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Sender alternatives · Email Marketing

Open-source alternatives to Sender

Sender is not described as open source on its own site. 7 of the 102 other email marketing and newsletter tools in this directory are open source, according to their own sites.

Sender has a free plan. Paid plans start at $9 per month for up to 500 subscribers, billed monthly. 5 of them are free or have a free plan.

7 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

How each one differs from Sender

  1. Mautic

    Open source marketing automation you can self-host

    • Mautic starts at €247.50 per month, billed annually (€275 billed quarterly). Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • Mautic is open source and self-hostable, according to its own site.
    • Sender also covers forms and business texting.
    Mautic pricing and details

  2. Keila

    Open-source newsletter tool, self-hosted or EU-hosted cloud

    • Keila starts at €8 per month for 2,000 emails a month. Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • Keila is open source and self-hostable, according to its own site.
    • Keila also covers Markdown.
    • Sender also covers marketing automation and business texting.
    Keila pricing and details

  3. listmonk

    Free self-hosted newsletter and mailing list manager

    • listmonk is free. Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • listmonk is open source and self-hostable, according to its own site.
    • listmonk also covers transactional email.
    • Sender also covers marketing automation, forms and business texting.
    listmonk pricing and details

  4. Groundhogg

    Flat-rate CRM and email marketing plugin for WordPress

    • Groundhogg starts at $20 per month for 1 site, billed annually ($240). Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • Sender has a free plan. Groundhogg does not, though it has a free trial.
    • Groundhogg is open source and self-hostable, according to its own site.
    • Groundhogg also covers sales pipeline and AI agents.
    Groundhogg pricing and details

  5. SendPortal

    Open-source, self-hosted email marketing built on Laravel

    • SendPortal is free. Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • SendPortal is open source and self-hostable, according to its own site.
    • SendPortal also covers templates.
    • Sender also covers marketing automation, forms and business texting.
    SendPortal pricing and details

  6. 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). Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • Sender has a free plan. Ghost does not, though it has a free trial.
    • Ghost is open source, according to its own site.
    • Ghost also covers paid newsletters.
    Ghost pricing and details

  7. phpList

    Open-source newsletter software, hosted or self-run

    • phpList starts at $5 per month for up to 2,000 messages, billed monthly. Sender starts at $9 per month for up to 500 subscribers, billed monthly.
    • phpList is open source and self-hostable, according to its own site.
    • phpList also covers reports.
    • Sender also covers marketing automation, forms and business texting.
    phpList pricing and details

Common questions

Is there an open-source alternative to Sender?

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

Is Sender open source?

Sender is not described as open source on its own site. The listing was checked on Nov 9, 2026 against the pages it cites.

Which of these email marketing and newsletter tools are free?

Mautic, Keila, listmonk, SendPortal and phpList are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Nov 9, 2026 to Nov 13, 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 Sender: the alternatives its listing names first, then the tools that share the most features with it.