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Language Foundations — LowLevelCraft

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Language Foundations

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Language Foundations

Prerequisite level — recommended before starting any other track. Master C at the systems level, learn x86 and ARM assembly, and understand Rust's memory safety features.

~1980 Minutes 44 Challenges 4 Subtracks

Deep Dive

C Pointers and Memory: The Truth No One Tells You

Pointers are not variables that hold addresses. They are the mechanism by which C gives you direct access to the memory model of the machine, and the machine does not forgive mistakes.

8 min read·Read article →

Subtracks (4)

C Programming Deep Dive

Master C at the level systems programmers actually use it. Understand memory management, pointers, undefined behavior, and the C compilation model.

x86 Assembly (Intel Syntax)

Read and write real x86 assembly — the language your CPU speaks. Learn calling conventions, stack frames, and system calls.

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Difficulty Progression

Easy8

Med20

Hard16

Inflection Point16 hard tasks ahead — take your time and refer to the article deep dives for context.

LowLevelCraft · Learn systems programming by building

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ARM Assembly (AArch64)

The architecture powering your phone, Raspberry Pi, and Apple Silicon. Learn ARM registers, instructions, and calling conventions.

10 tasks

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Rust for Systems Programming

Memory safety without a garbage collector — the future of systems code. Learn ownership, borrowing, unsafe Rust, and FFI.