Confirmed:Self-hosted on a VPS or dedicated server; paid hosting also offered
Confirmed:Self-hosted with Docker or Docker Compose, or Notifuse Cloud
Confirmed:Self-hosted binary or Docker Compose with PostgreSQL
Hosted by the vendor
Code licenceDiffers
Partial:GPL-3.0-or-later (copyleft)
No:Business Source License 1.1 from v40 (converts to AGPL-3.0-or-later after four years); v39 and earlier AGPL-3.0
Partial:AGPL-3.0 (copyleft)
—
Model weights licence
Confirmed:No separate model weights
Confirmed:No separate model weights
Confirmed:No separate model weights
—
Commercial useDiffers
Partial:Yes under GPL-3.0 copyleft terms; no feature-gated edition
Partial:Production use and hosting for others allowed; six licensed features need a paid key
Partial:Yes under AGPL-3.0 copyleft terms; no paid edition or feature gating
—
Paid services needed?Differs
Partial:Software is free; you need an email transport such as SMTP, Amazon SES or SendGrid to send
Partial:Needs an email provider or SMTP server; licence key only for >3 workspaces, granular permissions, SES tenants, SSO, multilingual templates and audit log
Partial:App is free; you need an SMTP server or sending service such as Amazon SES to deliver mail
Subscription
HardwareDiffers
Partial:VPS or dedicated server; PHP 8.2+ (Mautic 7), MySQL 5.7+ or MariaDB 10.2+; no RAM figure given
Unknown:No hardware figures; needs PostgreSQL 17 or newer
Confirmed:Light; a production instance sent 7M+ emails using a fraction of one core and 57 MB peak RAM
—
Operating systemsDiffers
Partial:Server with Apache, Nginx or IIS, PHP and MySQL/MariaDB; host OS not specified
Partial:Docker host with PostgreSQL; host OS not listed
Confirmed:Binaries for Linux, macOS (Darwin), Windows and the BSDs; Docker image
—
Setup effortDiffers
Confirmed:Medium; install with Composer or the release zip and a web installer, plus a web server and database
Confirmed:Medium; Docker Compose or standalone Docker, then a setup wizard for admin, API endpoint and SMTP
Confirmed:Easy; download binary or docker compose up, plus a PostgreSQL database
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Stars over time
Switch to Growth % to compare projects of different sizes fairly.
Mautic
Notifuse
listmonk
Tracked daily since 16 Oct 2026. Dashed history: estimated from public records of when people starred the repo. Lines connect observations only; gaps contain no measured points.
Growth % starts at each project's first observed point in the shown range. Zero-star starts are unavailable.
Notes for a video or post
A plain summary with today's date and a link to the sources. Check each project page before you publish.
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