Chart annotations

Annotations allow you to mark specific dates in your web performance charts.

For example, you could add an annotation when:

  • a new release is deployed
  • a new image was added to your homepage
  • your CDN adds support for a new image format

Annotation markers in performance timeline

How to add a chart annotation

  1. Click Show annotation in the sidebar while viewing a monitored page

Show chart annotations checkbox

  1. Click Add annotation
  2. Enter the name of the annotation in the Title field
  3. Click Create

Edit annotation UI

Now the new annotation has been created.

Annotation has been created

Is it possible to apply annotations only to specific pages?

Please contact support if you're interested in this feature.

Still need help? Contact for support.
DebugBear is a website monitoring tool built for front-end teams. Track performance metrics and Lighthouse scores in CI and production. Learn more.