Below list of Linux cheat sheets can be used by everybody who administer Linux operating system including beginners/newbies and bearded gurus.
PDF | Command Line Interface (CLI), Security, Networking
- Unix/Linux Command Reference by fosswire.com
- THE ONE PAGE LINUX MANUAL (A summary of useful Linux commands)
LINUX System Call Quick Reference- LINUX Admin Quick Reference
- Linux quick reference card
- Linux Shell quick reference guide
- Linux Security Quick Reference Guide
- tcpdump cheat sheet
- Wireshark display filters
- Netcat cheat sheet
HTML | CLI, Gnome/KDE
- DOS to Linux cheatsheet
- Unix toolbox
- Treebeard’s Unix cheat sheet
- Linux terminal shortcuts
Just Linux cheat sheet- Computerworld’s Linux cheat sheet
- Linux CLI reference for common operations
- Peter Lombardo’s Linux cheat sheet
- EZ Linux Cheat Sheet
- Gnome/KDE shortcuts
- Linux related reference sheets by suso.com
- Bonus: Linux/UNIX and Microsoft Cheat Sheet
HTML | Linux Distributions Cheat Sheets
HTML/PDF | vi, sed, awk
- Vi Cheat Sheet
- Vim Tips Cheat Sheet
- Awk, Nawk Cheat Sheet
- Sed Stream Editor Cheat Sheet
- Vi/Vim Cheat Sheets (Lessons)