---
title: "Discussion on \"How To Build a CLI Tool To Show Ports Available | Rust\" | Hashnode"
description: "Discussion on \"How To Build a CLI Tool To Show Ports Available | Rust\". Sometimes, when I'm writing a web application or installing one, I find that is not possible to start it up because the port that is supposed to use is used by other applications.\nSo, that is the reason I want to create a program that shows me if a p..."
url: "https://hashnode.com/posts/how-to-build-a-cli-tool-to-show-ports-available-rust/652d3474dc0e5ec773e9276e"
---

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# [How To Build a CLI Tool To Show Ports Available | Rust](https://carlosmv.hashnode.dev/how-to-build-a-cli-tool-to-show-ports-available-rust?utm_source=hashnode&utm_medium=feed)

Sometimes, when I'm writing a web application or installing one, I find that is not possible to start it up because the port that is supposed to use is used by other applications. So, that is the reason I want to create a program that shows me if a p...

Oct 16, 2023 · 4 min read · carlosmv.hashnode.dev  
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-   [#rust](https://hashnode.com/tag/rust)
-   [#clap](https://hashnode.com/tag/clap)
-   [#cli](https://hashnode.com/tag/cli)
-   [#port-scanner](https://hashnode.com/tag/port-scanner)

## Written by

[Carlos Armando Marcano Vargas](https://hashnode.com/@Carlos27)

@Carlos27 · Maturín, Venezuela

  
[View profile](https://hashnode.com/@Carlos27)

Backend developer

I am a backend developer from Venezuela. I enjoy writing tutorials for open source projects I using and find interesting. Mostly I write tutorials about Python, Go, and Rust.

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