It's FOSS - https://itsfoss.com/losslesscut-video-cutter/
Brief: If you want a no-nonsense tool that just lets you cut parts of your videos, give LosslessCut a try. It’s an effortless video splitter for Linux.
There are a number of video editors available for Linux. You can use them for professional video editing. Some of those tools are also used for editing Hollywood movies.
But as a regular desktop Linux user, you might not need a feature-rich video editor. Because the more features an editor has, the more complex it becomes.
When all you gotta do is a few cuts here and there and trimming out the shaky