Self-hosted open-source marketing automation platform with campaign builder, email/landing page editors, REST API, segmentation, and extensible plugins.

10.4k stars3.4k forkslast commit Actively maintained
Conversational marketing and sales platform providing website live chat, AI chatbots and meeting scheduling to capture leads, qualify prospects, route conversations to sales teams, and integrate with CRM and marketing systems.
Self-hosted open-source marketing automation platform with campaign builder, email/landing page editors, REST API, segmentation, and extensible plugins.

10.4k stars3.4k forkslast commit Actively maintained
Self-hostable visual builder for chatbots and conversational forms, embeddable on websites and apps with integrations, branching logic, and real-time results analytics.

10.3k stars3.2k forkslast commit Actively maintained
Developer-focused platform for automated, omnichannel messaging (email, SMS, push, WhatsApp) with low-code journeys, segmentation, templates, and self-hosting.

2.9k stars380 forksMITlast commit Actively maintained
Open-source customer engagement and product onboarding platform for building event-triggered journeys and sending email, SMS, push notifications, and webhooks.
2.6k stars206 forkslast commit Actively maintained
Open-source conversational platform to build AI chatbots, multichannel live chat, and human-in-the-loop customer support with knowledge base and RAG capabilities.

318 stars113 forksMITlast commit Actively maintained
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 5 of 5 shipped a commit in the last six months. Licences in this list: MIT. In exchange you take on hosting, backups and updates yourself.
Browse everything in Automation & Workflow Builders (Low-code).