Linux has several high-quality video editors. You'll find some pro-level and some built for consumers. The best-in-class goes to DaVinci Resolve. I've been filming and editing videos for a long time.

How to use Openshot video editor - Complete Tutorial OpenShot Video Editor is a free and open-source video editor for Linux, macOS, and Windows and dates back to 2008, so it’s been around for a long ...