These days of coronavirus where a lot of people work from home the number of teleconferences per unit of time has skyrocketed. Most of us are forced to use video conferencing software of dubious privacy practices without having much say in the choice, but that is a story for another day. If you are like me and do not have an external webcam to plug into your PC, don’t run off to the store just yet. There are solutions to make your Android smartphone act as a webcam that work really well. One of them is droidcam from Dev47Apps, which works even if you don’t have Google Services installed. This post quickly discusses how to set this up on your Linux PC using both wifi and ADB.