Working in an environment with license restrictions is always a bit challenging. Recently while migrating a larger code base I encountered the following error message 1 Package gawk cannot be installed into the image because it has incompatible license(s): GPL-3.0 hummmm, where is that actually coming from? - a quick grep through my image recipes didn't reveal anything, so it has to be something pulled in by one of the packages or even further down the line. All the package data is available in a human readable format within your workspace, still it's hard to track the relations for the above mentioned issues... So I decided to write a small script which turns this into small and way better understandable trees in the console... Et voila, I present to you dot2tree , a small script which can turn different bitbake related sources into tree printouts in your console. Let's give it a try with the above shown error. As we all know, bitbake/poky creates an image manifest,