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Best Self-Hosted Marketing Automation in 2026

Platforms for automating marketing workflows, lead nurturing, and multi-channel campaign management.

The top-rated pick is Postiz with 32,366 GitHub stars.

10 self-hosted marketing automation — ranked by GitHub stars. Browse all

Postiz

Postiz

📨 The ultimate social media scheduling tool, with a bunch of AI 🤖

Alternative to:
BufferBuffer
Mautic

Mautic

Open-source marketing automation platform with email campaigns, lead management, and multi-channel marketing.

Alternative to:
HubSpotHubSpot
TellForm

TellForm

Open source Typeform and Google Forms alternative for building beautiful conversational forms and surveys.

Alternative to:
TypeformTypeform
Dittofeed

Dittofeed

Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨

Alternative to:
customer.iocustomer.io
Someday

Someday

Free, self-hostable meeting scheduler built on Google Apps Script — a Cal.com and Calendly alternative for Gmail users.

Alternative to:
Calendly
Forms.md

Forms.md

Developer-first open source Typeform alternative (formerly Blocks.md) with Markdown-defined forms and native Google Sheets integration.

Alternative to:
TypeformTypeform
Quill Forms

Quill Forms

Open source React-based Typeform alternative for building conversational multi-step forms, surveys, and quizzes.

Alternative to:
TypeformTypeform
CloudMeet

CloudMeet

Open source Calendly alternative that runs on Cloudflare’s free tier with Google Calendar and Outlook sync.

Alternative to:
Calendly
TryPost

TryPost

Open-source social media scheduling platform — a self-hosted alternative to Buffer, Hootsuite, and Later for agencies and creators.

Alternative to:
BufferBuffer
Chronex

Chronex

Self-hostable social media scheduler for content creators and small teams with distributed job processing.

Alternative to:
BufferBuffer

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.