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Enterprise-Grade, Excel-Style Spreadsheet Editor for Blazor Apps

  • Authentic Excel-style editing experience
  • Rapid data processing and formula execution
  • Engineered for enterprise-grade security
4.5/5 600+ Reviews
4.5/5 800+ Reviews
4.5/5 800+ Reviews
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Why do you need our Blazor Spreadsheet Editor?

The SDK enables secure, high-performance, Excel-style editing directly within your application—eliminating the need to switch between external tools or manage dispersed spreadsheet versions. Our Blazor Spreadsheet Editor SDK offers precise WYSIWYG editing, advanced data processing, and enterprise-grade security, allowing you to confidently build sophisticated, data-driven solutions with ease.

Experience Excel-like editing in action. Upload your own Excel files, try formulas and functions, analyze data, format cells, and export the spreadsheet as an Excel file.

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Enterprise-ready Spreadsheet editing

Built for speed and scale

Enjoy exceptional speed when editing, calculating, or scrolling through even the largest spreadsheets. Our Blazor Spreadsheet Editor SDK is powered by a high-performance engine that ensures instant interactions and smooth responsiveness. Intelligent row and column virtualization enables effortless navigation and editing across vast datasets without memory overload or rendering delays. Whether you’re working with live business data or complex analytical models, performance remains consistently fluid.

  • Optimized virtualization ensures smooth handling of large datasets without lag or delay
  • Instant rendering and recalculation enable seamless editing

Performance for Extensive Data


Every cell, perfectly aligned

Edit confidently right in your browser. The Syncfusion Blazor Spreadsheet Editor SDK ensures true WYSIWYG fidelity—what you see is exactly what you get. Fonts, borders, and formula outputs are rendered with pixel-perfect precision, guaranteeing consistent appearance across Excel, CSV, and PDF exports. With advanced layout controls like freeze panes, custom views, and accurate print settings, you maintain visual consistency throughout complex sheets. Whether you’re working on financial models, reports, or academic data visualizations, every cell performs exactly as expected. Every cell performs exactly as expected.

  • Accurate WYSIWYG rendering across Excel, CSV, and PDF formats
  • Precise layout control with freeze panes and customizable views

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Confident Editing, right in the Browser


Compute with confidence

Unlock powerful analytics directly within your web and desktop applications. The Syncfusion Blazor Spreadsheet Editor SDK features an extensive library of Excel-compatible formulas, supporting everything from basic arithmetic to advanced financial, logical, and lookup operations. Powered by a high-performance calculation engine, it delivers accurate, real-time results with full support for cross-sheet references, named ranges, and user-defined functions. Developers can optimize performance using automatic or manual calculation modes, providing precise control for large-scale, data-intensive applications.

  • Robust Excel-compatible formula library supports analytical workflows
  • Real-time computation for custom and cross-sheet formulas

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Excel-Style Formulas & Real-Time Calculation Power


Security you can trust

Protect your critical spreadsheet data with enterprise-grade security and robust protection features. The Syncfusion Blazor Spreadsheet Editor SDK keeps all data within your application environment, supporting secure and compliant workflows across industries. Developers can enforce fine-grained access controls, securing entire workbooks or individual sheets with password-based restrictions. Define exactly what users can do—from editing specific cells to inserting or deleting sheets—while maintaining the integrity and structure of your workbooks.

  • No data is exposed to third-party services
  • Detailed sheet and cell-level protection provides complete control

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Secure Access and Actions with Password Protection


@using Syncfusion.Blazor.Spreadsheet
 
<SfSpreadsheet>
    <SpreadsheetRibbon></SpreadsheetRibbon>
</SfSpreadsheet>

Works across major UI stacks

Add Excel-like spreadsheet functionality to your applications with ease. Our solution offers full compatibility with all major frameworks, enabling effortless integration across any technology stack.

  • Out of the box support for React, Angular, Vue, JavaScript, ASP.NET MVC and ASP.NET Core.
  • Unified and intuitive API across all supported frameworks, reducing the learning curve.
  • Extensive documentation featuring rich, framework-specific examples and step-by-step guidance.

Comprehensive Spreadsheet capabilities

Build interactive, Excel-style spreadsheets directly within your application. The Syncfusion Blazor Spreadsheet Editor SDK equips users with everything needed for powerful in-browser data management—from advanced formulas and rich formatting to intuitive ribbon controls and secure data export.

Offer a complete Excel-style experience with all the essential features users anticipate.

  • Rich editing and formula support: Create and modify data using a wide range of built-in formulas, cell references, and automatic calculations.

  • Data sorting and filtering: Quickly organize large datasets and uncover key insights with intelligent filtering options.

  • Image embedding: Insert and position images to represent data visually within the spreadsheet.

  • Styling & formatting tools: Personalize cell appearance with colors, borders, number formats, and conditional formatting.

Equip users with an intuitive and familiar interface for smooth spreadsheet editing.

  • Excel-inspired ribbon interface: Utilize a modern tabbed toolbar to access editing, formatting, and reviewing tools with ease.

  • Contextual menus & shortcuts: Boost productivity through right-click options and keyboard shortcuts.

  • Customizable ribbon tabs: Developers can tailor the ribbon by adding, removing, or rearranging tabs and commands to suit specific application workflows.

Integrate, analyze, and share spreadsheet data securely.

  • Data import & binding: Load data seamlessly from local files, remote sources, databases, or REST APIs.

  • Excel & CSV import and export: Supports standard formats for full compatibility with Microsoft Excel.

  • PDF export: Generate polished reports ready for printing or digital distribution.

Advanced Spreadsheet operations

With built-in protection, formula management, and dynamic data operations, the Syncfusion® Blazor Spreadsheet Editor empowers both developers and users to efficiently and securely manage complex data workflows.

Sheet & workbook protection.

Sheet and workbook protection

Protect spreadsheets with password-based security. Restrict user actions like editing, deleting, or inserting data, and selectively unlock cells to support controlled collaboration.

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Data validation & conditional formatting.

Data validation & conditional formatting

Maintain data accuracy with validation rules and apply visual logic using conditional formatting. Highlight trends, flag errors, or guide user input with clear visual cues.

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API-driven file operations.

API-driven file operations

Programmatically access, store, and control spreadsheet content. Use built-in APIs to import Excel or CSV files, bind live data, and export outputs—optimizing backend-driven workflows.

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Accessibility and global readiness

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Keyboard navigation

Interact with every cell using keyboard shortcuts alone. Perform selections, edits, and clipboard actions without a mouse, supporting highly accessible workflows.

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Screen reader compatibility

Fully compliant with WAI-ARIA standards, the Blazor Spreadsheet Editor SDK ensures all UI elements and cell content are accessible to assistive technologies. High-contrast visuals enhance readability for users with low vision.

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RTL & localization

Designed for global audiences, the SDK supports right-to-left rendering and localization. Format dates, currencies, and numbers according to regional preferences.

Easy integration and customization

Built with developers in mind, the Blazor Spreadsheet Editor SDK integrates quickly, offers extensive customization options, and scales effortlessly with your application.

  • Supports themes, localization, and right-to-left (RTL) layouts for a tailored user experience.
  • Store spreadsheet data locally or integrate seamlessly with your backend systems.
  • Designed for easy onboarding with comprehensive documentation and enterprise-grade support.

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Industry-tailored solutions

The Syncfusion Blazor Spreadsheet Editor SDK empowers professionals across diverse industries to organize, analyze, and share data seamlessly—right within the browser. Engineered for precision, flexibility, and secure data handling, it transforms how teams collaborate and work with spreadsheets.

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No credit card required.

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Finance and accounting

Finance teams can manage complex models, budgets, and forecasts using built-in formula support, conditional formatting, and data validation assuring precision and compliance in every calculation.

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Healthcare and research

Healthcare analysts can securely record and analyze patient metrics, medical statistics, and lab data with customizable sheets and HIPAA-ready protection features.

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Education and academics

Educator and students can manage grades, attendance, and research data in an interactive spreadsheet environment, making tracking, reporting, and learning more intuitive.

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Sales and marketing

Sales and marketing professionals can monitor KPIs, campaign performance, and revenue growth using dynamic data tables and charts—empowering data-driven decisions without switching tools.

See Why Developers Love Syncfusion

These real-time stories shows the impact of our Spreadsheet Editor

The best way to showcase our commitment is through the experiences and stories of those who have used our Spreadsheet editor.

Endless possibilities with one editor

Whether you’re building financial dashboards, managing inventory, analyzing research data, or designing interactive forms, the Blazor Spreadsheet Editor SDK adapts to your needs. With powerful features, a flexible architecture, and enterprise-grade performance, it’s the ideal solution for data-driven applications across industries.

Try it free now

No credit card required.

Endless Possibilities with One Editor

Spreadsheet Editor FAQs

If you’re new to Spreadsheet Editor or have questions, our FAQ will help you learn more about its features and capabilities.

Frequently Asked Questions

Elevate your web and desktop applications to Excel-like powerhouse. The Syncfusion Blazor Spreadsheet empowers you with:

  • Seamless data analysis and visualization like in Microsoft Excel.
  • Compatibility with Microsoft Excel file formats.
  • Highly intuitive user interfaces.
  • Flexible data binding with support to use local and remote data source services.
  • Support for freeze panes, keyboard shortcuts, and all the common Excel features.
  • Support for all modern browsers.
  • Touch-friendly and responsive UI.
  • Expansive learning resources such as demos and documentation to help you get started quickly with Spreadsheet.

The Syncfusion Blazor Spreadsheet is more than just a control; it’s a feature-rich solution for organizing and analyzing data in tabular formats. It provides all common Excel features, including data binding, selection, formulas, editing, formatting, resizing, sorting, importing, and exporting.

A good place to start would be our comprehensive getting started documentation.

Syncfusion offers a feature-rich, high-performance Spreadsheet with reliable support, flexible licensing, and seamless integration-making it a superior choice over many alternatives.

You can find our Blazor Spreadsheet demo, which demonstrates how to render and configure the Spreadsheet.

No, this is a commercial product and requires a paid license. Syncfusion provides a trial period for evaluation. However, a free 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.

Comprehensive documentation, code samples, API references, and community forums are available to support developers at every stage of integration.

Resources

Learn more about our Syncfusion Spreadsheet Editor

Explore demos, KB articles, and documentation to get the most out of our Spreadsheet Editor.

Documentation

Explore guides, APIs, and quick-start tips

Example demos

See live use cases in action

Community forum

Ask, share, and connect with peers

Knowledge base article

Find solutions and best practices fast

Contact support

Get expert help when you need it

Feature and bugs

Track issues and suggest improvements

Trusted by the Industry, Recognized for Excellence

We don’t just say we’re great—independent awards and industry leaders back it up. We are honored to be recognized for our product innovation, customer support, and overall excellence by top organizations worldwide.

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