Webcamoid - Webcamoid is a full featured webcam capture application.
SimpleScreenRecorder - SimpleScreenRecorder is a Linux screen recorder that supports X11 and OpenGL.
Cheese - Cheese uses your webcam to take photos and videos, applies fancy special effects and lets you share...
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
UniCam - A cross-platform open-source webcam viewer.
Camtasia - Camtasia 2018 makes it easy to record your screen and create polished, professional-looking videos.