Private messenger for Windows, Mac, and Linux
Cross-Platform Passwords & Secrets Vault
A Desktop App for YouTube Music
Google launcher-style implementation of switch (enable/disable) icon
WordPress.com for Desktop
The Mullvad VPN client app for desktop and mobile
Wrapper of syncthing for Android
The ownCloud Android App
Android reverse engineering & automation framework
Outline clients, developed by Jigsaw
An open-source remote desktop, and alternative to TeamViewer
Open source note taking and to-do app with synchronization
Desktop/Android/HTML5/iOS Java game development framework
An ebook reader application supporting PDF, DjVu, EPUB, FB2, etc.
Cross platform (lin/win/mac) geographical information system (GIS)
An open source RDP server
FreeRDP is a free remote desktop protocol library and clients
Powerful rich text editor framework with a modular architecture
Full fledged GUI integration for the Android screen mirroring system
A smart Ethernet switch for Earth
A desktop debugging platform for mobile developers
Appium Server in Desktop GUIs for Mac, Windows, and Linux
Open source HTML5 game framework that offers WebGL and Canvas
Better screen mirroring for Android devices
AnLinux allow you to run Linux on Android without root access