Nir Lichtman

@UCAMu6Dso0ENoNm3sKpQsy0g - 89K subscribers

Deep dives into the inner workings of operating systems Contact: email address is my first name at lichtman dot org

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Comparing Simplest C Program to Assembly (x64)

Comparing Simplest C Program to Assembly (x64) Nir Lichtman

10K views - 1 month ago

5 Useful Windows Tricks for Power Users

5 Useful Windows Tricks for Power Users Nir Lichtman

6.2K views - 1 month ago

How Linux Kernel Starts Initial Process

How Linux Kernel Starts Initial Process Nir Lichtman

18K views - 1 month ago

Very Cool OpenBSD Security Feature

Very Cool OpenBSD Security Feature Nir Lichtman

19K views - 3 months ago

Making Modern Linux Boot Floppy

Making Modern Linux Boot Floppy Nir Lichtman

15K views - 4 months ago

Screwing Up Windows 2000 Solitaire

Screwing Up Windows 2000 Solitaire Nir Lichtman

12K views - 4 months ago

Drawing VGA Graphics with x86 Assembly

Drawing VGA Graphics with x86 Assembly Nir Lichtman

67K views - 5 months ago

Diving into C Compilation Steps

Diving into C Compilation Steps Nir Lichtman

18K views - 5 months ago

Making Linux Distro That Can Play Music

Making Linux Distro That Can Play Music Nir Lichtman

31K views - 6 months ago

Windows 1.01 Easter Egg

Windows 1.01 Easter Egg Nir Lichtman

7.6K views - 6 months ago

Booting Windows XP with Very Low RAM

Booting Windows XP with Very Low RAM Nir Lichtman

14K views - 7 months ago

Making Graphical Linux Distro from Scratch (Wayland)

Making Graphical Linux Distro from Scratch (Wayland) Nir Lichtman

92K views - 7 months ago

Making Simple BIOS From Scratch (x86)

Making Simple BIOS From Scratch (x86) Nir Lichtman

62K views - 10 months ago

How Windows Bootloader Starts the Kernel

How Windows Bootloader Starts the Kernel Nir Lichtman

37K views - 1 year ago

How Linux WINE Works Under the Hood

How Linux WINE Works Under the Hood Nir Lichtman

52K views - 1 year ago

Making Smallest Possible Linux Distro (x64)

Making Smallest Possible Linux Distro (x64) Nir Lichtman

391K views - 1 year ago

Quick Look at WinDbg (Windows Debugger)

Quick Look at WinDbg (Windows Debugger) Nir Lichtman

19K views - 1 year ago

Modifying x64 Machine Code by Hand

Modifying x64 Machine Code by Hand Nir Lichtman

12K views - 1 year ago

How Linux Kernel Runs Executables

How Linux Kernel Runs Executables Nir Lichtman

101K views - 1 year ago

Quick Look at OpenBSD

Quick Look at OpenBSD Nir Lichtman

41K views - 1 year ago

How Windows Kernel Draws Graphics

How Windows Kernel Draws Graphics Nir Lichtman

67K views - 1 year ago

How Linux Kernel Prints Text on Screen

How Linux Kernel Prints Text on Screen Nir Lichtman

91K views - 2 years ago

Screwing Up Linux Kernel VGA Driver

Screwing Up Linux Kernel VGA Driver Nir Lichtman

17K views - 2 years ago

Screwing Up Windows XP Pinball

Screwing Up Windows XP Pinball Nir Lichtman

15K views - 2 years ago

Exploring How Linux Boots with GDB

Exploring How Linux Boots with GDB Nir Lichtman

46K views - 2 years ago

How to Call Assembly Code from C

How to Call Assembly Code from C Nir Lichtman

40K views - 2 years ago

Diving into Windows Keyboard Driver

Diving into Windows Keyboard Driver Nir Lichtman

106K views - 2 years ago

What Happens If We Stack Overflow in Linux Kernel

What Happens If We Stack Overflow in Linux Kernel Nir Lichtman

31K views - 2 years ago

Drawing Graphics with C and Windows API is Easy

Drawing Graphics with C and Windows API is Easy Nir Lichtman

59K views - 2 years ago

Making Linux Distro with Buildroot

Making Linux Distro with Buildroot Nir Lichtman

80K views - 2 years ago

Making a Very Minimal Windows Executable in C

Making a Very Minimal Windows Executable in C Nir Lichtman

111K views - 2 years ago

Screwing Up Linux Kernel Keyboard Driver

Screwing Up Linux Kernel Keyboard Driver Nir Lichtman

35K views - 2 years ago

What Happens When Booting Linux with Low Memory

What Happens When Booting Linux with Low Memory Nir Lichtman

71K views - 2 years ago

How Windows API Works Under the Hood

How Windows API Works Under the Hood Nir Lichtman

32K views - 2 years ago

What Happens When Linux Runs Out of Memory?

What Happens When Linux Runs Out of Memory? Nir Lichtman

63K views - 2 years ago

30 Beginner Vim Commands in 7 Minutes

30 Beginner Vim Commands in 7 Minutes Nir Lichtman

27K views - 2 years ago

How does a USB keyboard talk with your computer?

How does a USB keyboard talk with your computer? Nir Lichtman

22K views - 2 years ago

Making Minimalist Web Server in C on Windows

Making Minimalist Web Server in C on Windows Nir Lichtman

15K views - 2 years ago

Quick Look at FreeBSD

Quick Look at FreeBSD Nir Lichtman

44K views - 2 years ago

Reverse Engineering Simple Windows Driver

Reverse Engineering Simple Windows Driver Nir Lichtman

21K views - 2 years ago

Making Your Own Simple Man Page

Making Your Own Simple Man Page Nir Lichtman

8.2K views - 2 years ago

The Importance of Resource Cleanup in C

The Importance of Resource Cleanup in C Nir Lichtman

8.9K views - 2 years ago

Windows API Window Messages Explained

Windows API Window Messages Explained Nir Lichtman

7K views - 2 years ago

Making Snake Boot Sector Game in Assembly (x86)

Making Snake Boot Sector Game in Assembly (x86) Nir Lichtman

16K views - 2 years ago

Making Minimalist Web Server in Assembly on Linux (x64)

Making Minimalist Web Server in Assembly on Linux (x64) Nir Lichtman

43K views - 2 years ago

Windows API Memory Mapped Files Explained

Windows API Memory Mapped Files Explained Nir Lichtman

12K views - 2 years ago

Making Simple Shared Object (.so) in C on Linux

Making Simple Shared Object (.so) in C on Linux Nir Lichtman

17K views - 2 years ago

3 Cool Bash Tricks (Jobs, Debugging Scripts, Math)

3 Cool Bash Tricks (Jobs, Debugging Scripts, Math) Nir Lichtman

8.2K views - 2 years ago

Windows Kernel Debugging Introduction

Windows Kernel Debugging Introduction Nir Lichtman

16K views - 2 years ago

Making Tiling Window Manager in C on Windows

Making Tiling Window Manager in C on Windows Nir Lichtman

46K views - 2 years ago

Using Vim Like a Chad

Using Vim Like a Chad Nir Lichtman

12K views - 2 years ago

Making Minimalist Chat Server in C on Linux

Making Minimalist Chat Server in C on Linux Nir Lichtman

54K views - 2 years ago

Making Driver That Blue Screens Windows using C

Making Driver That Blue Screens Windows using C Nir Lichtman

10K views - 2 years ago

Making Simple X11 GUI Window in C on Linux

Making Simple X11 GUI Window in C on Linux Nir Lichtman

43K views - 2 years ago

Adding Simple System Call in Linux Kernel

Adding Simple System Call in Linux Kernel Nir Lichtman

30K views - 2 years ago

The Importance of Error Handling in C

The Importance of Error Handling in C Nir Lichtman

37K views - 2 years ago

Making Minimalist HTTPS Server in C on Linux

Making Minimalist HTTPS Server in C on Linux Nir Lichtman

28K views - 2 years ago

Making Simple Windows DLL in C

Making Simple Windows DLL in C Nir Lichtman

27K views - 2 years ago

Making Minimalist Hex Editor in C on Linux

Making Minimalist Hex Editor in C on Linux Nir Lichtman

14K views - 2 years ago

Making Simple Clipboard Viewer in C on Windows

Making Simple Clipboard Viewer in C on Windows Nir Lichtman

18K views - 2 years ago