
ActiveCampaign
Email marketing and CRM platform for customer experience automation
Discover top open-source software, updated regularly with real-world adoption signals.

Open source marketing automation software you control completely
Self-hosted marketing automation platform enabling multi-channel campaigns, unlimited segmentation, and full data ownership without vendor lock-in or feature limitations.

Mautic is the world's largest open source marketing automation project, empowering businesses and organizations to deliver fully integrated marketing campaigns while maintaining complete control over their data and infrastructure.
Designed for organizations seeking privacy-focused marketing automation without SaaS dependencies, Mautic serves marketing teams, agencies, and enterprises that require customizable workflows, unlimited segmentation, and multi-channel campaign orchestration. Whether you're a developer building custom integrations or a marketer executing sophisticated nurture sequences, Mautic provides the flexibility to adapt to your exact requirements.
Mautic delivers multi-channel marketing automation including email, SMS, social media, and web personalization. The platform supports unlimited contact segmentation, campaign automation, lead scoring, and dynamic content delivery. Both frontend and backend are fully customizable, enabling deep integration with existing systems. Self-hosting ensures you own your database, control your infrastructure, and avoid recurring SaaS fees.
Available as a free download for self-hosting via Composer or pre-packaged releases. Cloud trials are available for quick evaluation. Production deployments require PHP, MySQL/MariaDB, and standard web server infrastructure.
When teams consider Mautic, these hosted platforms usually appear on the same shortlist.
Looking for a hosted option? These are the services engineering teams benchmark against before choosing open source.
Privacy-Compliant Lead Nurturing
Healthcare organizations automate GDPR-compliant email sequences while maintaining full data sovereignty on private infrastructure
Agency White-Label Campaigns
Marketing agencies deploy customized Mautic instances per client, delivering branded automation without recurring per-seat licensing
Enterprise Multi-Channel Orchestration
Large retailers coordinate email, SMS, and web personalization campaigns across unlimited contacts without feature tier restrictions
Custom CRM Integration
Development teams build bidirectional sync between proprietary CRM systems and Mautic using open APIs and extensible architecture
Yes, Mautic is open source software available at no cost. You can self-host indefinitely without licensing fees, though you are responsible for hosting infrastructure and maintenance.
Production deployments require familiarity with web server administration, PHP environments, MySQL/MariaDB databases, and Composer dependency management. Command-line experience is essential for installation and updates.
Yes, you can request a cloud trial to evaluate Mautic without managing infrastructure. These trials allow quick deployment for testing before committing to self-hosting.
Mautic offers unlimited features, contacts, and customization without recurring fees or vendor lock-in. Trade-offs include requiring technical resources for hosting, maintenance, and updates that SaaS platforms handle automatically.
No, the GitHub repository contains development code that may be unstable. For production environments, use tagged releases or the pre-packaged version from mautic.org/download to ensure stability and compatibility.
Project at a glance
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