# Diun

> Use this skill when the user wants notifications when Docker images are updated on a registry — watch container tags, validate config, or run diun as a long-lived service.

- Skill: `javimosch/diun` (Agent Skill)
- Install (CLI): `npx skillmds@latest add javimosch/diun`
- Raw SKILL.md: https://api.skillmd.com/api/skills/javimosch/diun/raw
- Safety review: PASS (external: skill-scanner PASS, skillspector CAUTION)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: DevOps & Infra
- Author: javimosch (https://skillmd.com/u/javimosch)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/javimosch/diun

---


# diun Plugin

Docker Image Update Notifier. Monitors container registries and alerts when tracked images have new tags or digests. Supports Slack, email, Telegram, webhooks, and many other channels.

## Installation

```bash
# Docker (recommended)
docker run -d --name diun \
  -v /var/run/docker.sock:/var/run/docker.sock \
  -v ./diun.yml:/diun.yml:ro \
  crazymax/diun

# Standalone binary from GitHub releases
# https://github.com/crazy-max/diun/releases/latest
```

## Basic Usage

```bash
# Validate configuration
diun check-config --config diun.yml

# Start watching registries
diun serve --config diun.yml

# Dry run without sending notifications
diun serve --config diun.yml --no-notif
```

## Configuration

Create `diun.yml` with watched images and notification providers. See the [official docs](https://crazymax.dev/diun/) for provider-specific settings.

## Usage Examples

- "Notify me when nginx:latest gets a new digest"
- "Validate my diun config before deploying"
- "Watch Docker Hub tags for my base images"

## SuperCLI

```bash
sc diun self check-config --config diun.yml
sc diun self serve --config diun.yml
sc plugins learn diun
```