ffcast
FFcast has almost nothing to do with FFmpeg or screencast
FFcast helps the user interactively select a screen region and hands over the geometry to an external command, such as FFmpeg, to record a screencast, or take a screenshot, among other things.
There is no official package available for openSUSE Leap 15.5Distributions
openSUSE Tumbleweed
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.