Computer Systems Resources

Computer Architecture

MIT 6.004 Computation Structures (OCW)
Complete course building a CPU from logic gates. Includes lectures, recitations, exams, and projects.
Princeton COMPARCH-1: Computer Architecture
Covers pipelining, caches, exceptions, speculation, and quantitative performance analysis.
Saylor Academy CS301: Computer Architecture
Self-paced course covering ISA design, pipelining, memory hierarchy, and I/O systems.
Codecademy Computer Architecture Course
Interactive lessons explaining binary representation, logic gates, instruction sets, and CPU basics.
ETH Zürich Computer Architecture Lectures
Full lecture series explaining modern processor design including out-of-order execution and branch prediction.

MIT 6.823 Computer System Architecture (OCW)
Advanced architecture course covering superscalar processors, performance modeling, and research topics.
NPTEL Computer Architecture (IIT)
University lecture series covering pipelining, cache design, and multicore architectures.
Alison Computer Architecture Courses
Short courses covering processor design, memory systems, and I/O architecture.
edX Computer Architecture Courses
Audit-friendly courses covering RISC-V, ARM architecture, cache coherence, and parallel computing.

Nand2Tetris Course Materials
Teaches how to build a complete computer system from logic gates to a compiler.
Digital Design with RTL Design (Free Chapters)
Covers combinational and sequential logic, finite state machines, and datapath design.
Agner Fog Optimization Manuals
Detailed documentation on CPU microarchitecture and instruction optimization for x86 and ARM.
What Every Programmer Should Know About Memory
Explains CPU caches, memory hierarchy, and performance implications for systems programmers.
Computer Architecture: A Quantitative Approach Companion Materials
Supplemental resources and excerpts from the classic Hennessy & Patterson architecture textbook.

Berkeley CS61C – Great Ideas in Computer Architecture
RISC-V focused architecture course covering parallelism, caching, and large-scale computing systems.
UIUC Computer Architecture Lecture Series
Full undergraduate lecture series covering instruction sets, pipelining, and memory systems.
Ben Eater 8-Bit Computer Series
Hands-on video series explaining CPU components such as registers, ALU, clocks, and memory.

MIT 6.S081 Operating Systems
OS course using the xv6 teaching kernel. Covers processes, scheduling, memory management, and file systems.
Berkeley CS162 Operating Systems and Systems Programming
Complete course with lectures, assignments, and projects on concurrency, virtualization, and storage systems.
UCLA CS111 Operating Systems Lecture Series
Covers processes, threads, synchronization, scheduling, and virtual memory.
Georgia Tech CS6200 High Performance Operating Systems
Advanced course materials focusing on OS performance and design trade-offs.

OSTEP – Operating Systems: Three Easy Pieces
One of the most widely used free OS textbooks covering virtualization, concurrency, and persistence.
xv6 Book (MIT)
Commentary and explanation of the xv6 teaching kernel.
Little OS Book
Beginner-friendly introduction to bootloaders, interrupts, paging, and multitasking.
Linux Inside
Explains Linux kernel internals including processes, memory management, and system calls.

OSDev Wiki
Comprehensive reference for operating system development topics including bootloaders, memory management, and interrupts.
Writing a Simple Operating System from Scratch
Step-by-step tutorial covering bootloaders, kernel initialization, paging, and interrupts.
JamesM’s Kernel Development Tutorials
Explains protected mode, interrupts, paging, and multitasking in a small kernel.
BrokenThorn OS Development Series
Detailed articles on GDT, IDT, paging, VFS, and kernel architecture.
Bran’s Kernel Development Tutorial
Classic tutorial series explaining bootloaders, interrupts, paging, and multitasking.
Write Your Own OS Tutorial (RPI)
Course notes explaining how to build a simple kernel and shell.

Linux Kernel Newbies Documentation
Tutorials and guides for understanding and contributing to the Linux kernel.
System Call Reference Documentation
Documentation explaining Linux system calls and the OS interface.
Brendan Gregg – Linux Performance Analysis
Articles on performance analysis of Linux systems including scheduler and memory behavior.

Minix 3 Documentation
Documentation for the Minix microkernel operating system used in OS education.
Pintos OS Project Documentation
Undergraduate OS projects involving threads, virtual memory, and file systems.
Theseus OS Design Rationale
Explains design principles of the Theseus operating system.
Redox OS Documentation
Design documentation for the Redox microkernel OS.
Modern Operating Systems (Tanenbaum) Free Chapters
University course pages providing selected textbook chapters.
CMU 15-410 Kernel Project Documentation
Advanced kernel design projects from Carnegie Mellon.
Stanford CS140 Lecture Notes
Comprehensive lecture notes covering operating system design and implementation.