The Pure JavaScript UI Controls Library
The Syncfusion JavaScript UI controls library is the only suite you’ll ever need to build an application, featuring over 145 high-performance, lightweight, modular, and responsive UI components in a single package. An AI coding assistant helps boost your development speed and simplify your workflow.
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A comprehensive UI library for JavaScript
Lightweight and user friendly
The entire library is built from scratch to be lightweight and modular. Its footprint can further be reduced by including only specific components and features that your application requires.
Modular architecture
All controls and their features are created as modules to allow selective referencing, so that only controls and features you need are included in your application.
Built for performance
Performance is critical for a good user experience. We ensure that all our controls are designed and built to achieve the best performance possible.
Responsive and touch friendly
All the controls are touch friendly and render adaptively based on the device, providing optimal user experience on phones, tablets, and desktops.
Stunning built-in themes
Pixel-perfect, built-in themes are available in Material, Bootstrap, Tailwind CSS, and Fabric designs. In addition, you can use an accessible high-contrast theme and an onlineTheme Studio tool for customizing built-in themes.
Globalization simplified
Easily build applications to be used by a global audience in various language and culture settings.
Code on GitHub
Complete source code, unit test files, and end-to-end test scripts are available onGitHub. These components are subject to the terms and conditions of the Syncfusion EULA.
Stay current
With our commitment to at least four major updates per year, you receive the most up-to-date functionality and new components in addition to monthly service packs and bug fixes. Custom patches are available as needed.
Accessibility
All the controls follow the accessibility guidelines and standards, includingADA,Section 508,WCAG 2.2 standards, andWCAG roles that are commonly used to evaluate accessibility.
AI-Powered Tools for Developers
Explore the complete Syncfusion® AI ecosystem: AI-ready UI components, smart developer tools likeCode Studio (an AI code editor) and instant support with theAI-powered HelpBot. Everything you need to build intelligent, modern apps faster.
Explore Our AI ToolsAI Coding Assistant
The Syncfusion AI Coding Assistant supercharges JavaScript development with intelligent, context-aware code suggestions tailored to Syncfusion UI components. Easily integrate and configure projects in AI-powered IDEs like VS Code, Cursor, and Syncfusion Code Studio.
Get Started with AI AssistantSee how our components can be transformed into beautiful and efficient JavaScript apps
See how our components can be transformed into beautiful and efficient JavaScript apps
Expense Tracker
Track and visualize your daily expenses in a handy way with great UI.
View DemoBrowse code in GitHubSee how our components can be transformed into beautiful and efficient JavaScript apps
See how our components can be transformed into beautiful and efficient JavaScript apps
Loan Calculator
Calculates your loan payment based on your loan amount, interest and term.
View DemoBrowse code in GitHubSee how our components can be transformed into beautiful and efficient JavaScript apps
Document Explorer
File management tool that allows users to navigate, access, edit, and organize various document types, including Word, Excel, PowerPoint, PDF, and image files. It features file operations (open, edit, save, delete), sorting, filtering, and search functionalities.
View DemoBrowse code in GitHubStruggling to decide on the right product?
Our comprehensive competitor comparison of JavaScript controls will guide you to the perfect choice.
Integrates with Top Frameworks
Built-in integration with the most popular third-party frameworks like Angular, React, and Vue.
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Frequently Asked Questions
✅ Why should I choose Syncfusion JavaScript components?
- 145+ JavaScript components including DataGrid, Charts, Scheduler, andDiagram with rich feature set.
- All the components are touch friendly and render adaptively based on the device, providing an optimal user experience on phones, tablets, and desktops.
- It’s easy to build applications for global audiences with various languages and cultures.
- They're some of the best JavaScript components on the market that offer feature-rich UIs to interact with your software.
- Expansive learning resources such as demos, and documentation help you understand the component easily.
- Fast, responsive support through support, Community Forum, and Feedback.
- Syncfusion JavaScript components packages are available in NPM.
✅ Can I download and utilize the Syncfusion JavaScript components for free?
No, this is a commercial product and requires a paid license. However, afree community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue, 5 or fewer developers, and 10 or fewer total employees.
✅ How do I get started with Syncfusion JavaScript components?
A good place to start would be our comprehensivegetting started documentation.
✅ Where can I find the Syncfusion JavaScript components demos?
You can find our JavaScript components demoshereJavaScript demos.
✅ Can I deploy an application that uses Syncfusion JavaScript components to unlimited clients?
Yes, you can deploy an application that uses Syncfusion JavaScript components to unlimited clients. We only license on a per-developer basis and do not charge any runtime, royalty, or deployment fees. More details on our licensing model can be foundhereMore about licensing.
Awards
Greatness—it’s one thing to say you have it, but it means more when others recognize it.Syncfusion® is proud to hold the following industry awards.


Recent activities in JavaScript blogs
The JavaScript blog posts will guide you in creating your first app with the JavaScript controls. They’ll give you problem-solving ideas, describe features and their functionality, announce the new feature availability, explain JavaScript controls best practices, and describe example scenarios using the JavaScript controls library. Check out our recent activity on our blog for JavaScript.






