head to head · open source
novu vs openseo
novu has 40,002 GitHub stars, 4,494 forks, 105 open issues and last shipped yesterday. openseo has 19,046 stars, 2,447 forks, 161 open issues and last shipped yesterday. novu leads on adoption by 110% (40,002 vs 19,046 stars). novu is written in TypeScript under a custom or non-standard licence; openseo is written in TypeScript under MIT. novu has attracted 11% as many forks as stars, openseo 13%. novu 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
| novu | openseo | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 19K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 4.5K | ⑂ 2.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick novu if
- You weight community size — 40K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick openseo if
- You want the openseo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and openseo fits your workflow better
About novu
Novu is an open source communication infrastructure platform for building and managing multi channel notifications in products and connecting them to AI agents. It lives in the Node.js/TypeScript ecosystem and targets developers who need to send and receive messages across email, SMS, push, in app inbox, chat, and collaboration tools like Slack and Microsoft Teams.
About openseo
OpenSEO is an open source SEO tool written in TypeScript under the MIT license. It is an alternative to paid SEO platforms such as Semrush and Ahrefs, and it lives in the open source SEO tooling ecosystem. The project provides a hosted option, self hosting paths, and an MCP server for agent use.
read the full openseo overview →
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Frequently asked questions
Is novu or openseo more popular?
novu has 40,002 GitHub stars and openseo has 19,046. novu has the larger community by that measure.
Are novu and openseo free?
Both are open source. novu has no licence declared in this registry, and openseo is licensed under MIT. Both are free to self-host.
What is the difference between novu and openseo?
novu is written in TypeScript and openseo 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, novu or openseo?
Choose novu if you want the larger community (40,002 stars) or its Custom / other licence terms. Choose openseo if its feature set, stack or MIT licence fits better. Both are self-hostable.