Cut/Storm is a self-hosted video editor for short clips. Drop a file or paste a URL, transcribe with Whisper locally, edit the transcript, style captions (karaoke, drag/resize), crop, trim, auto-remove silences, mix extra audio, export MP4 or GIF with burned-in subtitles. Runs as a single Docker container on Linux / macOS / Windows. No cloud, no account, no subscription. 13 fonts baked in. Open source, MIT.