Alternatives

Products that do what Posthawk does

The email layer that ships with your deploy

1. 1PS
   Posthorn, self-hosted mail gateway▲83

   Introducing Posthorn, a self hosted email gateway. One docker container (or Go binary) between every self hosted app on your VPS and your transactional email provider. Set up Posthorn once, point your apps to it, done. I was trying to deploy Ghost on a DigitalOcean droplet and found that DO and many different VPS services have started to block the default SMTP ports to try to combat the various types of abuse they get. To actually configure my app, I had to hack together a Postfix relay. In another project, I had a static site which had a contact form, but my free Formspree account was…

   May 2026 · github.com

2. 2
   Shipshape▲136

   Beautiful, blazing-fast Vercel deployment dashboards

   2023

3. 3
   Vercel Drop▲462

   Drop it. It's live.

   Jun 2026 · vercel.com

4. 4
   Transactional Email Templates by Postmark▲210

   Open source email templates for use in your SaaS app.

   2018

5. 5
   Fireball▲163

   TailwindCSS email templates for SaaS & marketing

   2024

6. 6
   Unlayer▲121

   Embeddable email editor and page builder for SaaS and CRMs

   2017

7. 7
   PostRope▲86

   Get anything shipped from anywhere in the world.

   2016

8. 8
   LaunchFast▲233

   One command to a full featured, secure, production-ready app

   2024

9. 9
   ShipHawk▲103

   Technology for Shipping the Big Stuff

   2014

10. 10
    Cloudflare Email Service▲168

    Turn any email inbox into a native interface for AI agents

    Apr 2026

11. 11
    OpenFlags▲114

    Fast, self-hosted, edge-ready feature flags for modern teams

    Mar 2026

12. 12
    Handover▲69

    A delivery page that feels as finished as the work

    Jun 2026 · handover.today

13. 13
    TheDevStarter▲133

    Next.js and Django SaaS Boilerplate

    2024

14. 14
    Mailchimp Pattern Library▲139

    The Mailchimp UI framework

    2015

15. 15
    MailerLogic▲96

    Email API with built-in deliverability intelligence

    Apr 2026

16. 16
    Inbix▲74

    Cloudflare-native Email Infrastructure for Developers

    Jul 2026 · inbix.xyz

17. 17
    Anyfront▲84

    Deploy any front-end web application on any cloud platform

    2023

18. 18
    Macaly 4.0▲91

    I ship complete websites and apps from a chat

    Apr 2026

19. 19KA
    Kyushu – A self-hostable WASM sandbox for JavaScript workers▲89

    Jun 2026 · kyushu.dev

20. 20
    HTML Deployer▲68

    Deploy sites from AI chat to published HTML

    Jun 2026 · backrun.co

21. 21PI
    Poste.io – full featured mail server installed in Docker container▲14

    2015 · poste.io

22. 22
    ShipThatApp▲53

    Unlock rapid deployment and elevate your app’s potential

    2024

23. 23
    Postfleet▲13

    Prompt-injection-safe email for AI agents

    Jul 2026 · postfleet.ai

24. 24PI
    Poste.io – free modern Docker email server with web administration▲5

    2015 · hub.docker.com

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