NashTech Insights

Why Svelte is our choice for a large project in 2023.

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Hi folks,
Welcome again! I hope you are doing well. I am thrilled to see you here. So Today, we will discuss Svelte and Why Svelte is our choice for a project in 2023.

What is Svelte?

Svelte is a framework based on javascript. It uses the component-based methodology to build user interfaces. It provides a compiler architecture that enables the fantastic DOM(Document Object Model) setup for the UI and optimizes JavaScript at build time. Svelte might be worth your attention, specifically if you pine for the web of the past and the future.

How does Svelte work?

Svelte works by compiling your code into optimized JavaScript at build time. It means that Svelte’s compiler processes your code and generates JavaScript that is optimized for performance. Svelte’s compiler analyzes your code and develops optimized code for the browser. This differs from other frameworks like React and Angular, which do most of the work at runtime.

Svelte’s syntax is simple and easy to learn. Its template language is similar to HTML and CSS, and its reactive programming model makes creating dynamic and complex user interfaces easy. Svelte’s component architecture makes it easy to build and manage complex UIs by breaking them down into smaller, reusable components.

Why Svelte is our choice for a large project in 2023.

  1. Performance: Designed with performance in mind. It compiles your code into highly optimized JavaScript that runs faster than other frameworks. It is because Svelte does most of the work at build time rather than runtime, reducing the amount of work needed in the browser.
  2. Small size: Svelte’s compiler generates small bundle sizes, which means faster load times and less network bandwidth usage. It is essential for mobile devices and slower internet connections.
  3. Syntax: Easy to learn and understand. Its template language is intuitive and straightforward, and your code is similar to HTML and CSS.
  4. Reactive programming: Svelte’s reactivity system is built into the framework, making creating complex, dynamic interfaces accessible. You can easily define reactive values, and Svelte will update the DOM as necessary.
  5. Component architecture: Svelte’s component architecture makes building and managing complex user interfaces easy. Components are self-contained and reusable, making it easy to maintain large codebases.
  6. Compatibility: Svelte is compatible with many popular libraries and tools, making integrating into existing codebases or workflows easy.

Overall, Svelte’s performance, small size, simple syntax, reactive programming, component architecture, and compatibility make it a powerful and versatile framework for developing modern web applications.

Disadvantages of Svelte.

  1. Limited ecosystem: Compared to established frameworks like React and Angular, Svelte has a more miniature ecosystem of libraries, tools, and resources which can make it harder to find solutions to specific problems or to integrate with third-party services.
  2.  Learning curve: While Svelte’s syntax is simple and easy to learn, its reactive programming model can be more challenging for developers using more traditional approaches.
  3.  Limited tooling: Svelte’s tooling is less mature than other frameworks, making setting up and configuring a development environment more challenging. Sometimes it might limit the number of available debugging, testing, and profiling tools.
  4.  Rapidly evolving: Svelte is a relatively new framework, and its API and architecture are still growing.
  5.  Code splitting: While Svelte generates small bundle sizes, it doesn’t currently support code splitting out of the box. i.e., all of your code will be bundled into a single file, affecting load times and performance on larger projects.

Overall, Svelte’s limited ecosystem, learning curve, limited tooling, rapidly evolving API, and lack of code-splitting support may make it less suitable for some projects or teams. However, for those willing to invest in learning and working with the framework, the benefits can outweigh these disadvantages.


Svelte is a modern and performant front-end JavaScript framework that offers several advantages over other popular frameworks. Its performance, small size, simple syntax, reactive programming, component architecture, and compatibility make it a powerful and versatile framework for building modern web applications. While Svelte has some disadvantages, such as a limited ecosystem and a learning curve, it is still an excellent choice for many web development projects.

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Frontend Developer with around two years of Frontend experience at Knoldus in helping the company to develop and maintain a better code base for reusability. I have experience in technologies such as Angular, CSS, and Javascript, and I also worked on web and mobile automation using Selenium and Appium. I am always eager to tackle more complex problems and continue to find ways to maximize user efficiency.

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