head to head · open source
Listmonk vs preswald
Listmonk has 23,472 GitHub stars, 2,607 forks, 111 open issues and last shipped 5 days ago. preswald has 4,270 stars, 646 forks, 330 open issues and last shipped 3 months ago. Listmonk leads on adoption by 450% (23,472 vs 4,270 stars). Listmonk is written in Go under AGPL-3.0; preswald is written in Python under Apache-2.0. Listmonk has attracted 11% as many forks as stars, preswald 15%. 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.
← all 8884 open source comparisons
Side by side
| Listmonk | preswald | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 4.3K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Go | Python |
| Last push | 2026-09-13 | 2026-06-11 |
| Forks | ⑂ 2.6K | ⑂ 646 |
| 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 preswald if
- You want the preswald feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and preswald 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 preswald
Preswald is an Apache 2.0 Python static site generator that packages interactive data apps — compute, data access, and UI — into self contained .html files that run entirely in the browser on a WebAssembly runtime built from Pyodide and DuckDB, aimed at analysts, data engineers, and developers who need to hand a working dashboard, report, or inspection tool to someone who will not install anything.
read the full preswald overview →
More in Business Software
Related comparisons
More Marketing & Customer Engagement projects
Compare either of these against the rest of the Marketing & Customer Engagement field.
Frequently asked questions
Is Listmonk or preswald more popular?
Listmonk has 23,472 GitHub stars and preswald has 4,270. Listmonk has the larger community by that measure.
Are Listmonk and preswald free?
Both are open source. Listmonk is licensed under AGPL-3.0 and preswald under Apache-2.0. Neither carries a licence fee.
What is the difference between Listmonk and preswald?
Listmonk is written in Go and preswald in Python. 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 preswald?
Choose Listmonk if you want the larger community (23,472 stars) or its AGPL-3.0 licence terms. Choose preswald if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.