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Base64 Image/PDF panel

Grafana 8 Base64 Image Language grade: JavaScript CI codecov


The Base64 Image/PDF Panel is a plugin for Grafana that displays raw and Base64 encoded files in PNG, JPG, GIF, and PDF formats.


Demo is available on


  • Grafana 8.0 is required for version 2.X.
  • Grafana 7.1+ is required for version 1.X.

Getting Started

Base64 Image/PDF panel can be installed from the Grafana Marketplace or use the grafana-cli tool to install from the command line:

grafana-cli plugins install volkovlabs-image-panel

Grafana Marketplace


  • The returned value can contain base64 with or without definition (data:image/jpg;base64,XXX or data:application/pdf;base64,XXX).
  • The file type is determined automatically based on the first Base64 symbol if definition is not provided.
  • If the data source returns more than one field with type string, you can select the Field Name in the panel's display options.
  • If the data source returns multiple rows, the panel will display the image from the last row.
  • Image height and width can be auto-adjusted to panel's size, kept original or customized base on the field's value or display's panel options.
  • Allows to add URL with title to navigate to other dashboard when clicking on the image.