# Nmap

8 Hacker News commenters recommended Nmap and 2 criticized it, November 2025 to November 2026. It was recommended in 5 of 13 months.

**Verdict:** Free network scanner people use to quickly map machines on a network and see what they run.

## Why people recommend it

- Quick network scanning and mapping (2 comments): "a simple script to basically nmap your network provides the same functionality" ([source](https://news.ycombinator.com/item?id=46407109)) "Rootless nmap scan of a /24 in under 10 seconds" ([source](https://news.ycombinator.com/item?id=46736516))

## Cite as

Hacker Approved, "Nmap", https://hackerapproved.com/p/nmap/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).