head to head · open source
Listmonk vs Sendune
Listmonk has 23,471 GitHub stars, 2,604 forks, 111 open issues and last shipped 5 days ago. Sendune has 2,308 stars, 143 forks, 2 open issues and last shipped 3 months ago. Listmonk leads on adoption by 917% (23,471 vs 2,308 stars). Listmonk is written in Go under AGPL-3.0; Sendune is written in TypeScript under MIT. Listmonk has attracted 11% as many forks as stars, Sendune 6%. Listmonk was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Listmonk | Sendune | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 2.3K |
| License | AGPL-3.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-09-13 | 2026-06-08 |
| Forks | ⑂ 2.6K | ⑂ 143 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Listmonk if
- You weight community size — 23K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Sendune if
- You want the Sendune feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Sendune fits your workflow better
About Listmonk
Listmonk is a standalone, self hosted newsletter and mailing list manager in the open source business software and marketing customer engagement ecosystem. It packages campaign management, subscriber management, and email delivery controls into a single binary application with a modern dashboard, and it uses PostgreSQL as its data store.
read the full Listmonk overview →
About Sendune
Sendune is an open source HTML email template editor and no code designer written in TypeScript and packaged as an Angular library. It was originally built for use within Sendune, formerly Send With SES, and it offers a public live demo at designer.sendune.com. The project sits in the Angular and AWS SES email template ecosystem, where teams need to create and export email HTML without a full marketing platform.
read the full Sendune overview →
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Frequently asked questions
Is Listmonk or Sendune more popular?
Listmonk has 23,471 GitHub stars and Sendune has 2,308. Listmonk has the larger community by that measure.
Are Listmonk and Sendune free?
Both are open source. Listmonk is licensed under AGPL-3.0 and Sendune under MIT. Neither carries a licence fee.
What is the difference between Listmonk and Sendune?
Listmonk is written in Go and Sendune in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Listmonk or Sendune?
Choose Listmonk if you want the larger community (23,471 stars) or its AGPL-3.0 licence terms. Choose Sendune if its feature set, stack or MIT licence fits better. Both are self-hostable.