tvCams allows you to set up an overview with all webcams you are interested in. If you follow a security aspect you can also add streams of your local webcams at home.
To make it more convenient you can add webcams by entering a shortcode or using the wizard supporting a huge amount of cam models.
Currently this apps only support static webcams as well as MJPEG streams.
HINT: Long-press a camera for more options.
To check if your camera is supported go to https://bp.la/tvcams/check