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
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OpenSign
- Alternative to: DocuSign
- Description: OpenSign is an open-source digital signature solution that provides an alternative to DocuSign.
- Website: OpenSign Labs
- GitHub: OpenSign GitHub Repository
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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
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Taiga
- Alternative to: Trello
- Description: Taiga is an agile project management tool that offers Kanban, Scrum, and more.
- Website: Taiga
- GitHub: Taiga GitHub Repository
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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
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Wekan
- Alternative to: Trello
- Description: Wekan is a collaborative kanban board application.
- Website: Wekan
- GitHub: Wekan GitHub Repository
Content Management Systems (CMS)
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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
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Drupal
- Alternative to: WordPress, Joomla
- Description: Drupal is a robust CMS for complex sites.
- Website: Drupal
- GitHub: Drupal GitHub Repository
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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
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Ghost
- Alternative to: Medium
- Description: Ghost is a professional publishing platform designed for modern journalism.
- Website: Ghost
- GitHub: Ghost GitHub Repository
Customer Relationship Management (CRM)
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SuiteCRM
- Alternative to: Salesforce
- Description: SuiteCRM is a powerful and customizable CRM solution.
- Website: SuiteCRM
- GitHub: SuiteCRM GitHub Repository
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EspoCRM
- Alternative to: Salesforce, HubSpot
- Description: EspoCRM is a web-based application for managing customer relationships.
- Website: EspoCRM
- GitHub: EspoCRM GitHub Repository
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CiviCRM
- Alternative to: Salesforce Nonprofit Cloud
- Description: CiviCRM is designed for nonprofit and civic-sector organizations.
- Website: CiviCRM
- GitHub: CiviCRM GitHub Repository
File Sharing and Collaboration
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Nextcloud
- Alternative to: Dropbox, Google Drive
- Description: Nextcloud offers file sync and share, collaborative editing, and more.
- Website: Nextcloud
- GitHub: Nextcloud GitHub Repository
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ownCloud
- Alternative to: Dropbox, Google Drive
- Description: ownCloud is another file sync and share platform.
- Website: ownCloud
- GitHub: ownCloud GitHub Repository
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Seafile
- Alternative to: Google Drive, OneDrive
- Description: Seafile is a file hosting software system.
- Website: Seafile
- GitHub: Seafile GitHub Repository
Communication Tools
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Mattermost
- Alternative to: Slack
- Description: Mattermost is an open-source messaging platform.
- Website: Mattermost
- GitHub: Mattermost GitHub Repository
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Rocket.Chat
- Alternative to: Slack
- Description: Rocket.Chat is a web chat server, developed in JavaScript.
- Website: Rocket.Chat
- GitHub: Rocket.Chat GitHub Repository
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Zulip
- Alternative to: Slack
- Description: Zulip is a powerful, open-source group chat application.
- Website: Zulip
- GitHub: Zulip GitHub Repository
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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
E-Commerce
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Magento Open Source
- Alternative to: Shopify
- Description: Magento is a powerful e-commerce platform.
- Website: Magento Open Source
- GitHub: Magento GitHub Repository
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PrestaShop
- Alternative to: Shopify
- Description: PrestaShop is an open-source e-commerce solution.
- Website: PrestaShop
- GitHub: PrestaShop GitHub Repository
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OpenCart
- Alternative to: WooCommerce, Shopify
- Description: OpenCart is an online store management system.
- Website: OpenCart
- GitHub: OpenCart GitHub Repository
Marketing Automation
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Mautic
- Alternative to: HubSpot, Marketo
- Description: Mautic is an open-source marketing automation software.
- Website: Mautic
- GitHub: Mautic GitHub Repository
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Corteza CRM
- Alternative to: HubSpot
- Description: Corteza is an open-source CRM and marketing automation platform.
- Website: Corteza
- GitHub: Corteza GitHub Repository
Office Suites
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LibreOffice
- Alternative to: Microsoft Office
- Description: LibreOffice is a powerful office suite with a clean interface.
- Website: LibreOffice
- GitHub: LibreOffice GitHub Repository
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ONLYOFFICE
- Alternative to: Microsoft Office 365
- Description: ONLYOFFICE is a powerful office and productivity suite.
- Website: ONLYOFFICE
- GitHub: ONLYOFFICE GitHub Repository
Web Analytics
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Matomo
- Alternative to: Google Analytics
- Description: Matomo is an open-source web analytics platform.
- Website: Matomo
- GitHub: Matomo GitHub Repository
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GoAccess
- Alternative to: Google Analytics
- Description: GoAccess is a real-time web log analyzer.
- Website: GoAccess
- GitHub: GoAccess GitHub Repository
Data Management and Visualization
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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]
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Redash
- Alternative to: Looker
- Description: Redash helps you make sense of your data.
- Website: Redash
- GitHub: Redash GitHub Repository
Identity and Access Management
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Keycloak
- Alternative to: Okta
- Description: Keycloak is an open-source Identity and Access Management solution.
- Website: Keycloak
- GitHub: Keycloak GitHub Repository
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Gluu
- Alternative to: Okta, Auth0
- Description: Gluu is a comprehensive IAM suite.
- Website: Gluu
- GitHub: Gluu GitHub Repository
- ![Gluu Logo]
Version Control
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GitLab
- Alternative to: GitHub
- Description: GitLab is a complete DevOps platform.
- Website: GitLab
- GitHub: GitLab GitHub Repository
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Gogs
- Alternative to: GitHub
- Description: Gogs is a painless self-hosted Git service.
- Website: Gogs
- GitHub: Gogs GitHub Repository
Continuous Integration/Continuous Deployment (CI/CD)
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Jenkins
- Alternative to: CircleCI
- Description: Jenkins is an open-source automation server.
- Website: Jenkins
- GitHub: Jenkins GitHub Repository
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Drone
- Alternative to: Travis CI
- Description: Drone is a container-native, continuous delivery platform.
- Website: Drone
- GitHub: Drone GitHub Repository
Cloud Management
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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
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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
Helpdesk and Support
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osTicket
- Alternative to: Zendesk
- Description: osTicket is an open-source support ticket system.
- Website: osTicket
- GitHub: osTicket GitHub Repository
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Zammad
- Alternative to: Zendesk
- Description: Zammad is a web-based open-source helpdesk/customer support system.
- Website: Zammad
- GitHub: Zammad GitHub Repository
Financial Management
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Odoo
- Alternative to: QuickBooks
- Description: Odoo is a suite of business applications, including CRM, accounting, manufacturing, and more.
- Website: Odoo
- GitHub: Odoo GitHub Repository
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GnuCash
- Alternative to: QuickBooks
- Description: GnuCash is a personal and small-business financial-accounting software.
- Website: GnuCash
- GitHub: GnuCash GitHub Repository
Learning Management Systems (LMS)
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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
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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
Enterprise Resource Planning (ERP)
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ERPNext
- Alternative to: SAP
- Description: ERPNext is a full-featured business management solution.
- Website: ERPNext
- GitHub: ERPNext GitHub Repository
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Dolibarr
- Alternative to: SAP
- Description: Dolibarr is an open-source ERP and CRM for small and medium businesses.
- Website: Dolibarr
- GitHub: Dolibarr GitHub Repository
Network Monitoring
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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]
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Zabbix
- Alternative to: SolarWinds
- Description: Zabbixi is an enterprise-class open-source distributed monitoring solution.
- Website: Zabbix
- GitHub: Zabbix GitHub Repository
Email Marketing
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Mautic
- Alternative to: Mailchimp
- Description: Mautic is a robust marketing automation tool with email marketing features.
- Website: Mautic
- GitHub: Mautic GitHub Repository
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phpList
- Alternative to: Mailchimp
- Description: phpList is a one-way email announcement delivery system.
- Website: phpList
- GitHub: phpList GitHub Repository
Chatbots
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Botpress
- Alternative to: Chatfuel, ManyChat
- Description: Botpress is an open-source chatbot creation platform.
- Website: Botpress
- GitHub: Botpress GitHub Repository
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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