https://github.com/mifi/lossless-cut https://github.com/mifi/lossless-cut is another great ffmpeg-based tool. For me it is a starting point for blocking videos

https://github.com/mifi/lossless-cut https://github.com/mifi/lossless-cut is another great ffmpeg-based tool. For me it is a starting point for blocking videos out of fragments. It works immediately and has nice UI (not just "enter time into integer fields").