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Svelte vs. Flutter: Which one do you prefer?

by Rajni
Svelte vs flutter comparision
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According to Stack Overflow 2022 survey report, Flutter was one of the popular cross-platform frameworks. It remained in the top three most wanted with 68.03% . Also, the year before, Svelte took the top spot as the most loved framework with 71.47% voting for it. Thus, getting to understand these two relatively new frameworks is essential. Also, a quick comparison between these two newbies will help developers understand these frameworks. Consequently, it will help businesses achieve their goals.

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Svelte: The Lightweight Web Framework

➜ Svelte is an open-source front-end component framework or language. It is a free framework developed by Rich Harris in the year 2016. Also, it is currently managed and maintained by the dedicated Svelte core team.  

➜  Svelte is a lightweight JavaScript framework designed to build modern web applications.  

➜  Svelte smartly shifts most of the heavy lifting from the runtime to the compilation phase. This sets it apart from the other traditional frameworks. The result? Smaller and more efficient applications. Also, its reactive nature empowers developers to create highly interactive user interfaces with less coding. 

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Flutter: The Cross-Platform Mobile Software Development Kit

Why use Flutter

➜  Flutter is a free and open-source UI software development kit (SDK) made by Google.  

➜ It allows developers to create applications that work on various platforms using just one codebase. These platforms include various web browsers, Fuchsia, Android, iOS, Linux, macOS, and Windows. 

➜ Flutter was first introduced in 2015 and officially released in May 2017. 

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Comparison of Svelte vs. Flutter

Svelte and Flutter are both popular frameworks, but they serve different purposes and have distinct characteristics. Let’s compare Svelte and Flutter based on their key features and use cases:

Feature Svelte Flutter
Purpose Front-end JavaScript framework UI software development kit (SDK)
Platform Support Web browsers Web, Android, iOS, Linux, macOS, Windows
Language JavaScript Dart
Compilation Shifts work to compilation phase JIT (Development), AOT(Production)
Reactivity Efficient DOM updates on data change Widget-based reactive programming
Use Cases Lightweight web applications, SPAs, Reusable UI components Cross-platform mobile apps, Web, Desktop
Community Growing Community Large and active community
Learning Curve Relatively gentle Requires learning Dart and widgets
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Purpose and Platform

➜ Svelte is primarily a front-end JavaScript framework designed to build modern web applications. It focuses on creating user interfaces for web browsers. 

➜ Flutter is a versatile UI software development kit (SDK) developed by Google. It  allows developers to build natively compiled applications for multiple platforms. These platforms include web, mobile (Android and iOS), desktop (Linux, macOS, and Windows), and Fuchsia. 


➜ Svelte: uses JavaScript as its primary programming language. Thus, it is a familiar framework for developers already skilled in JavaScript. 

➜ Flutter: uses the Dart programming language. It is thus easy to learn and offers benefits like hot reload, enabling rapid development. 


➜ Svelte shifts much of the work from the runtime to the compilation phase. This results in smaller and more performant applications. 

➜ Flutter uses a just-in-time (JIT) compiler during development and an ahead-of-time (AOT) compiler for production. It, thus, ensures fast and efficient performance.

Reactivity and Data Binding

➜ Svelte’s reactive system efficiently updates the DOM when data changes. This, thus, enables smooth and responsive user interfaces with less code. 

➜ Flutter provides a reactive and declarative programming model, where widgets automatically update when their underlying data changes. 

Use Cases

➜ Svelte is excellent for building lightweight web applications. It also perfect to build single-page applications (SPAs), and reusable UI components. 

➜ Flutter is perfect for creating visually stunning and interactive cross-platform mobile applications. Also, they are a great option for web and desktop applications. 

Community and Ecosystem

➜ While Svelte’s community is growing, it is relatively newer compared to other frameworks. Moreover, it has an increasing number of libraries and tools available. 

➜ Flutter has a large and active community. It, thus, has a rich ecosystem with a wide range of plugins, packages, and resources for various use cases. 

Learning Curve

➜ Svelte has a relatively gentle learning curve. Thanks to its straightforward syntax and design. These features make it accessible to developers with different levels of experience. 

➜ Flutter may have a steep learning curve. It requires learning Dart. Also, it requires getting familiar with Flutter’s widget-based architecture.

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In conclusion, both Svelte and Flutter are powerful frameworks. However, both cater to different development needs. Svelte stands out for building lightweight and performant web applications. Thanks to its simple syntax and reactive data binding. On the other hand, Flutter excels in crafting visually appealing cross-platform mobile apps. Credit goes to its fast performance and hot reload feature. 

When making your choice between Svelte and Flutter, consider the specific requirements of your project. Further, you may also look into the platform you are targeting, and the expertise of your development team. Ultimately, both frameworks have their strengths and can empower developers to create impressive web and mobile applications. So, dive into the details and make an informed decision to bring your visions to life! 

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Frequently Asked Questions

While it is technically possible to use both Svelte and Flutter in the same project, it is not a common practice due to the differences in their target platforms and development approaches. It is generally recommended to stick to one framework for a given project. 

To choose between Svelte and Flutter, consider your project’s specific requirements, the platforms you need to target, and the expertise of your development team. Both frameworks have their strengths, and the decision should align with your project’s goals and needs. 

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