@makcan@ieji.de
And different projects benefit from each other's Free software contributions to the underlying stack.
So yes some of the projects that do not use phosh also benefit from purism work, as we do from theirs.
This is an example, the display driver for the pinephone pro display that was recently mainlined:
https://patchwork.freedesktop.org/patch/516527/
Check the header section under:
"SPDX-License-Identifier: GPL-2.0"
You will find a reference to purism there.