Best Open Source Email Tools

Open source email tools, ranked by score and analyzed honestly. Part of our Self-Hosted & Apps coverage.

Ranked by score. Updated weekly.

1

Postal

85

Fully featured open source mail delivery platform

16,511 ★Rubypermissive
2

Nodemailer

83

Send emails with Node.js

17,558 ★JavaScriptpermissive
3

Listmonk

73

High-performance, self-hosted newsletter manager

20,072 ★Gostrong-copyleft
4

Mailtrain

72

Self-hosted newsletter app

5,729 ★JavaScriptcopyleft

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