Principles and order of operations for sound post on a narrated documentary, radio documentary, podcast feature or archival film: audio-first ("radio cut") editing, the four-stem model (dialogue / live / music / ambience), the density ceiling, when to use silence, and which OpenDubStage skill and tool to open next.
Install
npx skills add gothicpixie/opendubstage --skill documentary-sound-designnpx skills add gothicpixie/opendubstage --skill documentary-sound-design -a claude-code -gnpx skills add gothicpixie/opendubstage --skill documentary-sound-design -a codex -ggemini skills install https://github.com/gothicpixie/opendubstage.git --path skills/documentary-sound-designgh skill install gothicpixie/opendubstage documentary-sound-designgit clone --depth 1 https://github.com/gothicpixie/opendubstage /tmp/gothicpixie__opendubstage
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/gothicpixie__opendubstage/skills/documentary-sound-design ~/.claude/skills/documentary-sound-design # Claude Code
cp -R /tmp/gothicpixie__opendubstage/skills/documentary-sound-design ~/.agents/skills/documentary-sound-design # Codex, Cursor, Gemini CLI, Copilot, OpenCode