This plugin assists in managing and monitoring the Klipper 3D printer firmware.
Search for "Klipper" in OctoPrints Plugin Manager.
or install manually using this URL / zip:
https://github.com/mmone/OctoPrintKlipper/archive/master.zip
OctoPrint will inform you when a new version of this plugin becomes available.
Click on the wrench icon in the titlebar to open OctoPrints settings dialog. Select "OctoKlipper" at the bottom of the settings dialog.
Also for the moment this plugin does what I wanted it to do, it is far from finished, pull requests are welcome. If you want to get started, the OctoPrint Plugin API is quite well documented here: docs.octoprint.org/en/master/plugins.