Digital Mars D

Definition of Digital Mars D

Digital Mars D, often referred to as D programming language or simply D, is a high-level, general-purpose programming language created by Walter Bright of Digital Mars. It combines the performance efficiency of compiled languages with the convenience and safety of modern programming paradigms. The D language is designed to offer advanced features such as memory safety, garbage collection, and template metaprogramming while maintaining code readability and maintainability.


The phonetics of the keyword “Digital Mars D” are:Dij-uh-tuhl Mah-rz Dee

Key Takeaways

  1. Digital Mars D is a high-level, statically-typed, multi-paradigm programming language that is modeled after C and C++ but designed with modern safety features, complexity reduction, and efficient run-time performance.
  2. The D language supports object-oriented, functional, and imperative coding styles, while providing powerful metaprogramming constructs and robust compile-time function execution, making code more concise, expressive, and maintainable.
  3. Digital Mars D has a fast compilation process, reducing the build-time and iteration cycles, and the language is compatible with the C application binary interface, facilitating the integration of C libraries and functions for faster development and migration between languages.

Importance of Digital Mars D

The technology term Digital Mars D is important because it refers to a high-level programming language created by Walter Bright for the Digital Mars C++ compiler in 2001.

The D programming language offers several advantages for programmers, such as its clean, modern syntax, powerful static analysis capabilities, and a blend of imperative, object-oriented, and functional programming features.

Furthermore, D is designed to facilitate efficient, low-level manipulation of system resources, making it suitable for systems programming and high-performance applications.

By addressing several shortcomings of other languages like C++ and Java, Digital Mars D holds a significant place in software development, making it a valuable tool for developers aiming to create maintainable, extensible, and robust software.


Digital Mars D, commonly known as the D programming language, serves as a multipurpose programming language designed to combine the power and high performance of languages like C and C++ with the productivity and safety features of modern programming paradigms. Created by Walter Bright at Digital Mars, D aims to cater to the needs of the modern software development process, tackling complex projects involving large codebases and software systems.

Offering features such as automatic memory management, garbage collection, and a robust module system, D aims to reduce the complexities and common pitfalls faced in languages like C++, while retaining and enhancing the ability to write efficient and optimized code. The primary purpose of the D programming language is to enable developers to build powerful and maintainable software systems, making it well-suited for projects that require high performance and efficiency.

Its versatile feature set allows developers to work on various types of applications, from system software and embedded systems to web development and scientific computing. D’s rich native support for metaprogramming, templates, and mixin constructs, along with its highly efficient compile-time function execution, enables programmers to write generic and reusable code.

This expressive nature of the language eliminates the need for code repetition and aids in creating more maintainable and efficient software solutions. Additionally, its strong compatibility with C libraries and APIs contributes to D’s adoption and usability in various software ecosystems.

Examples of Digital Mars D

Digital Mars D, also known as the D programming language, is an object-oriented, statically typed programming language developed by Walter Bright. It aims to make improvements on the C++ programming language, offering features like automatic memory management, better performance, and increased code maintainability. Here are three real-world examples of the technology:

Sociomantic Labs: Sociomantic Labs, a company specializing in real-time advertising solutions, has adopted the D programming language as their primary language. They use it for developing their real-time bidding systems, which are designed to analyze user data and make bidding decisions within milliseconds. D’s performance, ease of use, and rich feature set have helped Sociomantic Labs to streamline their development process and build complex, high-performance systems.

eBay’s Analytics Infrastructure: eBay, the world’s leading online marketplace, has utilized the D programming language for their big-data analytics infrastructure. They specifically employ D for speeding up querying processes on data warehouses, which contain massive amounts of data. The performance, reliability, and efficient memory management provided by the D language helps eBay analyze customer data and make data-driven decisions about product promotions, user experience improvements, and more.

Yandex Open Source Contribution: Yandex, a Russian technology company specializing in internet-related products and services, is leveraging the D programming language in its open-source project called “Asio DDoS”. Asio DDoS is a prototype for detecting and mitigating distributed denial-of-service (DDoS) attacks. The D programming language has provided Yandex with a productive tool for developing algorithms and tools for battling cyber threats in real-time, thanks to its simplicity and performance capabilities.

FAQ: Digital Mars D

What is Digital Mars D?

Digital Mars D is a programming language created by Walter Bright, who is the co-founder of Digital Mars. It is designed to be an alternative to other systems programming languages like C++ and Java, offering a higher level of abstraction and better support for compile-time metaprogramming, while still maintaining efficient code generation and execution.

What are the key features of Digital Mars D?

Some key features of Digital Mars D include:
1. Powerful compile-time metaprogramming features, such as static if, mix-ins and templates.
2. Built-in support for parallelism and concurrency.
3. A simplified memory model with garbage collection.
4. Integration with C and C++ libraries, allowing for easy code reuse.
5. Features like arrays and associative arrays (hashmaps) as built-in types, making it easier to work with complex data structures.
6. Contracts and Unit testing support for better code quality and robustness.

How does Digital Mars D compare to C++?

While Digital Mars D is inspired by C++ and shares some of its syntax, it aims to be more modern, expressive, and easier to use. Some key differences include the memory model, built-in features like arrays and associative arrays, and powerful metaprogramming capabilities. Additionally, Digital Mars D supports built-in garbage collection and simplifies many C++ language features, making it easier for newcomers to learn and master.

Is Digital Mars D suitable for beginners?

Yes, Digital Mars D can be a good choice for beginners, especially those with some experience in C, C++, or other similar languages. The language is designed to be expressive, easy to read, and simplified as compared to C++, which makes it easier for beginners to grasp the concepts and get started with programming.

What platforms does Digital Mars D support?

Digital Mars D supports various platforms, including Windows, MacOS, and Linux. There are also multiple D compilers available, including GDC (GNU D Compiler), LDC (LLVM D Compiler), and DMD (Digital Mars D Compiler), which provide varying levels of optimization and platform support.

Where can I learn more about Digital Mars D?

To learn more about Digital Mars D, you can visit its official website at The website contains comprehensive documentation, tutorials, and example code to help you get started with the language.

Related Technology Terms

  • Digital Mars D Compiler
  • Garbage Collection
  • Phobos Standard Library
  • D programming language
  • Druntime

Sources for More Information


About The Authors

The DevX Technology Glossary is reviewed by technology experts and writers from our community. Terms and definitions continue to go under updates to stay relevant and up-to-date. These experts help us maintain the almost 10,000+ technology terms on DevX. Our reviewers have a strong technical background in software development, engineering, and startup businesses. They are experts with real-world experience working in the tech industry and academia.

See our full expert review panel.

These experts include:


About Our Editorial Process

At DevX, we’re dedicated to tech entrepreneurship. Our team closely follows industry shifts, new products, AI breakthroughs, technology trends, and funding announcements. Articles undergo thorough editing to ensure accuracy and clarity, reflecting DevX’s style and supporting entrepreneurs in the tech sphere.

See our full editorial policy.

More Technology Terms

Technology Glossary

Table of Contents