Released: May 12, 2026

Updates in 19.1.0

Features

Designer Enhancements

• Templates Configuration & Default Template - The Designer now includes a templatesConfig option, allowing users to define and apply pre-configured styles and formats to new workbooks. By providing a URL to a template configuration file, users can load various template types from remote sources or pre-loaded data, ensuring consistent workbook creation. This feature simplifies workflow by applying default or selected templates upon initialization or 'Reset'...

Released: Dec 18, 2025

Updates in 19.0.0

Features

• Collaboration Server Add-on
  • Real-time Collaboration (officially released): The real-time collaboration functionality enables multiple users to edit the same spreadsheet simultaneously through collaboration server-side components.
    • Real-time synchronization of cell edits, formatting changes, and structural modifications.
    • Collaborative Undo/Redo support within the collaboration solution.
    • Slicer operations now fully supported in collaboration mode.
    • License mechanism added to the...

Released: Nov 20, 2025

Updates in 18.2.5

Fixes

• This release is identical to 18.2.4. It was only published in order to mark legacy @grapecity npm packages as deprecated.
• Important Notice:
  • Migrate from @grapecity/spread-sheets to @mescius/spread-sheets.
  • Beginning with version 19, the legacy @grapecity/spread-sheets package will no longer be published or maintained.
  • All new versions of SpreadJS will be released under the @mescius scope.
  • Existing versions of @grapecity/spread-sheets will remain available for use but will not receive...

Released: Oct 30, 2025

Updates in 18.2.4

Features

• Added support for Angular 20.
• Added support for Nuxt.js 4.

Fixes

• Charts Fix:
  • [SJS][v18] XSS Chart Column Error.
• Demo Fixes:
  • Financial Application Demo has Extra White Scroll Space.
  • How to add File > New item templates in the Designer.
• Designer Component Fixes:
  • After expanding the table area, click on the cell in the table and the console reports an error.
  • Invalid CSS syntax in Designer style sheet causing compilation errors.
  • Hide option button in sort dialog.
  • Issue with merge cells...

Released: Sep 25, 2025

Updates in 18.2.3

Fixes

• Calculation Engine fix:
  • Format string throw error.
• Demo fix:
  • Check Header Formulas case in tutorial.
  • Sample code in the description of Shape Text demo sample is not correct.
• Excel IO fix:
  • Emojis cannot be displayed properly when importing Excel files.
  • Import xlsx file failed.
• Formatter fix:
  • Date Value is not Exported as Formatted Date.
• Report Sheet fix:
  • Fixed =sjs.uuid() problem.
  • After adjusting the order of rules in the reportsheet.
  • Click the preview button.
• Shapes fix:
  • The sheet...

Released: Sep 11, 2025

Updates in 18.2.2

Features

• Added a ReportSheet sample to showcase demo.

Fixes

• Calculation Engine fix:
  • PRICE formula output mismatch between Excel and SpreadJS.
  • Conditional format from Excel fails to work after import into SpreadJS.
• Command fix:
  • Ctrl + [ shortcut navigates incorrectly for cross-sheet references.
• Designer Component fix:
  • After deleting a cell type from the table binding template, the expanded data still contains the deleted cell type.
• Excel IO fix:
  • Exporting Excel error.
  • Date values entered under...

Released: Aug 28, 2025

Updates in 18.2.1

Fixes

• Calculation Engine fix:
  • Result of formula is different from Excel when including empty string.
  • Calculation error fixed.
• Command fix:
  • Cell borders not sending command to command manager listener.
• Data Validation fix:
  • Fixed the display in the drop-down item of data validation.
• Designer Component fix:
  • Issue when formatting cells using context menu.
  • The builtInFileIcons needs to be updated to support .xlsm and *.xltm files.
  • Clarification on custom functions defined globally and locally.
  • Line...

Released: Aug 14, 2025

Updates in 18.2.0

Features

• Designer Enhancements
  • Theme Support & Customization: SpreadJS Designer now supports two built-in themes and provides theme customization capabilities, enabling support for more modern themes.
  • Transform Command: Implemented a Transform command to apply LAMBDA formulas to a selection, replacing the selected content.
  • Name Manager Enhancements: Added sorting and filtering capabilities to the Name Manager interface.
  • Font Picker Editing: Enabled editing within the font picker component of...

Released: Jul 2, 2025

Updates in 18.1.4

Features

• Added support for React 19.
• [Next.js] Added support for Next.js 15.
• Added support for Comment Fill Color (Excel 2019+).
• Added a config button to enable fontScriptCode to Desktop Designer.
• Use "createRoot" instead of "ReactDOM" API in React demo samples.

Fixes

• Designer Component fix: Text in page setting in Print ribbon menu displays different from Excel.
• Data Validation fix: After filtering, there is a lag when scrolling horizontally.
• Designer Component fix: Node not selected when...

Released: Jun 19, 2025

Updates in 18.1.3

Features

• Published Online Collaboration Demo.

Fixes

• Calculation Engine fix:
  • Result of COUNTIF and SUMIF is different from Excel comparing 'ー', '―'.
  • Formulas fail to evaluate as expected when loading Excel file.
  • Adding name "Ynp1" throws invalid custom name error.
  • XIRR function calculates to incorrect result.
  • Prompt bindingPath error after upgrading version.
  • Export and import sjs setting includeCalcModelCache true, reference cell isn't updated.
• Charts fix:
  • Loading files containing charts takes...