iTunes Remote - Remotely control iTunes on Mac without Internet 📱🎶
Unified Remote - Unified Remote is a software app available for iPhone, Android, and Windows Phone mobile operating systems. It's designed to turn your smartphone into a universal remote. Read more about Unified Remote.
VLC Remote - Complete control of VLC from your iPhone, Android, iPad, or Web OS device. From standard controls, to the ability to browse your entire computer.
AirMirror - With AirDroid Personal, you can remotely control and access your Android devices from a PC. It works on all Android devices, without rooting.
KDE Connect - Integrate Android with the KDE Desktop
Remote by Rewatch - The slide remote that works from anywhere.