STILLWORKS

Portero

Know exactly what's running on every port of your Mac

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Developer tools Product Hunt Launched Jul 14, 2026 by C3B ctresb View original post ↗

Shows exactly what's running on every port of your Mac.

Potential upside

  • 'What's on port 3000' is a daily developer question deserving a proper UI
  • Beats memorizing lsof incantations

Worth watching

  • A polished wrapper around information the terminal already gives

A first look, not a review — this product just launched and has no user history yet. We flag what looks promising and what to check before you rely on it.

Who it's for

Developers who kill processes by port number weekly.

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