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.

  • Build Securely on Azure with Proven Frameworks Icon
    Build Securely on Azure with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

    Moving to the cloud brings new challenges. How can you manage a larger attack surface while ensuring great network performance? Turn to Fortinet’s Tested Reference Architectures, blueprints for designing and securing cloud environments built by cybersecurity experts. Learn more and explore use cases in this white paper.
    Download Now
  • 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
  • 1
    citrusdb is the open source customer care and billing software that can be used in many service industries, internet service, subscriptions, consulting, and telecommunications. Provides CRM, Ticketing, Invoicing, and Credit Card Batches.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    Retailer.Org is a POS(Point Of Sale) program aimed specially to minimarket alike retailers, allowing them to have a real time control of their inventory, sales and other basic data. an alpha release is already available. very easy to use for the retailer
    Downloads: 1 This Week
    Last Update:
    See Project
  • 3
    Camaroes
    Camaroes is a professional and modular Trouble Shooting Ticket system(TSTM). Camaroes Include: Database tool, File manager, Calendar, Webmail, a generator of module class button. Use a dynamique web interface.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    A Customer Relationship Management (CRM) webapplication that uses OASIS CIQ standards for administrating organisations, persons, memberships, as well as contact information.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    The database for AI-powered applications.

    MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
    Start Free
  • 5

    JegasCRM

    CRM/CMS/DBMS/WEBSERVER/PROJECTMGT

    WWW.JEGAS.COM has GITHUB link on JegasCRM/JAS product page! PROJECT HAS ALREADY LEFT SORCEFORGE
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Open Blue Lab is a rapid application development framework for building portal applications based on web 2.0.It is currently being used to develop a full Web ERP.Widgets are dynamically populated (automatic data-aware)free of coding database interaction.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    ODB is database/CRM software designed for smaller nonprofits, now available on Windows. We released ODB in 3/2002 to give grassroots groups easy-to-use, affordable, and high-quality member/donor tracking software. To run ODB, go to www.organizersdb.org.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    SGSS is a database application for managing persons belonging to NGOs. It takes care of money, activies, knowledge, etc. It can also be used for mailings, market segmentation, ... It's 100% Java and multiplatform.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Advanced, enterprise-class J2EE Customer Relationship Management (CRM) suite including Sales Force Automation (SFA), marketing, campaign management, and customer service. Features similar to Salesforce.com, Netsuite, or Siebel OnDemand.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
    Sign up for free
  • 10
    Staffing Pro
    This software is an Open Source alternative to logging client / candidate data pertaining to staffing agencies. It will allow for a fast, web-based alternative for small to mid sized agencies. Currently, this project is under development and continued planning.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Web-based Squirrel SQL client. it allow you to view database structure, import/export and manage your databases, including create database, table, store procedure, view,trigger and user. it support oracle, db2, mysql, MS SQL server, FireBird,Postgres
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    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
  • Previous
  • You're on page 1
  • Next
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.