ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Airfoil - This software is from the Rogue Amoeba company, built to run on Mac and Windows platforms. It’s an audio-based software that allows the computers sound to play over a network device. Read more about Airfoil.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
SoundWire - SoundWire does audio mirroring (audio cast). You can use any music player on your PC or laptop like Spotify, YouTube, or iTunes and stream low-latency live sound over WiFi directly to your Android device.
LightShot - The fastest way to take a customizable screenshot.
AudioRelay - Listen to your PC audio, use your phone as a mic or stream audio from your phone