The 50 best open-source alternatives to popular SaaS software

The 50 best open-source alternatives to popular SaaS software

Discover the top 50 open-source alternatives to popular SaaS software in our most comprehensive guide. Whether you are looking to cut costs, enhance customization or ensure data privacy, this set of powerful open source tools provide robust solutions without the hefty price tag that you see with commercial products. From project management to customer relationship management (CRM) and beyond you can explore our curated list to find the perfect software for your business needs. Embrace the never seen before flexibility and community support of open source platforms and revolutionize your workflow with these exceptional open source alternatives.

Project Management and Collaboration

  1. OpenSign

  2. OpenProject

    • Alternative to: Asana, Jira
    • Description: OpenProject is a powerful project management tool that supports planning, timelines, task management, and more.
    • Website: OpenProject
    • GitHub: OpenProject GitHub Repository
    • OpenProject Logo
  3. Taiga

    • Alternative to: Trello
    • Description: Taiga is an agile project management tool that offers Kanban, Scrum, and more.
    • Website: Taiga
    • GitHub: Taiga GitHub Repository
    • Taiga Logo
  4. Redmine

    • Alternative to: Jira
    • Description: Redmine is a flexible project management web application with Gantt charts, calendars, and more.
    • Website: Redmine
    • GitHub: Redmine GitHub Repository
    • Redmine Logo
  5. Wekan

Content Management Systems (CMS)

  1. WordPress

    • Alternative to: Wix, Squarespace
    • Description: WordPress is the most popular open-source CMS, powering a significant portion of the web.
    • Website: WordPress
    • GitHub: WordPress GitHub Repository
    • WordPress Logo
  2. Drupal

  3. Joomla

    • Alternative to: WordPress, Drupal
    • Description: Joomla is a user-friendly CMS with a lot of templates and extensions.
    • Website: Joomla
    • GitHub: Joomla GitHub Repository
    • Joomla Logo
  4. Ghost

    • Alternative to: Medium
    • Description: Ghost is a professional publishing platform designed for modern journalism.
    • Website: Ghost
    • GitHub: Ghost GitHub Repository
    • Ghost Logo

Customer Relationship Management (CRM)

  1. SuiteCRM

  2. EspoCRM

    • Alternative to: Salesforce, HubSpot
    • Description: EspoCRM is a web-based application for managing customer relationships.
    • Website: EspoCRM
    • GitHub: EspoCRM GitHub Repository
    • EspoCRM Logo
  3. CiviCRM

    • Alternative to: Salesforce Nonprofit Cloud
    • Description: CiviCRM is designed for nonprofit and civic-sector organizations.
    • Website: CiviCRM
    • GitHub: CiviCRM GitHub Repository
    • CiviCRM Logo

File Sharing and Collaboration

  1. Nextcloud

  2. ownCloud

  3. Seafile

Communication Tools

  1. Mattermost

  2. Rocket.Chat

  3. Zulip

  4. Jitsi

    • Alternative to: Zoom, Skype
    • Description: Jitsi is a collection of free and open-source multiplatform voice, video conferencing, and instant messaging applications.
    • Website: Jitsi
    • GitHub: Jitsi GitHub Repository
    • Jitsi Logo


  1. Magento Open Source

  2. PrestaShop

  3. OpenCart

Marketing Automation

  1. Mautic

  2. Corteza CRM

Office Suites

  1. LibreOffice


Web Analytics

  1. Matomo

  2. GoAccess

Data Management and Visualization

  1. Metabase

    • Alternative to: Tableau
    • Description: Metabase is an easy, open-source way for everyone in your company to ask questions and learn from data.
    • Website: Metabase
    • GitHub: Metabase GitHub Repository
    • ![Metabase Logo]
      Image description
  2. Redash

Identity and Access Management

  1. Keycloak

  2. Gluu

Version Control

  1. GitLab

  2. Gogs

Continuous Integration/Continuous Deployment (CI/CD)

  1. Jenkins

  2. Drone

    • Alternative to: Travis CI
    • Description: Drone is a container-native, continuous delivery platform.
    • Website: Drone
    • GitHub: Drone GitHub Repository
    • Drone Logo

Cloud Management

  1. OpenStack

    • Alternative to: AWS, Google Cloud
    • Description: OpenStack is a set of software tools for building and managing cloud computing platforms.
    • Website: OpenStack
    • GitHub: OpenStack GitHub Repository
    • OpenStack Logo
  2. CloudStack

    • Alternative to: AWS, Azure
    • Description: CloudStack is an open-source cloud computing software for creating, managing, and deploying infrastructure cloud services.
    • Website: CloudStack
    • GitHub: CloudStack GitHub Repository
    • CloudStack Logo

Helpdesk and Support

  1. osTicket

  2. Zammad

    • Alternative to: Zendesk
    • Description: Zammad is a web-based open-source helpdesk/customer support system.
    • Website: Zammad
    • GitHub: Zammad GitHub Repository
    • Zammad Logo

Financial Management

  1. Odoo

    • Alternative to: QuickBooks
    • Description: Odoo is a suite of business applications, including CRM, accounting, manufacturing, and more.
    • Website: Odoo
    • GitHub: Odoo GitHub Repository
    • Odoo Logo
  2. GnuCash

Learning Management Systems (LMS)

  1. Moodle

    • Alternative to: Blackboard
    • Description: Moodle is a learning platform designed to provide educators, administrators, and learners with a single robust, secure, and integrated system.
    • Website: Moodle
    • GitHub: Moodle GitHub Repository
    • Moodle Logo
  2. Open edX

    • Alternative to: Coursera
    • Description: Open edX is an open-source learning management system (LMS) and the open edX platform.
    • Website: Open edX
    • GitHub: Open edX GitHub Repository
    • Open edX Logo

Enterprise Resource Planning (ERP)

  1. ERPNext

  2. Dolibarr

Network Monitoring

  1. Nagios

    • Alternative to: SolarWinds
    • Description: Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems.
    • Website: Nagios
    • GitHub: Nagios GitHub Repository
    • ![Nagios Logo]
      Image description
  2. Zabbix

    • Alternative to: SolarWinds
    • Description: Zabbixi is an enterprise-class open-source distributed monitoring solution.
    • Website: Zabbix
    • GitHub: Zabbix GitHub Repository
    • Zabbix Logo

Email Marketing

  1. Mautic

    • Alternative to: Mailchimp
    • Description: Mautic is a robust marketing automation tool with email marketing features.
    • Website: Mautic
    • GitHub: Mautic GitHub Repository
    • Mautic Logo
  2. phpList


  1. Botpress

These open-source alternatives offer flexibility, transparency and often much lower costs compared to their proprietary counterparts most of the times. Exploring these open source alternatives can provide robust solutions tailored to your specific needs while maintaining full control over data and customization.

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