Notícias sobre JavaScript / HTML5

Aplique modelos de planilha a novas pastas de trabalho

Maio 12, 2026
O designer aprimorado do SpreadJS 19.1 agora pode aplicar modelos de planilha pré-configurados com estilos e formatos consistentes desde o início.

SpreadJS is a JavaScript spreadsheet and data visualization component built to deliver Excel-compatible functionality within web applications. It provides a flexible, high-performance interface for displaying and manipulating tabular data, supporting advanced features such as formulas, pivot tables, charts, conditional formatting, and data binding. SpreadJS integrates smoothly with popular frameworks like React, Angular, and Vue, and includes robust import and export capabilities for Microsoft Excel files. It is commonly used in enterprise applications where users need a responsive, interactive spreadsheet experience directly in the browser.

The SpreadJS 19.1.0 update enhances the designer with a new templatesConfig option, allowing developers to define template configurations for new workbooks. By loading templates from remote sources or preloaded data, applications can apply consistent styles and formats during initialization or reset operations, helping teams standardize workbook creation and simplify spreadsheet setup.

To see a full list of what's new in 19.1.0, see our release notes.

SpreadJS is licensed per developer and includes 1 Year Maintenance (major and minor version releases and unlimited support phone calls). SpreadJS requires an Annual or Perpetual Deployment License. The optional Add-ons are available at an additional cost, and require a SpreadJS license. See our SpreadJS licensing page for full details.

For more information, visit our SpreadJS product page.

Habilite comentários de célula em grades de dados

Maio 11, 2026
O Smart UI v26.0.0 adiciona comentários nativos em células de grade de dados para colaboração integrada, feedback contextual e revisões de dados mais rápidas.

Smart UI by Smart HTML Elements is an enterprise-grade UI library offering pre-built web components for developers in Angular, React, Vue, Blazor, and JavaScript. It boasts over 60 ready-to-use components like grids, charts, schedulers, and editors, all featuring two-way data binding, responsiveness, accessibility, and theming capabilities. This library helps developers rapidly build dynamic and modern web applications with consistent look-and-feel and rich functionalities, accelerating development time and ensuring professional quality.

The Smart UI v26.0.0 update introduces native Data Grid cell comments, enabling software developers to build more collaborative applications with contextual feedback and data annotations directly within tabular interfaces. This feature improves communication during data reviews, validation workflows, and approval processes by allowing users to attach comments to specific cells without relying on external tools or custom implementations.

To see a full list of what's new in v26.0.0, see our release notes.

Smart UI (Smart HTML Elements) is licensed per developer and is available as a perpetual license with 1 year support and maintenance. It includes distribution to unlimited Web applications, SaaS projects, Intranets and Websites. Team, OEM and Enterprise licensing options are also available. See our Smart UI (Smart HTML Elements) licensing page for full details.

Learn more on our Smart UI (Smart HTML Elements) product page.

Adicione formatação condicional a planilhas

Maio 8, 2026
Adicione indicações visuais inteligentes aos aplicativos de planilha React para que os usuários possam identificar tendências, limiares e mudanças importantes de forma mais eficiente.

Conditional formatting support in a React spreadsheet component allows developers to apply dynamic visual styling to cells based on defined rules, values, formulas where supported, or predefined conditions, such as highlighting trends, thresholds, errors, or status changes as data changes. This capability improves data readability and usability by helping users identify important information quickly without manual analysis, while also enabling more interactive and responsive data-driven applications. For software developers, it provides a familiar spreadsheet experience within React applications, reduces the need for custom rendering logic, and supports the creation of dashboards, financial tools, reporting systems, and enterprise data management interfaces with clearer visual context.

Several React spreadsheet controls support conditional formatting including:

  • SpreadJS by MESCIUS lets you apply rule-based conditional formatting in React spreadsheets, highlighting trends and thresholds with dynamic visual cell styling.
  • Infragistics Ignite UI for React Spreadsheet (part of Infragistics Ignite UI) allows you to create React spreadsheets using conditional formatting rules that emphasize critical data.
  • Syncfusion React Spreadsheet (part of Syncfusion Essential Studio Enterprise) facilitates conditional formatting enabling developers to visualize patterns and exceptions.

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

Compare React Spreadsheet Controls

Gerencie compromissos com agendamento interativo

Maio 7, 2026
Planeje, edite e organize eventos com facilidade, usando visualizações de calendário responsivas, interações de arrastar e soltar e suporte integrado a eventos recorrentes.

A scheduling component is a prebuilt UI control that enables developers to add interactive calendar and appointment management features to applications quickly and efficiently. It includes capabilities such as multiple calendar views, recurring events, drag and drop editing, and responsive layouts that improve productivity and simplify planning. Scheduling components are commonly used in appointment booking systems, employee scheduling, project management tools, healthcare applications, and meeting room reservation platforms.

Several jQuery UI Suites feature a scheduler component including:

  • DevExtreme Complete lets you build responsive scheduling applications with interactive calendar views, recurring appointments, and drag-and-drop editing.
  • Telerik DevCraft UI allows you to create feature-rich scheduling experiences with customizable appointments, timeline views, and responsive layouts.
  • Infragistics Professional facilitates advanced scheduling and calendar management with flexible event planning, resource allocation, and recurring appointments.
  • jQWidgets lets you implement interactive scheduling interfaces featuring customizable calendar views, appointment editing, and responsive cross-platform functionality.

For an in-depth analysis of features and price, visit our jQuery UI Suites comparison.

Compare jQuery UI Suites

Adicione fluxos de trabalho de PDF a aplicativos JavaScript

Maio 6, 2026
O Document Solutions for PDF JS ajuda desenvolvedores a criar, editar, visualizar, converter e automatizar PDFs em aplicativos JavaScript baseados em navegador e no lado do servidor.

Document Solutions for PDF JS by MESCIUS is a JavaScript PDF API that enables software teams to add PDF functionality to web applications. It supports use cases such as generating documents, modifying existing files, rendering pages, handling forms, converting content, and automating PDF-related processes across browser-based and server-side JavaScript environments.

Beyond core document processing, the product provides tools for creating richer document workflows within custom applications. Its WebAssembly-based engine is designed for efficient performance, while the optional viewer component supports interactive scenarios such as annotation, review, and form filling. This gives teams more control over how PDFs are handled and helps reduce reliance on separate PDF software in reporting, compliance, data collection, and collaboration scenarios.

Document Solutions for PDF JS is licensed per developer and is available in several license options for differing distribution needs. Team licenses are also available for multiple developers within the same organization. See our Document Solutions for PDF JS licensing page for full details.

Learn more on our Document Solutions for PDF JS product page.