ncdu

Analyze and visualize Linux filesystem disk usage with ncdu.

6|1|Updated Feb 16, 2026
One-click install
npx skills add https://github.com/L3DigitalNet/Claude-Code-Plugins --skill ncdu
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: ncdu
Source: https://github.com/L3DigitalNet/Claude-Code-Plugins/tree/main/plugins/linux-sysadmin/skills/ncdu
Command: npx skills add https://github.com/L3DigitalNet/Claude-Code-Plugins --skill ncdu

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you identify what's consuming disk space on your system, allowing you to free up storage by locating and managing large files and directories.

Core Features & Use Cases

  • Interactive Disk Usage Analysis: Provides a ncurses-based interface to browse directory sizes.
  • Identify Space Hogs: Quickly pinpoint large files and directories that are taking up the most space.
  • Cleanup Assistance: Facilitates informed decisions about what can be deleted or archived.
  • Use Case: When your server's disk is full, use this Skill to interactively explore the filesystem and find the largest directories or files to clean up.

Quick Start

Run ncdu in your current directory to see a breakdown of disk usage.

Frequently Asked Questions about ncdu

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I find large files consuming disk space on a Linux server?

To find large files consuming disk space on a Linux server, use the ncdu command-line utility to interactively browse directory sizes and pinpoint space hogs. It provides an ncurses interface for easy navigation and cleanup.

Can I scan a specific path for disk usage while excluding certain directories?

Yes, you can scan a specific path for disk usage while excluding certain directories. The ncdu tool supports scanning specific paths and provides options to exclude specific directories from the analysis.

How do I export Linux disk usage analysis results to a file?

To export Linux disk usage analysis results to a file, use ncdu to scan the filesystem and export the scan results to JSON format. This allows you to save the output for later review or automated storage management tasks.

What is the best way to interactively explore disk usage in a Linux filesystem?

The best way to interactively explore disk usage in a Linux filesystem is using ncdu, which provides an ncurses-based interface. This allows you to visually browse directory sizes and manage storage directly from the command line.

Does ncdu require a graphical interface to manage Linux storage?

No, ncdu does not require a graphical interface to manage Linux storage. It is a command-line utility that uses an ncurses-based interface, making it ideal for server administration and storage management tasks without a desktop environment.