Over the Wall - Science Online
Mobile app for creating and maintaining long-term positive habits
DivKit is an open source Server-Driven UI (SDUI) framework
This is an open-source, mobile, cross-platform application
https://blackhole-apk.com/
Bringing intranet on the internet with Zero-Config Mesh VPNS.
Cross-platform app development framework for Java & Kotlin developers.
Open-source tracking and safe-driving mobile application