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Best Open Source Email Tools

A curated collection of the 5 best open source Email Tools for inspiration and reference. Each listing includes a website screenshot along with a detailed review of its features.

Favicon of InboxZero website

InboxZero

Streamline your inbox, supercharge your productivity

  • Stars

    2,214
  • Forks

    206
  • Last commit

    3 days ago
Favicon of Listmonk website

Listmonk

Powerful, self-hosted newsletter and mailing list manager

  • Stars

    14,084
  • Forks

    1,268
  • Last commit

    19 hours ago
Favicon of Postal website

Postal

Robust, scalable email delivery for your applications

  • Stars

    14,459
  • Forks

    1,020
  • Last commit

    4 weeks ago
Favicon of UnInbox website

UnInbox

Tame your inbox chaos with intelligent email management

  • Stars

    1,266
  • Forks

    87
  • Last commit

    11 hours ago
Favicon of Kelia website

Kelia

Open-source email marketing for the privacy-conscious

  • Stars

    1,257
  • Forks

    61
  • Last commit

    1 week ago
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