explaingit

0x0elliot/port-scanner

Analysis updated 2026-08-06 · repo last pushed 2020-11-28

2PythonAudience · vibe coderComplexity · 2/5DormantSetup · easy

TLDR

A simple Python command-line tool that checks whether a single network port on a given computer or server is open and reachable. You provide an IP address and port number, and it reports if the connection succeeded.

Mindmap

mindmap
  root((repo))
    What it does
      Checks single port
      Reports open or closed
      Command line tool
    Tech stack
      Python
      Sockets
      CLI
    Use cases
      Test if service is up
      Learn networking basics
      Python practice
    Audience
      Networking beginners
      Hobbyists
      Python learners
    Limitations
      Single target only
      No range scanning
      Minimal docs

Code map

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filefunction / class

What do people build with it?

USE CASE 1

Check if a specific service like a web server is reachable on a particular port.

USE CASE 2

Learn how network connections work by reading and running a simple Python script.

USE CASE 3

Test whether port 1337 is open on a server you are curious about.

What is it built with?

Python

How does it compare?

0x0elliot/port-scanner0-bingwu-0/live-interpreter010zx00x1/faresnipe
Stars222
LanguagePythonPythonPython
Last pushed2020-11-28
MaintenanceDormant
Setup difficultyeasymoderateeasy
Complexity2/52/52/5
Audiencevibe codergeneralgeneral

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

Only requires Python installed, no external dependencies or configuration needed.

No license information is provided in the README, so usage rights are unclear.

In plain English

This project is a simple port scanner built in Python. It lets you check whether a specific network port on a given computer or server is open and reachable. You run it from a command line by providing an IP address and a port number. The tool then attempts to connect to that port and reports back whether the connection succeeded. It is a basic, single-target checker rather than a full network mapper that scans ranges of addresses automatically. Someone learning about networking or a hobbyist exploring how systems communicate might use this to test if a particular service is available on a machine, for example, checking if port 1337 is open on a server you are curious about. It could also serve as a small educational example for someone learning Python who wants to see how network connections work in practice. The README is minimal and does not go into detail about advanced features, scanning ranges of ports, or handling multiple targets. It is presented as an open-source project inviting contributions, with a straightforward design focused on doing one thing: checking a single port on a single address.

Copy-paste prompts

Prompt 1
Write a Python script that takes an IP address and port number from the command line and reports whether that port is open or closed.
Prompt 2
Extend this port scanner to accept a range of ports like 1-1000 and report which ones are open.
Prompt 3
Show me how to turn this single-port checker into a function I can import and reuse in other Python projects.
Prompt 4
Add a timeout feature to this port scanner so it doesn't hang if the target is unreachable.

Frequently asked questions

What is port-scanner?

A simple Python command-line tool that checks whether a single network port on a given computer or server is open and reachable. You provide an IP address and port number, and it reports if the connection succeeded.

What language is port-scanner written in?

Mainly Python. The stack also includes Python.

Is port-scanner actively maintained?

Dormant — no commits in 2+ years (last push 2020-11-28).

What license does port-scanner use?

No license information is provided in the README, so usage rights are unclear.

How hard is port-scanner to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is port-scanner for?

Mainly vibe coder.

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