The original sources of MS-DOS 1.25, 2.0, and 4.0 for reference purposes

Collection of malware source code for a variety of platforms in an array of different programming languages.

A FREE comprehensive reverse engineering tutorial covering x86, x64, 32-bit/64-bit ARM, 8-bit AVR and 32-bit RISC-V architectures.

Hello world in every computer language. Thanks to everyone who contributes to this, make sure to see contributing.md for contribution instructions!

File formats dissections and more...

The fastest and safest AV1 encoder.

Learning assembly for Linux x86_64

A cross-platform x86 assembler with an Intel-like syntax

Template-Driven AV/EDR Evasion Framework

Proof of Concepts (PE, PDF...)

Psychological warfare in reverse engineering

Basic linear algebra subroutines for embedded optimization

Psychological warfare in reverse engineering