head to head · open source
Listmonk vs roapi
Listmonk has 23,483 GitHub stars, 2,612 forks, 111 open issues and last shipped 7 days ago. roapi has 3,434 stars, 209 forks, 66 open issues and last shipped 6 months ago. Listmonk leads on adoption by 584% (23,483 vs 3,434 stars). Listmonk is written in Go under AGPL-3.0; roapi is written in Rust under Apache-2.0. Listmonk has attracted 11% as many forks as stars, roapi 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 | roapi | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 3.4K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Go | Rust |
| Last push | 2026-09-13 | 2026-03-25 |
| Forks | ⑂ 2.6K | ⑂ 209 |
| 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 roapi if
- You want the roapi feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and roapi 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 roapi
ROAPI is a Rust based, Apache 2.0 licensed server that turns static and slowly changing datasets into read only SQL, FlightSQL, GraphQL and REST APIs without requiring a single line of application code, and it is built for data engineers, analysts and developers who need to publish Parquet, CSV, JSON or database tables as queryable endpoints quickly.
read the full roapi overview →
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Frequently asked questions
Is Listmonk or roapi more popular?
Listmonk has 23,483 GitHub stars and roapi has 3,434. Listmonk has the larger community by that measure.
Are Listmonk and roapi free?
Both are open source. Listmonk is licensed under AGPL-3.0 and roapi under Apache-2.0. Neither carries a licence fee.
What is the difference between Listmonk and roapi?
Listmonk is written in Go and roapi in Rust. 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 roapi?
Choose Listmonk if you want the larger community (23,483 stars) or its AGPL-3.0 licence terms. Choose roapi if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.