(more to add later)
Since HTTP links change frequently, there are no direct links included in the list below.
All apps will be easily found if searched on google play or google lucky.
Here is the list (all of them free):
This is a common nightmare in android. The licenses have the same filenames, so you can’t include them all; but if you exclude them some people could claim that you violate the agreements by doing so.
Here is a good list as a default one for your .gitignore file.
*.iml .gradle /local.properties /.idea/workspace.xml /.idea/libraries .DS_Store /build /captures .externalNativeBuild
Direct links to the free seminars: