cmux-markdown

Use this skill to display markdown files in a dedicated panel with rich formatting and live file watching. The panel automatically re-renders when the file changes on disk. This works with: If the file is deleted, the panel shows a "file unavailable" state. During atomic replace, the panel attempts automatic reconnection within its short retry window. If the file returns later, close and reopen the panel. Write your plan to a file, then open it: The panel live-reloads, so simply overwrite the file as work progresses: Add this to your project's AGENTS.md to instruct coding agents to use the markdown viewer: The markdown panel renders: Supports both light and dark mode. - Write your plan or notes to a .md file. - Open it in a markdown panel.