Ports & Networking
Localhost ports and networking: common dev ports (80, 8080, 3000, 5173, 4321, 4173), Vite/Astro preview, port conflicts, and loopback troubleshooting.
- Localhost Ports Explained: 80, 8080, 3000, 5173, 4321, 4173 · Ports & Networking — What is http://localhost:80, localhost:4173, localhost:4321, or localhost:8080? A port-by-port guide to common local services — Vite, Astro, Next.js, MongoDB, Redis, and more.
- Troubleshooting localhost Port Conflicts · Ports & Networking — Resolving issues with ports like localhost 80, 443, 3000, 5173 being occupied, preventing Apache, Vite, and Next.js from starting.