https://www.documentfoundation.org/certified-developers/
LibreOffice Certified Developers — The Document Foundation
List of certified LibreOffice developers with their affiliations.
the document foundationcertified developerslibreoffice
https://android-developers.googleblog.com/2025/08/elevating-android-security.html
Android Developers Blog: A new layer of security for certified Android devices
Starting in 2026 and in select countries first, Android apps must be registered to a verified developer in order to be installed.
android developers blogcertified devicesnewlayersecurity