Software Alternatives & Startups

Sencha Ext JS VS D (Programming Language)

Compare Sencha Ext JS VS D (Programming Language) and see what are their differences

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Sencha Ext JS logo Sencha Ext JS

Sencha Ext JS is the most comprehensive JavaScript framework for building data-intensive, cross-platform web and mobile applications for any modern device. Ext JS includes 140+ pre-integrated and tested high-performance UI components.

D (Programming Language) logo D (Programming Language)

D is a language with C-like syntax and static typing.
  • Sencha Ext JS Landing page
    Landing page //
    2023-07-24
  • D (Programming Language) Landing page
    Landing page //
    2023-05-09

Sencha Ext JS features and specs

  • Comprehensive Component Library
    Sencha Ext JS offers a wide range of ready-to-use components including grids, charts, forms, and more, which significantly reduces development time.
  • Robust Data Package
    Provides a powerful data package that allows developers to use standard CRUD operations and easily manage data collections and models.
  • Cross-browser Compatibility
    Ensures consistent appearance and behavior across all major browsers including IE, Firefox, Chrome, Safari, and Opera.
  • MVC/MVVM Architecture
    Supports Model-View-Controller and Model-View-ViewModel architectures, promoting a clean separation of concerns and more maintainable code.
  • Extensive Documentation and Support
    Comes with comprehensive documentation, community forums, and professional support options that help developers quickly resolve issues.
  • Built-in Theming
    Offers a robust theming system that allows easy customization of the look-and-feel to match company branding or specific application requirements.
  • Enterprise-grade Features
    Includes enterprise features like advanced data analytics, pivot grids, and D3 visualizations, making it suitable for complex applications.

Possible disadvantages of Sencha Ext JS

  • Costly Licensing
    Sencha Ext JS is a commercial product with licensing fees, which can be expensive for small businesses and individual developers.
  • Steep Learning Curve
    The framework is feature-rich and complex, meaning that new developers may find it challenging to learn and start using effectively.
  • Large Library Size
    The extensive range of features and components leads to a large library size, which can be a concern for performance and load times.
  • Lower Popularity
    Sencha Ext JS is not as widely used as some other frameworks like React or Angular, resulting in a smaller community and fewer third-party resources.
  • Complex Integration
    Integrating Sencha Ext JS with other modern frameworks or libraries can be complex, requiring more effort to make them work together seamlessly.
  • Limited Flexibility
    Ext JS enforces a particular structure and design philosophy, which might limit flexibility and creativity for developers who prefer a more modular approach.
  • Performance Overhead
    The framework's extensive capabilities and features can sometimes introduce performance overhead, particularly in very high-performance or resource-constrained environments.

D (Programming Language) features and specs

  • 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 of D (Programming Language)

  • 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.

Analysis of Sencha Ext JS

Overall verdict

  • Sencha Ext JS is a solid choice for developers needing a feature-rich framework capable of building and maintaining enterprise-level applications. However, it might not be the best fit for those who prefer a more lightweight or modular approach, as it can be more resource-intensive compared to other frameworks.

Why this product is good

  • Sencha Ext JS is a comprehensive JavaScript framework known for its rich set of UI components, making it suitable for building complex web applications.
  • It offers features such as data binding, a powerful layout system, and cross-browser compatibility, which can help speed up development time.
  • Sencha provides extensive documentation and support, which can be invaluable for developers when they encounter issues or need to dive into complex features.
  • The framework has a strong focus on enterprise-grade applications, making it a robust choice for large-scale projects.

Recommended for

  • Enterprise application developers looking for a comprehensive set of components.
  • Development teams that require extensive documentation and support.
  • Projects where a robust, scalable framework is necessary to handle complex UI requirements.

Analysis of D (Programming Language)

Overall verdict

  • Overall, D is a solid programming language choice that balances performance with productivity. It may not be as widely adopted as some other languages, but it has a dedicated community and continues to evolve, making it a viable option for various programming tasks.

Why this product is good

  • The D programming language is considered good by many developers for various reasons. It combines the performance and low-level control of C/C++ with the expressive power and ease of use found in modern languages. D offers features like garbage collection, first-class functions, and compile-time function execution, providing both speed and flexibility. Its interoperability with C, the convenience of a powerful standard library (Phobos), and the availability of packages via the DUB package manager make it a practical choice for systems programming, application development, and rapid prototyping.

Recommended for

  • System programming enthusiasts looking for an alternative to C/C++
  • Developers interested in writing high-performance applications
  • Programmers who appreciate modern language features and strong community support
  • Projects requiring seamless C integration
  • Individuals looking for a language that supports easy code maintenance and scalability

Sencha Ext JS videos

LinkRest „ Modern RESTful API Framework for Building Ext JS Applications

More videos:

  • Review - Testing Ext JS & Sencha Touch with Siesta
  • Demo - Sencha Ext JS Weekly Product Demo

D (Programming Language) videos

D Language Tutorial

Category Popularity

0-100% (relative to Sencha Ext JS and D (Programming Language))
Javascript UI Libraries
100 100%
0% 0
Programming Language
0 0%
100% 100
JavaScript Framework
100 100%
0% 0
OOP
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Sencha Ext JS and D (Programming Language)

Sencha Ext JS Reviews

Top JavaScript Frameworks For Mobile App Development
Sencha Touch has now been merged with Sencha Ext JS. Sencha Ext JS has been one of the most effective JavaScript frameworks to create cross-platform mobile applications. It consists of well tested and good performance UI components like pivot grid, trees, lists, forms, HTML5 calendar, D3 adapters, etc. that help in getting the best of results.
Source: medium.com
Top Cross-Platform App Development Frameworks
However, when it comes to integrating 3rd party libraries, Sencha Ext JS acts as a barrier. Also, looking at the price point, Sencha Ext JS is expensive.
Source: www.pangea.ai

D (Programming Language) Reviews

We have no reviews of D (Programming Language) yet.
Be the first one to post

Social recommendations and mentions

Based on our record, D (Programming Language) seems to be more popular. It has been mentiond 60 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Sencha Ext JS mentions (0)

We have not tracked any mentions of Sencha Ext JS yet. Tracking of Sencha Ext JS recommendations started around Mar 2021.

D (Programming Language) mentions (60)

  • 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 browser that gives context for AI. The answer was good enough for me and so I went with it further. [1] D language HQ : https://dlang.org/. - Source: Hacker News / 3 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 ML-based languages such as OCaml[1]? 0 - https://dlang.org/ 1 - https://ocaml.org/. - 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
  • Show HN: D++lang – A new systems programming language with Python-like syntax
    What is this? There's a lot of red flags here. * The name "D" for a programming language was taken in 1999: https://dlang.org/. - Source: Hacker News / about 1 year ago
  • Koto Programming Language
    >For me the biggest gap in programming languages is a rust like language with a garbage collector, instead of a borrow checker. I cannot agree more that's the much needed sweet spot/Goldilock/etc. Personally I have been advocating this approach for some times. Apparently the language is already widely available and currently has stable and wide compiler support including the venerable GNU compiler suite (GDC). It... - Source: Hacker News / over 1 year ago
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What are some alternatives?

When comparing Sencha Ext JS and D (Programming Language), you can also consider the following products

AngularJS - AngularJS lets you extend HTML vocabulary for your application. The resulting environment is extraordinarily expressive, readable, and quick to develop.

C++ - Has imperative, object-oriented and generic programming features, while also providing the facilities for low level memory manipulation

Vue.js - Reactive Components for Modern Web Interfaces

Nim (programming language) - The Nim programming language is a concise, fast programming language that compiles to C, C++ and JavaScript.

ember.js - A JavaScript framework for creating ambitious web apps

V (programming language) - Simple, fast, safe, compiled language for developing maintainable software.