Linux Commands Reference - Complete Linux Command Guide

Source shorthand

7-Zip compression

Text processing tool

Search manual pages

Create archives

Create command alias

Schedule one-time task

Debian/Ubuntu package manager

Resume job in background

Bzip2 compression

Bzip2 decompression

Calculator

Concatenate and display files

Copy files or directories

Change directory

Cut out sections of lines

Compare two sorted files

Transfer data from/to server

Change file permissions

Change file owner

Change file group

Copy files to/from archives

Change login shell

Change user info

Clear screen

Display calendar

Manage cron jobs

Convert and copy files

Compare files line by line

Print kernel messages

Report disk space

Estimate file space usage

DNS lookup utility

Display/set date and time

Fedora package manager

Container management

Set environment variable

Display environment

Exit shell

Display text

Evaluate expressions

Determine file type

Resume job in foreground

Partition table manipulator

Check and repair filesystem

Display memory usage

File transfer protocol

Search for files

Return false

Search text patterns

Show user groups

Gzip compression

Gzip decompression

Add group

Delete group

Modify group

Version control

Output first part of files

Interactive process viewer

Show or set hostname

DNS lookup

Display help

Show command history

Report CPU and I/O stats

Configure network interface

Network configuration

Firewall management

Show user ID info

View info documentation

Join lines on common field

List active jobs

Query system journal

JSON processor

Send signals to processes

Kill processes by name

List directory contents

View file page by page

Create links

Display CPU information

Display memory information

List USB devices

List PCI devices

List block devices

Find files quickly

Show recent logins

Show all users last login

Show login name

List open files

Move or rename files

View file page by page (legacy)

Make directories

Mount file system

Create filesystem

Report processor stats

Network diagnostic tool

View manual pages

Build automation

Number lines of files

Run with modified scheduling

Run immune to hangups

Network statistics

Query DNS servers

Netcat networking utility

Network scanner

Node.js package manager

Print working directory

Change directory and save current

Return to saved directory

Merge lines of files

Report process status

Kill processes by pattern

Find process IDs by name

Display process tree

Test network connectivity

Change password

Print environment variable

Format and print

Python package installer

Remove files or directories

Remove empty directories

Reverse lines characterwise

Alter process priority

Remote file sync

Show/manipulate routing table

RAR compression

Reboot system

Display file status

Stream editor

Sort lines of files

Split files into pieces

Terminal multiplexer (legacy)

Synchronize cached writes

System activity reporter

Secure remote login

Secure copy files

Socket statistics

Secure file transfer

Generate SSH keys

Copy SSH public key to remote

Execute as superuser

Switch user

Set shell options

Execute script in current shell

Print sequence of numbers

Pause execution

System service management

Manage services (legacy)

Shutdown system

Create empty file or update timestamp

Output last part of files

Display directory tree

Translate characters

Concatenate and print reverse

Display Linux processes

Terminal multiplexer

Trace route to host

Remote login protocol

Display command type

Archive files

Time command execution

Run command with time limit

Output to screen and file

Return true

Report or omit repeated lines

Print system information

Show system uptime

Unmount file system

Set file mode mask

Update locate database

XZ decompression

Zip decompression

RAR decompression

Add user

Delete user

Modify user

Remove command alias

Delete variable

Report virtual memory stats

Count lines, words, bytes

Wait for process completion

Download files from web

Lookup domain information

Locate command

Locate binary/source/manual

Display one-line description

Show who is logged on

Show who is logged on

Show current user

Execute command periodically

XZ compression

Build commands from stdin

Output string repeatedly

RHEL/CentOS package manager

Zip compression