changedetection.io

Deploy changedetection.io on Kubernetes using the official dgtlmoon/changedetection.io container image. Monitor websites for changes with support for CSS/XPath selectors, visual comparisons, and notifications via email, webhooks, and more.

Key Features

• Website Monitoring — detect changes on any web page with configurable check intervals
• CSS/XPath Selectors — target specific page elements for precise change detection
• Browser Sidecar — optional Playwright/Chromium sidecar for JavaScript-rendered pages
• Notifications — email, webhook, Slack, Telegram, and many more notification channels
• REST API — programmatic access to watches and change history
• Persistence — SQLite database and page snapshots stored on persistent volume

Installation

HTTPS repository:

helm repo add helmforge https://repo.helmforge.dev
helm repo update
helm install changedetection helmforge/changedetection

OCI registry:

helm install changedetection oci://ghcr.io/helmforgedev/helm/changedetection

Basic Example

# values.yaml
changedetection:
  baseUrl: 'https://changes.example.com'

browser:
  enabled: true

persistence:
  enabled: true
  size: 10Gi

ingress:
  enabled: true
  ingressClassName: traefik
  hosts:
    - host: changes.example.com
      paths:
        - path: /
          pathType: Prefix

Key Values

Key	Default	Description
changedetection.baseUrl	""	Public base URL of the instance
changedetection.fetchWorkers	10	Number of concurrent fetch workers
browser.enabled	false	Enable Playwright browser sidecar
persistence.enabled	true	Enable persistent storage
persistence.size	10Gi	PVC size
ingress.enabled	false	Enable ingress

More Information

• changedetection.io documentation
• Source code