head to head · open source
Listmonk vs duckdb-wasm
Listmonk has 23,483 GitHub stars, 2,612 forks, 111 open issues and last shipped 7 days ago. duckdb-wasm has 2,121 stars, 227 forks, 189 open issues and last shipped 2 months ago. Listmonk leads on adoption by 1,007% (23,483 vs 2,121 stars). Listmonk is written in Go under AGPL-3.0; duckdb-wasm is written in C++ under MIT. Listmonk has attracted 11% as many forks as stars, duckdb-wasm 11%. 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 | duckdb-wasm | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 2.1K |
| License | AGPL-3.0 | MIT |
| Written in | Go | C++ |
| Last push | 2026-09-13 | 2026-07-28 |
| Forks | ⑂ 2.6K | ⑂ 227 |
| 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 duckdb-wasm if
- You want the duckdb-wasm feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C++
- You evaluated both and duckdb-wasm 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 duckdb-wasm
DuckDB Wasm is the WebAssembly build of DuckDB, an in process SQL OLAP database management system, that runs analytical SQL queries entirely inside a web browser or a Node.js process — built for front end developers and data engineers who want full OLAP query power on data that already sits on the client, without standing up a server.
read the full duckdb-wasm overview →
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Frequently asked questions
Is Listmonk or duckdb-wasm more popular?
Listmonk has 23,483 GitHub stars and duckdb-wasm has 2,121. Listmonk has the larger community by that measure.
Are Listmonk and duckdb-wasm free?
Both are open source. Listmonk is licensed under AGPL-3.0 and duckdb-wasm under MIT. Neither carries a licence fee.
What is the difference between Listmonk and duckdb-wasm?
Listmonk is written in Go and duckdb-wasm in C++. 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 duckdb-wasm?
Choose Listmonk if you want the larger community (23,483 stars) or its AGPL-3.0 licence terms. Choose duckdb-wasm if its feature set, stack or MIT licence fits better. Both are self-hostable.