Resolve Next.js Port Conflicts with Portless

What port is your Next.js app running on right now? If you had to think for even a second — this tool is for you. Say goodbye to localhost:3000 chaos 👋 If you've ever dealt with: ❌ Port collisions (EADDRINUSE errors at 9am) ❌ Forgetting which service runs on which port ❌ Messy URLs like :5173, :8080, :3001 scattered across tabs ❌ AI tools like Cursor guessing the wrong endpoint …this one's for you. 🚀 Meet Portless → https://port1355.dev/ It replaces port-based URLs with clean, stable .localhost names — for both humans and AI agents. Instead of: ❌ next dev → http://localhost:3000 You get: ✅ portless myapp next dev → https://myapp.localhost One line change in your package.json. That's it. ⸻ 💡 Why it's a game-changer: ✨ Zero port conflicts — smart reverse proxy, auto-assigned ports under the hood. Works with Next.js, Vite, Express, Nuxt, Astro and more 🔒 Instant HTTPS — one-time cert setup, no more browser security warnings 🌿 Git Worktree Magic (my personal favorite) — branch-based URLs, automatically: 👉 fix-ui.myapp.localhost No config. Just works. 🏗️ Microservices-friendly — structure local apps like production: 👉 api.myapp.localhost 👉 docs.myapp.localhost 🤖 AI-friendly — stable, predictable URLs mean fewer wrong endpoint guesses from your AI coding tools ⸻ ⚡ My take: Portless doesn't introduce something fundamentally new. It removes a friction every developer silently suffers from every single day. If you're working with React, Node, Next.js, multiple services, or AI-assisted coding, this is absolutely worth trying. 👉 https://port1355.dev/ #softwareengineering #webdevelopment #developerexperience #reactjs #nodejs #ai

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