Hi everyone.
I want to write a widget that modify panel property when satisfy some condition.
I need api and documentation of plasma 5 and kf5.
for example api of org.kde.taskmanager and etc
I googled for it but nothing found.
Thanks in advance.

Hi,
Try to search here: https://techbase.kde.org/
This is KDE TechBase Wiki orientated to KDE Plasma and KDE Apps development

Thanks for your reply.
I searched in techbase.kde site but for example documentation or api of org.kde.taskmanager is not there.

kde-devel / KDE Developer Documentation Support update: https://marc.info/?l=kde-devel&m=155369187622657&w=2