Command-line tools: N

• n

  Node version management

• n8n-mcp

  MCP for Claude Desktop, Claude Code, Windsurf, Cursor to build n8n workflows

• naabu

  Fast port scanner

• naga-cli

  Shader translation command-line tool

• nak

  CLI for doing all things nostr

• nano

  Free (GNU) replacement for the Pico text editor

• nanobind

  Tiny and efficient C++/Python bindings

• nanopb

  C library for encoding and decoding Protocol Buffer messages

• nanorc

  Improved Nano Syntax Highlighting Files

• nasm

  Netwide Assembler (NASM) is an 80x86 assembler

• nats-server

  Lightweight cloud messaging system

• navi

  Interactive cheatsheet tool for the command-line

• navidrome

  Modern Music Server and Streamer compatible with Subsonic/Airsonic

• nb

  Command-line and local web note-taking, bookmarking, and archiving

• nbdime

  Jupyter Notebook Diff and Merge tools

• nbping

  Ping Tool in Rust with Real-Time Data and Visualizations

• nbsdgames

  Text-based modern games

• ncdu

  NCurses Disk Usage

• ncftp

  FTP client with an advanced user interface

• ncmdump

  Convert Netease Cloud Music ncm files to mp3/flac files

• ncmpcpp

  Ncurses-based client for the Music Player Daemon

• ncnn

  High-performance neural network inference framework

• nco

  Command-line operators for netCDF and HDF files

• ncspot

  Cross-platform ncurses Spotify client written in Rust

• ncurses

  Text-based UI library

• nebula

  Scalable overlay networking tool for connecting computers anywhere

• needle

  Compile-time safe Swift dependency injection framework with real code

• neo4j

  Robust (fully ACID) transactional property graph database

• neo4j-mcp

  Neo4j official Model Context Protocol server for AI tools

• neocmakelsp

  Another cmake lsp

• neomutt

  E-mail reader with support for Notmuch, NNTP and much more

• neon

  HTTP and WebDAV client library with a C interface

• neonctl

  Neon CLI tool

• neovide

  No Nonsense Neovim Client in Rust

• neovim

  Ambitious Vim-fork focused on extensibility and agility

• neovim-qt

  Neovim GUI, in Qt

• neovim-remote

  Control nvim processes using `nvr` command-line tool

• nerdctl

  ContaiNERD CTL - Docker-compatible CLI for containerd

• nerdfetch

  POSIX *nix fetch script using Nerdfonts

• nest

  Neural Simulation Tool (NEST) with Python3 bindings (PyNEST)

• net-snmp

  Implements SNMP v1, v2c, and v3, using IPv4 and IPv6

• net-tools

  Linux networking base tools

• netcat

  Utility for managing network connections

• netcdf

  Libraries and data formats for array-oriented scientific data

• netcdf-fortran

  Fortran libraries and utilities for NetCDF

• netdata

  Diagnose infrastructure problems with metrics, visualizations & alarms

• nethack

  Single-player roguelike video game

• nethogs

  Net top tool grouping bandwidth per process

• netlify-cli

  Netlify command-line tool

• netpbm

  Image manipulation

• netscanner

  Network scanner with features like WiFi scanning, packetdump and more

• netshow

  Interactive network connection monitor with friendly service names

• nettle

  Low-level cryptographic library

• netwatch

  Cross-platform realtime network diagnostics TUI

• network-doctor

  Network troubleshooting TUI

• networkit

  Performance toolkit for large-scale network analysis

• newman

  Command-line collection runner for Postman

• newrelic-cli

  Command-line interface for New Relic

• newrelic-infra-agent

  New Relic infrastructure agent

• newsboat

  RSS/Atom feed reader for text terminals

• newt

  Library for color text mode, widget based user interfaces

• nextdns

  CLI for NextDNS's DNS-over-HTTPS (DoH)

• nextflow

  Reproducible scientific workflows

• nexttrace

  Open source visual route tracking CLI tool

• nexus

  Repository manager for binary software components

• nfpm

  Simple deb and rpm packager

• nghttp2

  HTTP/2 C Library

• nginx

  HTTP(S) server and reverse proxy, and IMAP/POP3 proxy server

• ngrep

  Network grep

• ngspice

  Spice circuit simulator

• ni

  Selects the right Node package manager based on lockfiles

• nicotine-plus

  Graphical client for the Soulseek peer-to-peer network

• nifi

  Easy to use, powerful, and reliable system to process and distribute data

• nikto

  Web server scanner

• nim

  Statically typed compiled systems programming language

• ninja

  Small build system for use with gyp or CMake

• nip4

  Image processing spreadsheet

• nixfmt

  Command-line tool to format Nix language code

• nixpacks

  App source + Nix packages + Docker = Image

• nkf

  Network Kanji code conversion Filter (NKF)

• nload

  Realtime console network usage monitor

• nlohmann-json

  JSON for modern C++

• nlopt

  Free/open-source library for nonlinear optimization

• nmap

  Port scanning utility for large networks

• nmrpflash

  Netgear Unbrick Utility

• nnn

  Tiny, lightning fast, feature-packed file manager

• node

  Open-source, cross-platform JavaScript runtime environment

• node_exporter

  Prometheus exporter for machine metrics

• node-build

  Install NodeJS versions

• node-red

  Low-code programming for event-driven applications

• node-sass

  JavaScript implementation of a Sass compiler

• node@24

  Open-source, cross-platform JavaScript runtime environment

• nodebrew

  Node.js version manager

• nodeenv

  Node.js virtual environment builder

• nodenv

  Node.js version manager

• noir

  Attack surface detector that identifies endpoints by static analysis

• nom

  RSS reader for the terminal

• nono

  Capability-based sandbox shell for AI agents with OS-enforced isolation

• notcurses

  Blingful character graphics/TUI library

• noti

  Trigger notifications when a process completes

• notmuch

  Thread-based email index, search, and tagging

• nowplaying-cli

  Retrieves currently playing media, and simulates media actions

• nox

  Flexible test automation for Python

• npm-check-updates

  Find newer versions of dependencies than what your package.json allows

• npq

  Audit npm packages before you install them

• npth

  New GNU portable threads library

• nsnake

  Classic snake game with textual interface

• nspr

  Platform-neutral API for system-level and libc-like functions

• nss

  Libraries for security-enabled client and server applications

• ntfy

  Send push notifications to your phone or desktop via PUT/POST

• ntopng

  Next generation version of the original ntop

• ntp

  Network Time Protocol (NTP) Distribution

• nuclei

  HTTP/DNS scanner configurable via YAML templates

• nudoku

  Ncurses based sudoku game

• nuget

  Package manager for Microsoft development platform including .NET

• nuitka

  Python compiler written in Python

• nullclaw

  Tiny autonomous AI assistant infrastructure written in Zig

• numbat

  Statically typed programming language for scientific computations

• numpy

  Package for scientific computing with Python

• nushell

  Modern shell for the GitHub era

• nut

  Network UPS Tools: Support for various power devices

• nvc

  VHDL compiler and simulator

• nvm

  Manage multiple Node.js versions

• nx

  Smart, Fast and Extensible Build System

• nyancat

  Renders an animated, color, ANSI-text loop of the Poptart Cat

• nzbget

  Binary newsgrabber for nzb files

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