Software Alternatives, Accelerators & Startups

React VS Blazor

Compare React VS Blazor and see what are their differences

React logo React

A JavaScript library for building user interfaces

Blazor logo Blazor

An experimental web UI framework using C#/Razor and HTML, running in the browser via WebAssembly
  • React Landing page
    Landing page //
    2023-04-19
  • Blazor Landing page
    Landing page //
    2023-10-19

React features and specs

  • 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 of React

  • 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).

Blazor features and specs

  • 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 of Blazor

  • 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.

React videos

What Is React?

More videos:

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

Blazor videos

Is Blazor A JavaScript Killer?

More videos:

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

Category Popularity

0-100% (relative to React and Blazor)
Javascript UI Libraries
100 100%
0% 0
Web Frameworks
0 0%
100% 100
Developer Tools
97 97%
3% 3
JavaScript Framework
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare React and Blazor

React Reviews

Top JavaScript Frameworks in 2025
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 widely popular is because it uses Virtual DOM. This enables developers to create web applications faster.
Source: solguruz.com
The 20 Best Laravel Alternatives for Web Development
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
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, React is a solid choice for web development.
Source: www.kiwop.com
9 Best JavaScript Frameworks to Use in 2023
React can be used as a base in the development of single-page or mobile applications. However, React is concerned with rendering data to the DOM, so creating React apps usually requires additional libraries for state management, routing, and interaction with an API.
Source: ninetailed.io
JavaScript: What Are The Most Used Frameworks For This Language?
Some of its top features include server-side rendering, automatic code splitting, client-side routing, built-in CSS support, static site generation and API routes. Overall, Next.JS is a powerful and flexible framework that provides developers with a simple and intuitive way to build complex React applications with ease. It is widely used in the React community and has a...
Source: www.bocasay.com

Blazor Reviews

Exploring 15 Powerful Flutter Alternatives
One advantage Blazor introduces comes around security-sensitive use cases. With .NET powering backend, client, and shared application logic, Blazor simplifies applying consistent security principles systemwide. The robust .NET encryption libraries integrate cleanly to protect network and device data. Single unified user authentication flows minimize risk exposure through...

Social recommendations and mentions

Based on our record, React seems to be a lot more popular than Blazor. While we know about 814 links to React, we've tracked only 7 mentions of Blazor. 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.

React mentions (814)

  • Indie Hacking with Open Source Tools: Innovating on a Budget
    One inspiring example is a developer building a "Todoist Clone" using a combination of React, Node.js, and MongoDB. The developer tapped into open source libraries and community support to create a highly responsive task management application. This project underscores how indie hackers can achieve rapid development and adaptation with minimal budget – a theme echoed in several indie hacking success stories. - Source: dev.to / about 7 hours ago
  • Next.js Localization: How to Build a Multilingual Website with Next-Intl
    Next.js is a very popular framework built on top of the React.js library and it provides the best Development Experience for building applications. It offers a bunch of features like:. - Source: dev.to / 14 days ago
  • Web Development Using React Framework
    Explore the official React documentation. - Source: dev.to / 27 days ago
  • Monorepo Tutorial With Lerna, Storybook & Next.js
    We’ll be creating the components package inside the packages directory. In this monorepo package, we’ll be building React components which will be consumed by our Next.js application (front-end package). - Source: dev.to / about 1 month ago
  • Migrating from AngularJS to React
    After evaluating our options including upgrading from AngularJS to Angular (the name for every version of Angular 2 and beyond) or migrating and rewriting our application in a completely new JavaScript framework: React. We ultimately chose to go with ReactJS. - Source: dev.to / about 1 month ago
View more

Blazor mentions (7)

  • 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 had a static server rendering feature and decided that I wanted to put it to the test. I recently published a new lesson to the website and included a web assembly component to... - Source: dev.to / about 1 year 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 / almost 3 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 all about enabling full stack web development with just .NET & C# without having to write JavaScript. But even if you are a JS/TS fan, it's still very convenient to operate fully... Source: over 3 years ago
  • My Favorite C# Features - Part 5: Build for the Modern Web with Blazor
    Building web applications with Blazor is a great way for developers who enjoy C# and .NET to create interactive web applications. I encourage you to check out the Blazor 101 video series published on YouTube and check out https://blazor.net for more learning materials and the tools to get started with Blazor. - Source: dev.to / over 3 years ago
  • What to Expect in .NET 6
    Blazor has become a smart way to build .NET web applications. This is because of its seamlessness and ease of integration with UI libraries like ComponentOne. This makes the application development life cycle more efficient. - Source: dev.to / almost 4 years ago
View more

What are some alternatives?

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

Vue.js - Reactive Components for Modern Web Interfaces

ASP.NET Core - With ASP.

Next.js - A small framework for server-rendered universal JavaScript apps

Retool - Build custom internal tools in minutes.

Svelte - Cybernetically enhanced web apps

Microsoft PowerApps - Microsoft PowerApps provides tools to create, customize, share and run apps.