D (Programming Language) VS Listmonk

• Performance
  D is designed to be a high-performance systems programming language, offering performance comparable to C and C++ through native machine code compilation.
• Expressiveness
  D features a rich standard library and modern language constructs, such as garbage collection, first-class arrays, and advanced templating, making it easier to write expressive and maintainable code.
• Memory Safety
  D offers optional garbage collection along with manual memory management. This hybrid approach can help in developing safer applications by reducing memory-related errors.
• Interoperability
  D can easily interoperate with C API, enabling seamless integration with existing C libraries and systems. It also supports better C++ interoperability compared to other languages.
• Built-in Unit Testing
  D has built-in support for unit tests, allowing developers to write and run tests as part of the language itself, facilitating test-driven development.
• Concurrency
  D offers built-in concurrency support with message passing, similar to the actor model found in languages like Erlang, making it easier to write concurrent and parallel programs.

Possible disadvantages

• Adoption
  D is not as widely adopted as other languages like C, C++, or Java. This limited adoption means fewer libraries, frameworks, and community support.
• Toolchain Maturity
  While D's compilers and tools have improved over the years, they may still lack the maturity and feature set of more established languages, which can affect developer productivity.
• Learning Curve
  D's richness and combination of paradigms (such as imperative, object-oriented, and functional programming) can present a steep learning curve for new developers.
• Garbage Collection
  Although D offers optional garbage collection, its reliance on it for memory safety might be seen as a drawback for real-time system development where deterministic memory management is crucial.
• Ecosystem
  The ecosystem for D is less vibrant compared to more popular languages, leading to potentially fewer third-party libraries, tools, and resources.
• Standard Library Documentation
  The standard library documentation can be inconsistent or less comprehensive compared to other languages, making it difficult for developers to fully utilize all features of the language.

• Open Source
  Listmonk is free to use, modify, and distribute. This can offer significant cost savings compared to proprietary email marketing solutions.
• Self-Hosted
  Allows you to have full control over the software and your data, providing enhanced security and customization possibilities.
• Scalability
  Designed to handle millions of subscribers and messages effectively, making it suitable for both small and large-scale email marketing campaigns.
• Multilingual Support
  Supports multiple languages, making it accessible for users from different linguistic backgrounds.
• API Access
  Provides a comprehensive API, allowing for excellent integration with other software and platforms.
• Flexible Database
  Supports both PostgreSQL and SQLite, catering to different user needs and technical requirements.

Possible disadvantages

• Technical Expertise Required
  Being a self-hosted solution, it requires a certain level of technical knowledge for setup, maintenance, and troubleshooting.
• Hosting Costs
  Although the software itself is free, you will need to incur costs for hosting and maintaining the server where Listmonk is installed.
• Limited Built-In Templates
  May not come with a wide variety of pre-designed email templates, requiring users to create their own or import from other sources.
• Community Support
  Unlike commercial solutions, support is primarily community-driven, which may lead to slower issue resolution compared to dedicated support teams.
• Learning Curve
  The initial setup and configuration can be complex and may require a time investment to understand all its features and functionalities.

D Language Tutorial

Listmonk

• Ask HN: What is your (AI) dev tech stack / workflow? (June 2026)

  I've spent 2 weeks (2-4h per day) to make D language[1] version of Sciter SDK [2] Choice of AI "tooling" was by accident - typed something like "how to define copy constructor in D for custom structure" in Microsoft's Copilot in Edge... - Source: Hacker News / 4 months ago

• Rue: Higher level than Rust, lower level than Go

  > Mostly, I am not really trying to compete with C/C++/Rust on speed, but I'm not going to add a GC either. So I'm somewhere in there. Out of curiosity, how would you compare the goals of Rue with something like D[0] or one of the... - Source: Hacker News / 9 months ago

• Pony: An actor-model, capabilities-secure, high-performance programming language

  The D language home page has something similar with a drop down with code examples https://dlang.org/. - Source: Hacker News / about 1 year ago

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• Email Marketing Automation in 2026: 5 Tools (and 1 Self-Hosted) Through Their APIs

  Listmonk is open-source, Go-based, single-binary or Docker. No task counter, no contact limit, no premium feature gates. Drop this on a $6 VPS:. - Source: dev.to / 4 months ago

• 5 Open Source Alternatives Worth Considering Before Renewing Expensive SaaS Tools

  Email marketing platforms are another category where the commercial pricing has drifted well above the value delivered for most use cases. Listmonk is a self-hosted newsletter and mailing list manager written in Go that handles... - Source: dev.to / 6 months ago

• Newsletters

  Listmonk is a high-performance, self-hosted newsletter and mailing list manager written in Go. It ships as a single binary backed by PostgreSQL and handles millions of subscribers without flinching. The web UI is fast and uncluttered —... - Source: dev.to / 6 months ago

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