Well, [Austiwawa] just finished making a pretty awesome Airsoft gun turret, and decided to make a video tutorial on how he made it. Following along the build only takes about 5 minutes of your ...

This open source sentry gun controller board builds on a great ... year which used the shield version of the controller. That build used a servo-mounted paintball gun in conjunction with a webcam.

The A/MG-43 Machine Gun Sentry in Helldivers 2 is a nice option for players without access to the other sentry turret options and provides the ability to help thin out hordes of enemies.