OpenEMM
OpenEMM: A free, self-hosted choice for teams that need flexible email automation. Ranked #127 of 185 in Email Marketing Software by our editors (3.0/10); pricing: Free plan; best for self-hosters needing open-source email delivery.
At a glance
- Editor score3.0 / 10
- PricingFree plan
- Best forSelf-hosters needing open-source email delivery
- Free planYes
- Paid fromFree
- Email automationYes
- Founded2006 · Munich, Germany
- Facts checked20 Sep 2026
Where it wins
- Supports newsletter, transactional, event-driven, and autoresponder emails
- Combines workflows, segmentation, forms, tracking, and reporting
- Provides REST, SOAP, callback, and webhook APIs
Where it doesn't
- Requires teams to manage their own installation and administration
- Native integrations are limited to Make and n8n
- Windows and macOS use requires virtualization rather than native servers
Our verdict on OpenEMM
OpenEMM is a self-hosted, web-based open-source platform for email marketing and marketing automation. It is designed for professional marketing users, including small and medium-sized organizations, associations, clubs, and teams that can manage their own installation and administration. The platform supports newsletter, transactional, event-driven, and autoresponder email sending, making it suitable for organizations with more than one email communication pattern.
Campaign automation is a central strength. OpenEMM includes a graphical workflow manager for multi-stage campaigns and recipient target groups based on profiles, status, and behavior. It also provides a visual web form builder, landing-page support, email open and click tracking, deep tracking, automated bounce management, graphical real-time statistics, configurable reports, and A/B testing through list-split functionality. These features give marketing teams tools for building, measuring, and refining campaigns within one platform.
OpenEMM is permanently free and self-hosted, so the main fit depends on whether a team can handle installation and administration. It runs on Linux servers, while Windows and macOS are supported through virtualization. Its ecosystem includes Make and n8n integrations, plus REST, SOAP, callback, and webhook APIs for connecting external systems. Template management and import/export for mailings and forms add operational flexibility. Choose OpenEMM when control, open-source distribution, and varied sending workflows matter more than a managed service experience. Teams seeking a hosted product or a wider set of listed native integrations should consider an alternative.
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OpenEMM pricing
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OpenEMM fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Subscriber limit | Not verified |
| Monthly send limit | Not verified |
| Email automation | Yes |
| Audience segmentation | Yes |
| Landing pages | Yes |
| A/B testing | Yes |
| Native integrations | Not verified |
| Deployment | Self-hosted, Browser extension |
| Platforms | Web, Windows, macOS, Linux |
| Compliance & security | GDPR |
| Support | Community, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 2 integrations: Make, n8n |
| Pricing | Free plan (source) |
| Website | agnitas.de |
| Facts checked | 20 Sep 2026 |
OpenEMM integrations
OpenEMM lists 2 integrations on its own site.
- Make
- n8n
Alternatives to OpenEMM
- KlaviyoA strong fit for ecommerce teams that need behavioral personalization across channels.9.3
- ActiveCampaignA mature choice for complex automation, segmentation, and large contact lists.9.2
- MailchimpA broad email marketing suite with a free plan and $13 monthly paid entry.9.1
See all OpenEMM alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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