Webcamoid is a full featured and multiplatform webcam suite.

Features:
* Cross-platform (GNU/Linux, Mac, Windows)
* Take pictures and record videos with the webcam.
* Manages multiple webcams.
* Written in C++ and Qt.
* Custom controls for each webcam.
* Add funny effects to the webcam.
* +60 effects available.
* Translated to many languages.
* Use custom network and local files as capture devices.
* Capture from desktop.
* Many recording formats.
* Virtual webcam support for feeding other programs.

WWW: https://webcamoid.github.io