Software Alternatives & Startups

Blazor VS React

Compare Blazor VS React and see what are their differences

Blazor

An experimental web UI framework using C#/Razor and HTML, running in the browser via WebAssembly

Rating
0 reviews
React

A JavaScript library for building user interfaces

Rating
0 reviews
Pricing
Open source

Which is more popular?

Based on our record, React seems to be a lot more popular than Blazor. While we know about 818 links to React, we've tracked only 7 mentions of Blazor.

social mentions
7 vs 818
Application Hosting popularity
100% vs 0%
alternatives listed
79 vs 240+

Base details

Website, pricing, platforms and company facts side by side.

Blazor
React
Website blazor.net reactjs.org
Pricing —
Open source
Company — Startup from the United States
Listed in

Features and specs

What each product offers, as listed by its team.

Blazor 5 features
React 6 features
  • Single Language
    Blazor allows developers to use C# for both client-side and server-side development, reducing the need to switch between different languages and enhancing developer productivity.
  • Full-Stack Development
    With Blazor, developers can build full-stack web applications using .NET, leveraging the vast .NET ecosystem and tools.
  • WebAssembly Support
    Blazor WebAssembly enables running C# code directly in the browser, allowing for rich interactive web applications with less reliance on JavaScript.
  • Reusability
    Blazor promotes code reusability by allowing shared code between server and client-side applications.
  • Components-Based Architecture
    It uses a component-based architecture that facilitates easier maintenance of code and enhances modularity.

Possible disadvantages

  • Performance Limits
    Blazor WebAssembly can have slower performance compared to JavaScript due to its intermediated execution through WebAssembly.
  • Download Size
    Blazor WebAssembly applications can have larger initial download sizes, which can affect load times and user experience.
  • Newness
    As a relatively new technology, the Blazor community is still growing, which can sometimes limit the availability of third-party tools and resources.
  • Limited Browser Support
    Some older browsers do not support WebAssembly, potentially reducing the reach of Blazor applications if not accounted for.
  • Learning Curve
    Developers familiar with JavaScript frameworks may encounter a learning curve when transitioning to Blazor and the .NET ecosystem.
  • Component-Based Architecture
    React encourages the creation of reusable UI components, which can be leveraged to build complex user interfaces efficiently. This promotes better code organization and separation of concerns.
  • Virtual DOM
    React uses a virtual DOM to optimize and accelerate the process of updating the browser’s DOM, significantly improving application performance.
  • Strong Community and Ecosystem
    React has a large and active community, which means plenty of third-party libraries, tools, and community support are readily available to assist developers.
  • JSX Syntax
    React’s JSX syntax allows developers to write HTML structures within JavaScript code, making the code more readable and easier to debug.
  • Unidirectional Data Flow
    React promotes a unidirectional data flow, which helps maintain the predictability and ease of debugging, especially for larger applications.
  • Extensive Documentation
    React's official documentation is comprehensive, well-organized, and provides numerous examples and tutorials to help developers get started and advance their skills.

Possible disadvantages

  • Steep Learning Curve
    React comes with a steep learning curve for beginners, especially those unfamiliar with JavaScript ES6 and JSX syntax.
  • Boilerplate Code
    Setting up a React project often requires boilerplate code, which can be cumbersome and time-consuming compared to simpler frameworks.
  • Fast-Paced Development
    React and its associated libraries evolve rapidly, necessitating frequent updates and learning new patterns, which can be overwhelming for developers.
  • Complexity in Larger Applications
    As a React application grows in size, managing state and props across components can become complex, sometimes necessitating additional state management libraries like Redux or Context API.
  • SEO Challenges
    React, being a JavaScript library, can present challenges for search engine optimization (SEO) due to Googlebot's limitations in executing JavaScript, although this can be mitigated with server-side rendering (SSR) or static site generation (SSG).

Analysis

An editorial look at what each product does well and who it suits.

Blazor
React

No analysis of Blazor yet.

Overall verdict

  • React is generally considered a good choice for developing modern web applications. Its performance, large community, extensive ecosystem, and ease of integration with other technologies make it a compelling option for many developers. However, whether it's the best choice depends on the specific requirements and constraints of your project.

Why this product is good

  • React is a popular JavaScript library for building user interfaces, particularly single-page applications where a dynamic and responsive interface is essential. It is maintained by Facebook and a community of individual developers and companies. React's component-based architecture allows for reusable and self-contained components, making development more efficient and scalable. Features like the Virtual DOM improve performance by updating only the necessary parts of the UI.

Recommended for

  • Developers looking to build interactive user interfaces
  • Projects requiring fast rendering and dynamic updates
  • Applications that will benefit from component reusability and maintainability
  • Teams interested in leveraging a rich ecosystem and community support
  • Projects intending to use React Native for mobile app development in conjunction

Videos

Walkthroughs and reviews on video.

Blazor 3 videos + Add
React 3 videos + Add

Is Blazor A JavaScript Killer?

More videos

  • - Blazor vs JavaScript frameworks
  • - Blazor server-side vs client-side (WebAssembly) | What should you choose?

What Is React?

More videos

  • - NOT Worth Buying? Nike EPIC REACT FLYKNIT 2 vs Epic React REVIEW
  • - NIKE REACT INFINITY RUN FLYKNIT REVIEW | The Ginger Runner

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Blazor
React
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
2% 2%
98% 98%

User comments

Share your experience with using Blazor and React. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Blazor no reviews yet
React no reviews yet
  • Top JavaScript Frameworks in 2025
    solguruz.com · Nov 2024

    ReactJS is a JavaScript based UI development library which is developed by Facebook. It is an open-source framework which is widely used by developers for web development. One of the major reasons why React.JS is...

  • The 20 Best Laravel Alternatives for Web Development
    tms-outsource.com · Jan 2024

    React’s the cool kid on the block, turning heads since Facebook dropped it at our feet. Building dynamic user interfaces feels less like coding, more like crafting with this JavaScript library.

  • Top 9 best Frameworks for web development
    www.kiwop.com · Nov 2023

    React uses a virtual DOM to optimize the performance of UI updates and follows a one-way data flow for easy tracking of data changes. With its active community and abundance of third-party resources and libraries,...

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Blazor 7 mentions
React 818 mentions
  • Blazor and .NET 8: How I Built a Fast and Flexible Website
    I’ve been working on a new website for my series CSharp in the Cards. I built this website in a way that was easy to maintain, flexible and most importantly would respond quickly to requests from visitors. I knew that Blazor with .NET 8... - Source: dev.to / over 2 years ago
  • #12: Headless CMS & SWA - Built With Blazor
    Over the last few days we've been exploring JavaScript-based frameworks for building web apps. Today, we switch our attention to our amazing .NET community and talk about building Static Web Apps with Blazor. - Source: dev.to / over 4 years ago
  • What is a good reason to consider Blazor?
    Hi there. I'm the Program Manager at Microsoft for Blazor, so naturally I'm happy to make the Blazor pitch 😊. If you're comfortable already with JS/TS then it's understandable that Blazor might not have as strong an appeal. Blazor is... Source: about 5 years ago

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  • Understanding Docker multi-stage builds
    Let's start by preparing a sample application that we want to place in a Docker image. This will be a web application created using the React framework and its create-react-app tool. It will generate a code template and configuration,... - Source: dev.to / over 1 year ago
  • Node.js vs Python: Real Benchmarks, Performance Insights, and Scalability Analysis
    Python integrates seamlessly with machine learning (TensorFlow, PyTorch) and data analytics stacks (Pandas). Node.js integrates better with frontend JS ecosystems like React, Vue, and Next.js. - Source: dev.to / about 1 year ago
  • What is the Most Effective AI Tool for App Development Today?
    Dora AI exemplifies this. Allan Murphy Bruun adds, "What makes it different is its context-aware logic stitching that understands user flows beyond just UI elements." By analyzing Figma designs, it generates React code with state... - Source: dev.to / about 1 year ago

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Alternatives to Blazor and React

When comparing Blazor and React, you can also consider the following products.