# Diun

Diun is a Docker Image Update Notifier that monitors container registries and sends notifications via webhook, email, or chat services when new versions of your Docker images are published. It is open source and self-hosted, installable on Docker Hub, Kubernetes (Helm) and Unraid.

Canonical page: https://ourlocalhost.com/app/337/diun

## Description

Diun is a Docker Image Update Notifier that monitors container registries and sends notifications via webhook, email, or chat services when new versions of your Docker images are published.

## Platform availability

Available on 3 of 9 platforms: Unraid, ZimaOS, Helm.

## Health score

18/100 (Low), based on 2 of 4 factors.
- Maintained: 0 (GitHub repository no longer exists)
- Easy to install: 55 (3 install platforms, install notes, Docker image)

## Links

- Docker Hub: https://hub.docker.com/r/crazymax/diun
- Documentation: https://crazymax.dev/diun/config/
- GitHub: https://github.com/crazy-max/diun
- Kubernetes (Helm): https://artifacthub.io/packages/helm/nicholaswilde/diun
- Unraid: https://ca.unraid.net/apps/diun-1e0583r0rty9s3?q=Diun
- Official website: https://crazymax.dev/diun

## Common questions

### Does Diun need an external cron job to check for image updates?

No, Diun can run checks on a schedule without needing an external cron job.

### Can Diun automatically discover container images from my stack?

It can discover images from Docker, Containerd, Kubernetes, Swarm, Nomad, Dockerfile, and File providers.

### Will Diun use proxy settings configured on the host or Docker daemon?

No, host operating system and Docker daemon proxy settings are not automatically inherited by the Diun container. Diun performs its own registry checks from inside the container.

### Can Diun alert me if it stops running?

It can integrate with Healthchecks to monitor the watcher itself.

### Can I override the OS or architecture for a tracked image?

Yes, Diun can override the target image OS and architecture when needed.

## Alternatives

- WatchTower: Watchtower is a Docker container updater that automatically applies new images to running applications.

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Source: Our Local Host (https://ourlocalhost.com/app/337/diun), the self-hosted and open-source app directory.