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The Localhost Sharing Tool You Haven't Heard Of

Sher generates instant preview URLs for local dev projects without the ngrok complexity.

March 29, 2026

The Localhost Sharing Tool You Haven't Heard Of

You haven't heard of Sher, but it solves a problem you hit constantly: sharing localhost previews with clients or teammates.

Every developer has been there. You're working on a feature locally — Vite dev server running on port 3000, everything working perfectly. The client wants to see progress, or your teammate needs to review the UI. Your options are:

  1. Deploy to Vercel (overkill for a quick preview)
  2. Push to GitHub and wait for preview deployments (slow)
  3. Set up ngrok tunneling (complex, often breaks)
  4. Take screenshots (static, useless for interaction)

Just Works

Sher generates instant preview URLs for your local development server. One command, shareable link, done. Works with Vite, Next.js, Astro, and other popular frameworks.

No account creation, no tunnel configuration, no deployment pipelines. It's the unglamorous tool that saves 10 minutes every time you need to show work in progress.

Compare this to ngrok, which requires account setup, has connection limits on the free tier, and generates random URLs that expire. Or Vercel previews, which are powerful but overkill when you just need to show a client a button color.

Why It's Better Than Alternatives

Sher occupies the sweet spot between "too simple" (screenshots) and "too complex" (full deployment pipelines). It's specifically designed for the use case of sharing development work that isn't ready for production deployment.

The free tier is generous enough for individual developers. The tool is reliable enough for client demos. And it's simple enough that you'll actually use it instead of falling back to screenshots.

It's the kind of developer tool that flies under the radar because it's not flashy AI or blockchain or whatever's trending. But it solves a daily pain point that every frontend developer hits.

Try Sher