To be up-front, this is a vibe-coded project. I have been developing a large number of personal tools that I have had in my backlog for years, finally realized by vibe coding. That said, I have been a developer for somewhere around 20 years.
This is a simple Vite/React app with a tiny Node.js proxy for authenticating with Plex (and other media servers). Run the docker image on the same network as your Plex media server, load up the currently playing video file, and make your clip.
Here's a tiny video of it: https://x.com/TechSquidTV/status/2043886838658552136