Browse free open source CRM software and projects for Linux below. Use the toggles on the left to filter open source CRM software by OS, license, language, programming language, and project status.

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    Build gen AI apps with an all-in-one modern database: MongoDB Atlas

    MongoDB Atlas provides built-in vector search and a flexible document model so developers can build, scale, and run gen AI apps without stitching together multiple databases. From LLM integration to semantic search, Atlas simplifies your AI architecture—and it’s free to get started.
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  • Keep company data safe with Chrome Enterprise Icon
    Keep company data safe with Chrome Enterprise

    Protect your business with AI policies and data loss prevention in the browser

    Make AI work your way with Chrome Enterprise. Block unapproved sites and set custom data controls that align with your company's policies.
    Download Chrome
  • 1
    Group Office groupware and CRM

    Group Office groupware and CRM

    Take your office and CRM into the cloud!

    Installation instructions can be found here: https://groupoffice.readthedocs.io/en/latest/install/install.html Group Office is an open source groupware application. It makes your daily office tasks easier. Share projects, calendars, files and e-mail online. It is a complete solution for all your online office needs. From a customer phone call to a project and finally an invoice. The support system helps to keep your customers happy. Group Office is fast, secure and has privacy by design. You can stay in full control of your data by self hosting your cloud and e-mail. Our document editing solution keeps all data on the secured server instead of synchronising it to all user devices. GroupOffice is open source and modular. Which means it’s easy to customise and extend. You can turn off and on features and it enables any developer to create new modules for the platform.
    Downloads: 58 This Week
    Last Update:
    See Project
  • 2
    IGSuite - Integrated Groupware Suite

    IGSuite - Integrated Groupware Suite

    IGSuite is a web-ajax-based Integrated Groupware Suite

    IGSuite is a web-based Integrated Groupware Suite oriented to be a CRM solution. In the Suite you can find: IGWebMail, IGCalendar, IGContacts, IGArchive, IGWiki, IGTodo, IGChat, Projects, IGFax an HylaFax client, IGFileManager, IGMsg and many other.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 3
    Tustena CRM is an Enterprise-Class Customer Relationship Management server written in C# for the .NET platform with many advanced features like Companies/Leads/Contacts Manager, Calendaring, Groupware, Email Marketing, Reporting, Orders, Catalogs, etc.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    C.A.T. (Customer Administration Tool)
    C.A.T. ist eine Verwaltungssoftware für kleine Kfz-Betriebe. Mit C.A.T. werden Kunden und Kundenfahrzeuge verwaltet, C.A.T. unterstützt die vollständige Rechnungslegung, inkl. Erstellung von Kostenvoranschlägen, Aufträgen und Kundenkorrespondenz
    Downloads: 1 This Week
    Last Update:
    See Project
  • Level Up Your Cyber Defense with External Threat Management Icon
    Level Up Your Cyber Defense with External Threat Management

    See every risk before it hits. From exposed data to dark web chatter. All in one unified view.

    Move beyond alerts. Gain full visibility, context, and control over your external attack surface to stay ahead of every threat.
    Try for Free
  • 5
    BusinessWiki
    BusinessWiki is a Enterprise level Wiki available on GPL Licence. BusinessWiki bases on MediaWiki Core
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    EGG crm (Easy Graphical Genuine)
    EGGcrm is an open source CRM web based. It provides reports with graphs, sales-management, e-mailing/webmail, data export, internal news, etc.. Online demo at www.eggcrm.net
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    Add events from SugarCrm (Meetings,Calls,Tasks) to an Google Calendar account ... with SMS alert enabled.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    OpenEnterprise is a J2EE 5 compliant CRM/ERP/GroupWare/Project Management/ SFA software built for the Small and medium size business. The software can be installed separately or as a package and compaitble with exisiting directory services
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    OpenOffice Addon for SugarCRM that allow close integration between SugarCRM system and OpenOffice applications.
    Downloads: 0 This Week
    Last Update:
    See Project
  • The All-in-One Commerce Platform for Businesses - Shopify Icon
    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
    Learn More
  • 10
    SkrubCRM
    SkrubCRM is a world-class open source CRM written entirely in Java. Take Customer Relationship Management to a whole new level. See us on the web at http://www.skrubcrm.com
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    TBIS

    TBIS

    Total Business Information System (TBIS)

    Scope : Combination of CRM+ERP+Score Card/KPI Database : MySQL + Oracle Language : PHP Platform : Linux/Unix/Windows mail me at shukrijasin[at]gmail.com if you want to access the demo account for TBIS NEW new purchasing system :- PURCHA demo link :- http://sga-systems.com/purcha login :- oop/123 hamsani/123 (admin)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Team Elements is an Enterprise 2.0 team collaboration suite. It ties discussions, wikis, RSS, project and document management, and federated search into a unified application. It is database-driven with rigorous role-based access and permissions.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    OpenOffice address book: Address management for OpenOffice.org. It's based on a OpenOffice form and macros and allows the management of addresses for persons and corporations including managing distribution lists and groups. Currently only in German.
    Downloads: 0 This Week
    Last Update:
    See Project
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