Run multiple dev servers from different branches and even repos behind a single port.

# Terminal 1 — start the orchestrator (opens TUI)
mdp

# Terminal 2 — run your frontend dev server
mdp run -P 3000 -- npm run dev

# Terminal 3 — run your backend
mdp run -P 4000 -- go run ./cmd/server

# Open http://localhost:3000 — use the widget to switch branches

Documentation