Email Marketing

Alternatives to OSEMS

Compare healthier or more active tools in the same use case using ToolVitals public evidence.

View OSEMS profile View Email Marketing leaderboard

Why compare

Signals behind this alternatives page

OSEMS currently shows at least one risk or watch signal in ToolVitals data.
Commit recency and sustained repository activity indicate high abandonment risk.
Health score: 0/100.
Shipping score: 0/100.

Switching guide

Best alternatives by need

Best overallListmonk

Highest organic ToolVitals fit for this use case.

Healthier optionsListmonk, Mautic, Noptin, Leadminer

Stronger current public-health signal than OSEMS.

Verified open/source-visibleListmonk, Mautic, Noptin, Leadminer

Useful when portability and inspectability matter.

Trust note: Sponsors and affiliate links are separate from rankings. ToolVitals does not let monetization change scores, risk labels, organic ordering, or evidence display.

Ranked alternatives

Best-fit email marketing options

12 tools

01

Listmonk

High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.

Active

Health95

Shipping93

Score94

Confidence90

Stars24k

ModeSource-visible project

View profile Compare with OSEMS

02

Mautic

Mautic: Open Source Marketing Automation Software.

Active

Health95

Shipping93

Score94

Confidence90

Stars10.8k

ModeSource-visible project

View profile Compare with OSEMS

03

Noptin

Email newsletter plugin for WordPress.

Active

Health89

Shipping92

Score90

Confidence90

Stars27

ModeSource-visible project

View profile Compare with OSEMS

04

Leadminer

Contact enrichment and email campaign tool for outbound marketing.

Active

Health90

Shipping90

Score90

Confidence90

Stars15

ModeSource-visible project

View profile Compare with OSEMS

05

Keila

Open Source Newsletter Tool.

Active

Health90

Shipping86

Score89

Confidence90

Stars2.2k

ModeSource-visible project

View profile Compare with OSEMS

06

phpList

Open source email marketing manager for email campaigns and newsletters.

Warning

Health68

Shipping50

Score61

Confidence90

Stars877

ModeSource-visible project

View profile Compare with OSEMS

07

Dittofeed

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

Warning

Health57

Shipping39

Score50

Confidence90

Stars3k

ModeSource-visible project

View profile Compare with OSEMS

08

UZonMail

Open-source email marketing and bulk mail platform.

Warning

Health53

Shipping35

Score46

Confidence90

Stars274

ModeSource-visible project

View profile Compare with OSEMS

09

SendPortal

Open-source self-hosted email marketing. Manage your own newsletters at a fraction of the cost.

Warning

Health52

Shipping30

Score43

Confidence90

Stars2.2k

ModeSource-visible project

View profile Compare with OSEMS

10

Card

Open-source HTML email template builder with drag-and-drop editing.

Critical

Health47

Shipping39

Score44

Confidence90

Stars430

ModeSource-visible project

View profile Compare with OSEMS

11

LetterSpace

Self-hosted open source newsletter platform for managing subscribers and sending campaigns

Critical

Health45

Shipping25

Score37

Confidence90

Stars103

ModeSource-visible project

View profile Compare with OSEMS

12

Outreach Studio

Open-source outreach software for cold emailing.

Critical

Health38

Shipping21

Score32

Confidence90

Stars87

ModeSource-visible project

View profile Compare with OSEMS