Nouvelles JavaScript / HTML5

Feuilles de calcul à échelle avec rendu à haut volume

Décembre 12, 2025
Jspreadsheet Pro v12 optimise les performances grâce à un rendu étendu de la fenêtre de vue, garantissant que les grands tableaux sont réactifs et évolutifs.

Jspreadsheet Pro is a flexible JavaScript-based spreadsheet solution that enables developers to create customizable, feature-rich data grids for web applications. It offers advanced formulas, data validation, and API integrations. Ideal for tasks like financial modeling, inventory management, and project tracking, it helps businesses efficiently manage and analyze data. Its backend server integration supports real-time data processing, enhancing workflows and boosting productivity across various industries.

The Jspreadsheet Pro v12 update improves handling of large datasets by introducing an extended viewport with optimized rendering that processes only the visible portion of the spreadsheet. This enhancement reduces memory usage, maintains interface responsiveness, and enables smooth interaction even when working with very large or complex data structures. It provides developers with a more scalable foundation for building applications that require high-performance spreadsheet capabilities without compromising speed or usability.

To see a full list of what's new in version 12, see our release notes.

Jspreadsheet Pro is licensed as an Annual or a Perpetual License with support and maintenance. We can supply any Jspreadsheet Pro license including new licenses, maintenance renewals, and upgrade licenses. See our Jspreadsheet Pro for full details.

For more information, visit our Jspreadsheet Pro product page.

Visualisez des données 3D avec des graphiques de contours 2D pour WPF

Décembre 12, 2025
ComponentOne Studio Enterprise 2025 v2 optimise vos applications WPF grâce à des capacités de mappage de contours et de visualisation de gradients haute performance.

ComponentOne Studio Enterprise is a comprehensive suite of .NET UI controls developed by MESCIUS (formerly GrapeCity) designed for building rich, interactive desktop, web, and mobile applications. It provides developers with a broad range of tools and components-including data grids, charts, reports, input controls, and advanced data visualization features-for platforms such as WinForms, WPF, ASP.NET Core, Blazor, WinUI, and .NET MAUI. The suite emphasizes performance, flexibility, and ease of integration, helping teams create consistent, feature-rich user experiences across multiple application types while maintaining a unified development approach.

The ComponentOne Studio Enterprise 2025 v2 update introduces 2D Contour Charts in FlexChart for WPF, allowing developers to represent three-dimensional data on a two-dimensional surface through contour lines or shaded bands that highlight areas of equal value. This capability delivers a clear visual understanding of gradients, surface characteristics, and other continuous data patterns. With support for multiple contour types, customizable contour levels, and flexible gradient color palettes, developers gain precise control over how value transitions are presented. These enhancements make the WPF contour chart well suited for scientific and engineering analysis, elevation and surface mapping, and any application that requires accurate comparison of value distribution across two variables.

To see a full list of what's new in 2025 v2, see our release notes.

ComponentOne Studio Enterprise is licensed per developer on a perpetual basis and includes a 12 month subscription. Priority Support is also available. See our ComponentOne Studio Enterprise licensing page for full details.

Learn more on our ComponentOne Studio Enterprise product page.

Exportez facilement les données de la grille en PDF dans les applications Angular

Décembre 12, 2025
Infragistics Ignite UI for Angular 21 vous permet de rendre des données en grille en PDF, avec la prise en charge de la mise en page et de la mise en forme avancées.

Infragistics Ignite UI for Angular is a comprehensive suite of Angular components and UI controls designed to accelerate development of high-performance, enterprise-grade web applications. It offers a rich collection of data grids, charts, and other UI elements, along with advanced features like pivoting, docking, and hierarchical data management. Built on Angular, the toolkit integrates into existing projects and provides a foundation for building modern, responsive, and interactive user interfaces.

The Ignite UI for Angular 21 release introduces the Grid PDF Exporter, a new service that allows developers to export data directly into PDF format from both raw arrays and advanced Angular grid components like IgxGrid, IgxTreeGrid, IgxHierarchicalGrid, and IgxPivotGrid. It offers a rich set of export capabilities including support for multi-page documents, automatic handling of page breaks, and customization of PDF formatting. Whether you're working with hierarchical data or flat tables, the service provides a structured and flexible solution for generating professional PDF files.

To see a full list of what's new in version 21, see our release notes.

Infragistics Ignite UI for Angular is part of Infragistics Ignite UI which is licensed per developer and is available as a Perpetual License with a 1, 2 or 3 year support and maintenance subscription. See our Infragistics Ignite UI licensing page for full details.

Infragistics Ignite UI for Angular is available in the following products:

Détectez les tendances avec des visuels intégrés compacts

Décembre 11, 2025
Obtenez une vision claire des données de votre tableau Excel grâce à des graphiques sparkline compacts qui révèlent les tendances, mettent en évidence les points clés et simplifient les comparaisons significatives.

Sparklines in spreadsheets are small, in-cell charts that provide a concise visual summary of data trends without the need for full-sized graphs. They help users quickly identify patterns such as growth, decline, and volatility, making complex information easier to understand at a glance. Because sparklines update automatically with underlying data, they improve real-time analysis and are ideal for dashboards, performance tracking, and financial reporting. Common use cases include monitoring monthly sales performance, comparing product trends side by side, spotting anomalies in operational metrics, and enhancing executive summaries with clear, space-efficient visual context.

Several JavaScript spreadsheet controls offer sparkline functionality:

  • SpreadJS by MESCIUS lets you embed dynamic sparklines in spreadsheets, enabling clear trend visualization, real-time insights, and compact data reporting capabilities.
  • Infragistics Ultimate UI for jQuery Excel Library (part of Infragistics Professional) allows you to create spreadsheet sparklines visualizing trends and helping emphasize metrics.
  • Jspreadsheet Pro facilitates adding responsive sparklines to spreadsheets, enabling quick trend recognition, improved reporting, and intuitive comparisons across datasets.

For an in-depth analysis of features and price, visit our comparison of JavaScript spreadsheet controls.

Compare JavaScript Spreadsheet Controls

Concevez des mises en page prêtes pour Excel avec des rapports basés sur cellules

Décembre 10, 2025
ActiveReportsJS v6.0 introduit un mode de conception basé sur cellules pour des mises en page plus précises et une structure d’exportation Excel améliorée.

ActiveReportsJS by MESCIUS is a JavaScript reporting toolkit that allows developers to design and embed interactive reports within web applications. It includes a standalone report designer for building reports visually and a JavaScript report viewer component that integrates with web frameworks such as React or vanilla JavaScript. The toolkit supports a range of data visualization options and export formats, helping developers deliver rich, interactive reporting capabilities in the browser.

The ActiveReportsJS v6.0 update introduces a new cell-based layout mode that provides precise control over the alignment and structure of report elements using a grid of cells. This layout mirrors the structure of spreadsheets, making it particularly effective for generating reports intended for export to Microsoft Excel. It helps minimize layout inconsistencies and fragmented cells, ensuring a clean and predictable structure for exported files. Developers benefit from a more consistent and data-oriented layout approach, especially in scenarios where structural accuracy is critical.

To see a full list of what's new in 6.0, see our release notes.

ActiveReportsJS is licensed on an annual subscription or perpetual basis and is available as a Single Deployment License for non-commercial use, and as a Single Domain License or Unlimited Domain License for commercial and/or SaaS use. See our ActiveReportsJS licensing page for full details.

Learn more on our ActiveReportsJS product page.