Open Source Alternatives to Mailchimp

Listmonk

High-performance newsletter delivery system

★ 23,727 Updated: Oct 2026 Status: Active

Mautic

Marketing automation platform owned by you

★ 10,738 Updated: Oct 2026 Status: Active

Keila

Newsletter campaigns with privacy protection

★ 2,229 Updated: Oct 2026 Status: Active

SendPortal

Free Open-source self-hosted email marketing application

★ 2,175 Updated: Apr 2024 Status: Inactive

P

phpList

Email newsletter and marketing manager

★ 876 Updated: Sep 2026 Status: Active

D

Dada Mail

Mailing list manager for announcements and discussions

★ 182 Updated: Jul 2025 Status: Slowing