# Operating System Design and Implementation
## Official Documentation
- **Linux Kernel Documentation**
  - [Link](https://www.kernel.org/doc/html/latest/)
- **FreeBSD Documentation**
  - [Link](https://docs.freebsd.org/en/)
- **ReactOS Documentation**
  - [Link](https://reactos.org/wiki/Main_Page)
- **seL4 Microkernel Documentation**
  - [Link](https://sel4.systems/Info/Docs/)

## Research Papers
- **"Exokernel: An Operating System Architecture for Application-Level Resource Management" by Dawson R. Engler et al. (1995)**
  - [Link](https://pdos.csail.mit.edu/6.828/2008/readings/engler95exokernel.pdf)
- **"The Performance of µ-Kernel-Based Systems" by Härtig et al. (1997)**
  - [Link](https://dl.acm.org/doi/10.1145/268998.266660)
- **"Singularity: Rethinking the Software Stack" by Galen C. Hunt and James R. Larus (2007)**
  - [Link](https://www.microsoft.com/en-us/research/wp-content/uploads/2016/02/osr2007_rethinkingsoftwarestack.pdf)

## Additional Online Resources
- **OSDev.org**
  - [Link](https://wiki.osdev.org/Main_Page)
- **The Little Book About OS Development**
  - [Link](https://littleosbook.github.io/)
- **Writing a Simple Operating System from Scratch**
  - [Link](https://www.cs.bham.ac.uk/~exr/lectures/opsys/10_11/lectures/os-dev.pdf)

## Books
- **"Operating Systems: Design and Implementation" by Andrew S. Tanenbaum and Albert S. Woodhull**
  - ISBN: 0131429388
  - A comprehensive guide to OS design and implementation, using MINIX as a case study.
- **"Modern Operating Systems" by Andrew S. Tanenbaum and Herbert Bos**
  - ISBN: 013359162X
  - Covers both the principles and practice of modern operating systems design.
- **"Operating System Concepts" by Abraham Silberschatz, Peter B. Galvin, and Greg Gagne**
  - ISBN: 1118063333
  - Provides a comprehensive overview of operating system concepts and design.
- **"The Design and Implementation of the FreeBSD Operating System" by Marshall Kirk McKusick et al.**
  - ISBN: 0321968972
  - Offers an in-depth look at the design and implementation of the FreeBSD operating system.

## Standards
- **POSIX (IEEE 1003.1-2017)**
  - Defines the standard operating system interface and environment
- **Single UNIX Specification**
  - [Link](https://unix.org/what_is_unix/single_unix_specification.html)
  - Extends POSIX standards to include additional APIs for a standard Unix-like operating system

## Online Courses
- **MIT 6.828: Operating System Engineering**
  - [Link](https://pdos.csail.mit.edu/6.828/2020/schedule.html)
- **CS 162: Operating Systems and Systems Programming at UC Berkeley**
  - [Link](https://cs162.org/)
- **Udacity: Introduction to Operating Systems**
  - [Link](https://www.udacity.com/course/introduction-to-operating-systems--ud923)
- **edX: Computer Science 162, 001: Operating Systems and System Programming**
  - [Link](https://www.edx.org/course/operating-systems-and-system-programming)
- **Coursera: Operating Systems and You: Becoming a Power User**
  - [Link](https://www.coursera.org/learn/os-power-user)

## Video Tutorials
- **Operating Systems: Crash Course Computer Science**
  - [Link](https://www.youtube.com/watch?v=26QPDBe-NB8)
- **Operating System Basics**
  - [Link](https://www.youtube.com/watch?v=9GDX-IyZ_C8)
- **How to Make an Operating System**
  - [Link](https://www.youtube.com/playlist?list=PLHh55M_Kq4OApWScZyPl5HhgsTJS9MZ6M)

## GitHub Repositories
- **The Linux Kernel**
  - [Link](https://github.com/torvalds/linux)
- **xv6, a simple Unix-like teaching operating system**
  - [Link](https://github.com/mit-pdos/xv6-public)
- **ToaruOS, a hobby operating system**
  - [Link](https://github.com/klange/toaruos)

## Forums and Communities
- **Operating Systems: Three Easy Pieces**
  - [Link](http://pages.cs.wisc.edu/~remzi/OSTEP/)
- **OS Dev Forums**
  - [Link](https://forum.osdev.org/)
- **Reddit: r/osdev**
  - [Link](https://www.reddit.com/r/osdev/)