An Open-Source file sharing software for Linux, macOS and Windows allowing you to send and receive files over available connections, and pause and resume transfer process even when an error is given
A "native-like" OS X, Windows, & Linux desktop app for Google Messages
Android Messages as a Cross-platform Desktop App
Mirror Android notifications on a Linux desktop
Install and run GNU/Linux on Android
AnLinux allow you to run Linux on Android without root access.
Anbox is a container-based approach to boot a full Android system on a regular GNU/Linux system
Joplin - an open source note taking and to-do application with synchronization capabilities for Windows, macOS, Linux, Android and iOS. Forum: https://discourse.joplinapp.org/