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ActiveCampaign alternatives · Email Marketing

Open-source alternatives to ActiveCampaign

ActiveCampaign is not described as open source on its own site. 4 of the 57 other email marketing and newsletter tools in this directory are open source, according to their own sites.

ActiveCampaign is a paid product with a free trial, starting at $15 per month for up to 1,000 contacts, billed annually ($19 monthly). 2 of them are free or have a free plan.

4 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

How each one differs from ActiveCampaign

  1. Groundhogg

    Flat-rate CRM and email marketing plugin for WordPress

    • Groundhogg starts at $20 per month for 1 site, billed annually ($240). ActiveCampaign starts at $15 per month for up to 1,000 contacts, billed annually ($19 monthly).
    • Groundhogg is open source and self-hostable, according to its own site.
    • Groundhogg also covers AI agents.
    • ActiveCampaign also covers forms and reports.
    Groundhogg vs ActiveCampaignGroundhogg pricing and details

  2. Mautic

    Open source marketing automation you can self-host

    • Mautic starts at €247.50 per month, billed annually (€275 billed quarterly). ActiveCampaign starts at $15 per month for up to 1,000 contacts, billed annually ($19 monthly).
    • Mautic has a free plan. ActiveCampaign does not, though it has a free trial.
    • Mautic is open source and self-hostable, according to its own site.
    • ActiveCampaign also covers sales pipeline, forms and reports.
    Mautic pricing and details

  3. listmonk

    Free self-hosted newsletter and mailing list manager

    • listmonk is free. ActiveCampaign starts at $15 per month for up to 1,000 contacts, billed annually ($19 monthly).
    • listmonk has a free plan. ActiveCampaign does not, though it has a free trial.
    • listmonk is open source and self-hostable, according to its own site.
    • listmonk also covers transactional email.
    listmonk pricing and details

  4. Ghost

    Open source publishing with newsletters and paid memberships

    • Ghost starts at $15 per month for up to 1,000 members, billed yearly ($18 billed monthly). ActiveCampaign starts at $15 per month for up to 1,000 contacts, billed annually ($19 monthly).
    • Ghost is open source, according to its own site.
    • Ghost also covers paid newsletters.
    • ActiveCampaign also covers sales pipeline, marketing automation, forms and reports.
    Ghost pricing and details

Common questions

Is there an open-source alternative to ActiveCampaign?

Yes. Groundhogg, Mautic, listmonk and Ghost are open source, according to their own sites.

Is ActiveCampaign open source?

ActiveCampaign is not described as open source on its own site. The listing was checked on Oct 17, 2026 against the pages it cites.

Which of these email marketing and newsletter tools are free?

Mautic and listmonk are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 17, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to ActiveCampaign: the alternatives its listing names first, then the tools that share the most features with it.