Building Your Own Programming Language with Scheme

Have you ever wondered what happens under the hood when a computer runs your code? Designing and building your own programming language is the ultimate way to demystify software execution and sharpen your computer science fundamentals. This course guides you through the process of constructing a custom, Scheme-based functional programming language from scratch. You will transition from a developer who merely writes code to an engineer who understands how code is parsed, evaluated, and executed. Starting with fundamental concepts like ASTs and tokenization, you will build a complete working interpreter step-by-step. What you'll learn: - Understand the core phases of interpreter design, from lexical analysis to evaluation loops. - Parse text input into structured Abstract Syntax Trees (ASTs) for execution. - Implement environment models to handle variable scoping, bindings, and state. - Create a functional evaluation engine that supports recursion and first-class functions. - Write clean, modern code structures to keep your language codebase maintainable. - Practice debugging your interpreter using structured test cases. This course begins with foundational definitions of language theory before moving into hands-on implementation. You will explore how code is read as text, transformed into data structures, and executed by an evaluation engine, culminating in a fully functional language interpreter. This text-based course is designed for curious programmers and computer science enthusiasts with a basic understanding of programming logic. No prior experience in compiler design or language construction is required. Start reading today and build your first custom language interpreter from the ground up.