the platform and serves as a secure assistant that handles routine writing, summarizes long client conversations, creates tasks from notes, and helps teams work faster. A generous free plan supports unlimited users. For growth, flat-rate pricing charges one fixed fee for the entire company, eliminating per-user costs. The mobile app gives remote access, while the self-hosted edition deploys on private servers with open source-code access.Starting Price: $ 49 per month -
10
Talygen
Talygen
Talygen is the worldwide leader in Business Management Automation. Talygen's integrated suite of services and processes allows businesses to manage all of their core workflows via our Cloud-based Software as a Service (SaaS) application. Talygen allows companies to automate, regulate and enforce their corporate processes. Talygen empowers businesses and their employees to manage the complete set of corporate tasks without installing specialized software for each of them. Its wide variety of features, easy-to-use concepts, and enhanced functionality allow end-to-end process management and seamless communication between all stakeholders in a project or business. In today’s competitive business environment, successful companies are constantly challenged with managing the entire life cycle of a project efficiently and transparently. With Talygen, companies now have more ways than ever to make that happen. -
11
ELMA365
ELMA365
ELMA365 is a business process-based platform for Low-Code App Development. The platform has a variety of preset apps like Compliance Management, Workflow Management, Digital Workplace, CRM, Document Management and more that allow a quick and easy start. ELMA365 can bridge various enterprise software solutions using open API for integrations. The workflows and apps are created by business experts with simple drag-and-drop tools. The platform is highly scalable and allows adding business-specific features with Typescript code. Training and delivery of the project can be done within a month, and enables teams to work in sync.Starting Price: $18 per month -
12
Viindoo
Viindoo
Viindoo Technology Joint Stock Company provides comprehensive, synchronous, and connected Enterprise Management Software on the cloud platform, meeting all the needs of Enterprises. Viindoo product has the flexibility and full functions integration to meet the needs of even the most complex enterprises. Install more apps as your demands grow. We provide technology and also integrate modern business management experience in the software so that you can apply it to the entire operation process at the enterprise. All Viindoo Apps such as Viindoo Accounting Software, Viindoo Human Resource Management Software, Viindoo Sales Software, Viindoo E-Office System, Viindoo MRP Software, Viindoo SCM Software, Viindoo Digital Marketing Software, and Viindoo Website Management are integrated.Starting Price: $0 per user per month -
13
OpenPro ERP
OpenPro, Inc.
Grow your business with OpenPro ERP solutions that can be deployed in the cloud or on your server. Our software supports most industries with a complete Enterprise Resource Planning (ERP) software solution. As a provider of Business Management ERP Software, OpenPro excels with its Real-Time Solutions. From Accounting and Financial Reports to its MES software, MRP manufacturing and wholesale distribution inventory control software. The Business Management Software are all GAAP and international compliant. OpenPro is multi language (9 different) and multi currency. Another of the many business software solutions is a complete retail Point of Sales (POS) system, while distributors benefit from the supply chain management software. Built in time card management, Payroll and HRMS systems are integrated with the accounting manufacturing software. Customer Relationship management (CRM) is integrated to target prospects and convert them into customers quickly.Starting Price: $44 per user -
14
OneHash CRM
OneHash Inc.
OneHash is all you need. Supercharge your sales with the best CRM for startups and SMBs. Get pipeline view, calling, lead management, email automation, and more. Modern apps for your next gen business. OneHash is the world's best 100% Smart ERP Solution. Close faster with the world's best smart CRM. Experience a surge in sales, get clients onboarded faster, achieve more with less. Get qualified leads, create, and manage opportunities and automate the entire sales process. Customer focused CRM module to grow your business numbers. Cross Channel Interactions. Integrate all your customer interaction under a single head to give seamless and effortless, high-quality customer experiences. Unify information received from mails and calls into CRM Leads. All this with intuitive in-built system. Cut down your cost incurred on manual assignment of leads and automatically assign leads using logical sequencing. Time saved to focus on your customer needs and opportunity building.Starting Price: $99 for 10 users per month -
15
VS CRM
VARIABLE INFOTECH INDIA PRIVATE LIMITED
VS CRM is a customer relationship management platform designed to help businesses manage leads, customer interactions, sales processes, team collaboration, and communication workflows from a centralized system. The platform enables organizations to automate lead distribution, manage follow-ups, track sales pipelines, monitor team performance, and streamline customer engagement through integrated calling, WhatsApp communication, task management, and reporting tools. VS CRM supports businesses across industries including real estate, healthcare, finance, education, insurance, call centers, and startups by providing lead management, process automation, multichannel communication, analytics, and workflow management capabilities. The platform includes SIM-based automated dialing, bulk WhatsApp messaging, performance analytics, task tracking, and over 250 third-party integrations with platforms such as Facebook, Gmail, Shopify, Just Dial, MagicBricks, Sulekha, and 99acres.Starting Price: ₹1000 per user per month -
16
Wingmate
Wingmate
Intuitive solutions earning powerful results to help commercial service businesses dominate their competition. From large enterprises to small & medium-sized businesses, our 3 solutions help our clients unite their troops to save time and sell more. Our 3 (à-la-carte) solutions include; 1. Mobile Reporting App - Quick & easy tool for your field staff on the move. Capitalize on what they see & hear every day with our Reporting App. 2. Simple CRM - A simple yet powerful CRM for field service businesses. Perfect for users that hate overbuilt CRMs & need to leave the messy spreadsheets. 3. Inside Sales Support - Need inside salespeople? We provide top talent to qualify your leads, set meetings & tee-up deals.Starting Price: $17 -
17
CompanyHub CRM
CompanyHub
CompanyHub is a cutting-edge customer relationship management (CRM) software with Sales Bots that helps manage leads and sales pipeline activities. Incorporating email scheduling, tracking, and reporting technologies, CompanyHub delivers a smart CRM solution for sales team through a single and centralized platform. Fully customizable and easy to use, CompanyHub helps you build strong relations and win more deals by nurturing leads, sending reminders to clients, automating alerts for the sales team, creating follow-up tasks for contacts, and so much more.Starting Price: $32.00/month/user -
18
CloudOffix
CloudOffix
CloudOffix is an AI-native business platform that unifies all your business processes — from CRM and Sales to HR, Projects, and Helpdesk. At the core of CloudOffix is data unification — because successful AI and successful businesses both depend on connected, contextual, and accessible data. Instead of fragmented systems and disconnected workflows, CloudOffix creates a single operational foundation where all departments work together on shared data and shared processes. This unified architecture becomes the strongest base for sustainable growth, operational efficiency, and reliable AI adoption. Already using Salesforce, SAP, HubSpot, or Oracle? No problem. CloudOffix integrates seamlessly with your existing systems. Need a new app or workflow? Simply vibe-code and build your dream applications directly within CloudOffix using its powerful low-code infrastructure. CloudOffix is the unified AI foundation modern businesses need to scale smarter and operate faster. -
19
Glue Up
Glue Up
Glue Up started in 2013 with the idea of bridging the gap that event organizers had in managing events with technology. The company started the business as EventBank, two years later, we’ve built membership management tools and eventually offered more than just handling events. The brand grew up to become an all-in-one engagement platform, expanding its portfolio to bring communities and engagement to the center of attention, making clients’ success our mission. Today, Glue Up empowers organizations, revolutionizing relationships, delivering long-term business value, and making modern engagement more purposeful. -
20
Axelor
Axelor
Axelor is an Open Source business application suite that reinvents enterprise management. Built on a Low Code/No Code approach, it natively integrates key tools for digital transformation: ERP & CRM, BPM & workflows, BI & Analytics, web portals & CMS. The Axelor platform offers over 1500 ready-to-use connectors. Axelor provides specialized ERPs designed for various sectors: Industry & Manufacturing: Axelor Factory Services, Consulting & Construction: Axelor Service Retail & Distribution: Axelor Commerce Low Code Platform: Axelor Platform Enjoy a modern design and intuitive navigation. Unlike traditional management solutions, Axelor combines ease of use, simplicity and efficiency. Discover a new approach for an unequalled flexibility. Thanks to the integrated BPM, you can adapt in real time, with simple configurations and very few custom developments your application to business changes.Starting Price: 35€ per month per user -
21
Onfinity ERP
Onfinity
Onfinity (formerly VIENNA Advantage) is an open source ERP and CRM built for manufacturers and used well beyond them: accounts, purchase, sales, stock, manufacturing, HR and projects on one system, with a low-code platform underneath. For manufacturers: multi-level BOM, work orders, MRP, make to order, batches with expiry, landed cost; job work costing, quality checks and production costing in the paid editions. Editions: Pluto, the community edition, free and open source (EPL), the same code, no user limit, you host it. SME Cloud: hosted, per user per month, with support, payroll and country tax modules such as India GST and e-Invoicing. Nova: several plants or companies, cloud or own servers, by quotation. Galaxy: groups and public bodies. Platform: the Application Dictionary adds windows, fields, rules, workflows and reports without changing the core. Dashboards, mobile app, Onfinity Market. Multi-company, multi-currency. C#/.NET on IIS, HTML5 client, PostgreSQL or OraclStarting Price: $0 -
22
SuiteCRM
SuiteCRM
SuiteCRM is the award winning Customer Relationship Management application brought to you by SuiteCRM Ltd who are the authors and maintainers. The application is enterprise ready and completely scalable to suit any business size or business requirement. The application is fully customisable and can be tailor made to fit your current or future business processes. Most importantly the application is Open Source, so it’s completely FREE to use, with no limitations on users.Starting Price: Free -
23
PHP CRM
PHP CRM
PHP CRM is a web-based CRM software that facilitates you to manage leads, customers, proposals, estimates, invoices, items, taxes, staff, messaging and other important features. PHP CRM is a web based self hosted CRM software system. Below are main features of PHP CRM =>Staff (Users) and Role Management => Lead Management System =>Opportunity Management System =>Customer Management System =>Appointment Management System =>Call Follow-up History =>Files Management System =>Quote Management System =>Invoice Billing Management System =>Expense Management System =>Inventory Management System =>User Management System =>Customer Help Desk System =>Accounting Report =>GST Tax Management System =>Twilio and Textlocal SMS Gateway Integration => Restful API & IP Security =>SMTP email integration PHP CRM is 100% customizable CRM Software.Starting Price: $3 P/M Unlimited Users -
24
LeadHeed
LeadHeed
LeadHeed is a simple, easy-to-use CRM for beginners and small businesses. It helps you capture leads from forms, live chat, calls/SMS, social messages, and ads, and then qualify leads to create deals and move them through pipeline stages. Moreover, the CRM software allows you to handle your emails and social media messages (Facebook, Instagram, and WhatsApp) in a unified platform. You can assign tasks and automate follow-ups with simple rules while tracking performance with clear reports. LeadHeed is a software company focused on building simple and affordable CRM tools for beginners and small businesses. Its mission is to make lead management and sales follow-up easy to run in a clear process. Its vision is to help growing teams replace spreadsheets and scattered tools with one easy-to-use system that supports day-to-day sales and customer communication.Starting Price: $15/User/Month -
25
Contractor's Office
PrioSoft
Contractor's Office is an advanced, easy-to-use estimating software that includes features such as professional CRM (customer relationship management), bid management, quotation, invoicing, job tracking, accounting and job scheduling. This out-of-the-box solution comes with localized, accurate residential/commercial cost database, pre-defined and customizable templates, job costing and budget-to-actual control tools, and external interfaces with other software. PrioSoft has sold over 5,700 systems to construction professionals. We have found that customers choose our software because of its quality performance, accurate cost databases, its variety of quotation and invoice formats (including AIA), ease of use, and customer support.Starting Price: $795.00/one-time -
26
SpiceCRM
SpiceCRM
Being flexible and user-friendly is key to CRM adoption. Not only does SpiceCRM provide a unique user interface but it also adapts the use and the environment and provides a unique user experience. Use it when and in what form you need it. It will adapt to your need and environment. Use it on the Desktop, on the tablet, as a mobile app on iOS or Android. Use it in Outlook or as part of GSuite. Use it with Lotus Notes. And if that is not enough the flexibility will allow you to further adapt it and match your business use cases. Speed matters and is the base to make users love and use a system. All we do focuses on building fast and reliable applications that deliver an outstanding and intuitive user experience. Drive user Adoption and thus data quality and the Value of CRM. Built on open standards this enables you to easily integrate. You will also find resources to support and operate the System since you are not locked into proprietary standards.Starting Price: €39 per user and Month -
27
Flectra
Flectra HQ
The Fastest Growing Open Source ERP & CRM Software With over 10,000 users worldwide, Flectra is the fastest-growing open-source ERP and CRM solution, trusted by businesses of all sizes. Our platform is designed to be flexible, feature-rich, and cost-effective, catering to a wide range of business needs. Built with a powerful modular design, Flectra covers every essential aspect of your business, including CRM, Purchase, CMS, Project Management, Sales, Inventory, Point of Sale, Helpdesk, Accounting, Human Resources, Manufacturing, and Marketing Automation. Our mission is to provide businesses with the tools they need to succeed in a competitive marketplace. Flectra’s customizable modules seamlessly integrate to offer a holistic, next-generation business management system that adapts to your unique processes. Experience the future of business management with Flectra—where innovation meets efficiency.Starting Price: $19/month/user -
28
CRMJIO
Ur Heaven Space Pvt Ltd
CRMJIO – Smart Billing. Grow Fast. CRMJIO is an all-in-one billing and CRM software designed for service and repair businesses like mobile repair shops, computer service centers, automobile workshops, and electronics service providers. With CRMJIO, you can easily manage repair jobs, sales, purchases, inventory, expenses, staff, and customer communication through SMS, Email, and WhatsApp. The platform offers features like job tracking, profit and loss analysis, inventory control, multi-branch management, and referral rewards. Cloud-based and easy to use, CRMJIO helps businesses streamline operations, improve customer service, and grow faster — all at an affordable price. Start your 7-day free trial and experience smart billing with CRMJIO today!Starting Price: $9/month -
29
Asseco QASIDA
Asseco Solutions, a.s.
QASIDA is a cloud-based ecosystem of over 170 modern applications designed to streamline business processes across multiple industries. Its suite includes ERP, CRM, AI-powered stock forecasting, service order management, rental tracking, and a comprehensive eCommerce solution to support online sales. The platform allows users to access company data anytime, anywhere, from any device, enhancing mobility and flexibility. QASIDA reduces IT infrastructure costs by eliminating maintenance and update expenses and enables businesses to scale services according to current needs. Integrations through QASIDA’s innovative API ensure seamless data exchange across different systems and applications. Overall, QASIDA helps companies increase efficiency, improve data visibility, automate workflows, and enhance cooperation.Starting Price: €35/month/user -
30
Csmart Telco CRM
Covalense Digital Solutions
Csmart Telco CRM is a scalable, cloud‑native platform that empowers telecom operators—including MNOs, MVNOs, MVNEs, FTTx, and enterprise connectivity providers—to optimize the entire customer lifecycle. It centralizes customer data across lead-to-bill, automates workflows (sales, CPQ, orders, approvals, notifications), and uses AI‑driven ticketing and assignment to speed resolution. Key features include: Unified product catalogue with flexible bundling Accounts, orders & lifecycle tracking Custom workflows & real-time reporting Auto-assigned cases & approvals Multi-channel notifications Churn management and loyalty programs Aligned with TM Forum ODA and Open APIs, it boosts sales efficiency, accelerates time-to-market, enhances CSAT, and strengthens retention—all with secure, role-based access.
