KDE Connect!

AirDroid allows you to access and manage your Android phone or tablet from Windows, Mac or the web, wirelessly, for free.

To sum it up, you can:

AirMore is a cross-platform tool to access mobile devices wirelessly over the web. It can transfer Android and iOS device files to PC and vice versa.

With QRemoteControl installed on your Smartphone you can easily control your computer via WiFi. By using the touchpad of your Phone you can for example open the internet browser and navigate to the pages you want to visit, use the music player or your media center without being next to your PC or laptop. Summurazing QRemoteControl allows you to do almost everything you would be able to do with a mouse and a keyboard, but also from a greater distance. To make these replacements possible QRemoteControl offers you a touchpad, a keyboard, multimedia keys and buttons for starting applications. Even powering on the computer via Wake On Lan is supported by this app. »

With Mobizen you can control your Android device using a web browser, both via USB both via WiFi.

Free open source push notifications

Feem sends files instantly from one device to another without passing through the Internet. Using wifi

Soduto for macOS allows your computer to communicate and share information with other devices: Android, Linux or other Macs. Want to copy-paste content across your devices? Browse remote files? Send SMS straight from the desktop? Or maybe simply share a link? All of this and more is possible with Soduto - securely and effortlessly!

Nuntius delivers notifications from your phone or tablet to your computer over Bluetooth.

ControlPC transform your iPhone or iPad into a simple, easy-to-use, remote control.Now you can quickly control the following players on your PC directly from your iPhone or iPad:- Netflix- Youtube- VLC- Windows media player - many other players

DeskCon integrates your Android Device in the Desktop. Receive Notifications, Files and Commands from your mobile Device on your Desktop PC. The Data is send over a secure TLS Connection. The Connection is encrypted and authenticated with self-signed Certificates (RSA-2048 PK).

QPush is a free service that lets you easily push text and links from PC to iPhone. No need to send emails to yourself or wait for Evernote to sync anymore!

LinConnect is a project to mirror all Android notifications on a Linux desktop using LibNotify.

This application allows you to control media playback of VLC Media Player from your mobile device.