Dev tools · alternatives · 2026

24 alternatives to Xem

Open-source email marketing with managed SMTP

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Helo▲103

   An independent email API from former Postmark folks

   16d ago · helohq.com · its alternatives →

2. 2
   Iterable▲94

   Smarter email marketing

   2014 · iterable.com · its alternatives →

3. 3FM
   Flute – my attempt at a better email API▲40

   2018 · flutemail.com · its alternatives →

4. 4
   Mailcloud▲110

   A New Way to Email

   2014 · mailcloudapp.com · its alternatives →

5. 5DE
   Drip – Email Marketing Automation Software▲5

   2015 · getdrip.com · its alternatives →

6. 6
   MailMentor▲162

   A data driven approach to writing better email

   2015 · mailmentor.io · its alternatives →

7. 7
   OpenSource Email Template▲109

   Responsive, Free, and Community Driven

   2014 · dyspatch.io · its alternatives →

8. 8
   Guide to Creating an Automated Email Drip Campaign▲64

   Customer onboarding can be overwhelming.

   2016 · app.gumroad.com · its alternatives →

9. 9
   Superdraft▲80

   Automatically identify opportunities to email your customers

   2d ago · superdraft.ai · its alternatives →

10. 10
    Pingly▲86

    A new messaging platform working to evolve email

    2014 · its alternatives →

11. 11OS
    Open-source collection of email tips and workflows▲7

    2020 · inboxze.ro · its alternatives →

12. 12
    MailPile▲75

    A fast, responsive open source email client

    2014 · mailpile.is · its alternatives →

13. 13PO
    ParseMail.org – A tool for email admins▲8

    2015 · parsemail.org · its alternatives →

14. 14
    Delivra▲1

    The results-driven email marketing automation platform

    2017 · its alternatives →

15. 15
    Inboxcube▲72

    The Future of Email.

    2014 · inboxcube.com · its alternatives →

16. 16EE
    Email Extractor for Newsletter Marketing – Google Inbox▲8

    2018 · emailextractor.online · its alternatives →

17. 17PA
    Paceable - An easy way to manage Group Emails▲6

    2013 · slideshare.net · its alternatives →

18. 18AA
    An automatic email endpoint for any domain▲7

    2014 · questo.email · its alternatives →

19. 19CA
    Cue – A simple CRM tool that automates reminder emails▲6

    2016 · getcueapp.com · its alternatives →

20. 20MA
    Milliner - A web app to quickly visually create responsive HTML emails▲6

    2019 · milliner.app · its alternatives →

21. 21
    Aboardly – IFTTT for automated customer emailing▲9

    2015 · aboardly.com · its alternatives →

22. 22
    Ivelope▲7

    making email better

    2018 · ivelope.com · its alternatives →

23. 23TM
    The MCP Client for Outlook▲8

    2025 · mail.synia.tech · its alternatives →

24. 24PH
    PilotMail – HTML Email Builder and HTML Email Test Tool▲9

    2019 · pilotmail.io · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →