Learn MODULA3 with Real Code Examples
Updated Nov 21, 2025
Learning Path
Understand basic Modula-3 syntax and types
Learn module system and interface definitions
Practice object-oriented design in Modula-3
Implement concurrency with threads and monitors
Build and link modular applications
Skill Improvement Plan
Week 1: Syntax, variables, and basic modules
Week 2: Objects, interfaces, and classes
Week 3: Exceptions and type safety
Week 4: Concurrency primitives and threads
Week 5: Large modular program design and compilation
Interview Questions
What is Modula-3 and why was it created?
Explain modules and interfaces in Modula-3
How does garbage collection work in Modula-3?
Describe concurrency primitives and their use
When would you choose Modula-3 over C++ or Java?
Cheat Sheet
MODULE MyModule;
INTERFACE IMyInterface = ... ;
IMPLEMENTATION ... END MyModule;
VAR x: INTEGER;
EXCEPTION SomeError;
Books
Programming in Modula-3
Modula-3 Language and Applications
Safe Systems Programming with Modula-3
Concurrent Programming in Modula-3
Modula-3 Reference Manual
Tutorials
Getting Started with Modula-3
Modular Programming Concepts
Object-Oriented Design in Modula-3
Concurrency and Monitors
Building and Linking Modular Applications
Official Docs
Modula-3 Language Reference Manual
DEC SRC Modula-3 Compiler Documentation
Research papers and academic tutorials
Community Links
Modula-3 Mailing Lists
University Research Groups
GitHub Repositories with Modula-3
Archived DEC SRC resources
Academic course materials
Community Support
Modula-3 mailing lists
University research groups
GitHub repositories with Modula-3 code
Old DEC SRC documentation
Community-contributed examples and educational material