Diun vs What's Up Docker
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Diun
Notifier that alerts when Docker images receive updates
VS
What's Up Docker
Get notified when container images have updates
| Feature | Diun | What's Up Docker |
|---|---|---|
| Category | Automation & Workflows | Automation & Workflows |
| License | MIT | MIT |
| Language | Go | TypeScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 256 MB |
| Deployment | docker, binary | docker |
| GitHub stars | ★ 4,828 | ★ 3,707 |
| First released | 2019 | 2020 |
| Replaces | Watchtower | Watchtower |
Why pick each one
Choose What's Up Docker if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Active community (3.7k GitHub stars)
Frequently asked questions
Is Diun or What's Up Docker better?
Neither is universally better. Diun has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Diun and What's Up Docker free and open-source?
Yes. Diun is licensed under MIT and What's Up Docker under MIT. Both can be self-hosted at no software cost.
Can I run Diun and What's Up Docker with Docker?
Diun: yes. What's Up Docker: yes.