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Name	Modified	Size	InfoDownloads / Week
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README.md	2026-07-06	7.2 kB	0
v2.11.0 source code.tar.gz	2026-07-06	1.1 MB	0
v2.11.0 source code.zip	2026-07-06	1.1 MB	2
Totals: 3 Items		2.2 MB	2

We are pleased to announce the release of version 2.11.0. Featured are a handful of new areas of functionality and numerous bug fixes.

A summary of changes is available in the Release Notes. A full list of changes is available in the changelog.

Release Notes

The most notable changes in this release are:

Breaking Change

Upgraded requirement: Go language version is 1.25.0 or later, due to upgrading dependency package golang.org/x/net
Breaking changes for the AddChart, AddChartSheet and AddShape functions
Change Title field data type of Chart from []RichTextRun to ChartTitle
Change Line field data type of Shape from ShapeLine to LineOptions
Renamed data type ChartDashType to LineDashType
Renamed data type ChartLineType to LineType
Renamed data type ChartLine to LineOptions

Security

Check row number when reading worksheet to prevent unbounded memory allocation (CVE-2026-54063), related security advisories GHSA-h69g-9hx6-f3v4
Prevent attacker-controlled allocations by validating against worksheet row number overflow maximum limitation (CVE-2026-59161), related security advisories GHSA-q5j5-6p94-4gwc
Prevent panic on getting cell value with invalid shared string table index (CVE-2026-59162), related security advisories GHSA-fx5j-qcqg-grpf

Notable Features

Added new ChartTitle data type
Added new PivotTableShowValuesAs data type
Added new PivotTableShowValuesAsType enumeration
Added 3 new exported error variables: ErrPivotTableShowValuesAsBaseField, ErrPivotTableShowValuesAsBaseItem and ErrUnsupportedPivotTableShowValuesAsType
Added new field ShowValuesAs in PivotTableField data type
Added new field SelectedItems in PivotTableOptions and SlicerOptions data types
Added new function AutoFitColWidth to support auto fit columns width, related issue [#92]
The SetSheetName function allow sheet rename for invalid source names, related issue [#548]
The CalcCellValue function supports tilde wildcard criteria
The CalcCellValue function supports implicit intersection and fixes regex criteria anchoring
The CalcCellValue function supports 3D references across sheet ranges, related issue [#2303]
The CalcCellValue function supports returning formula calculation result with raw cell value, related issue [#2316]
The AddPivotTable function supports checking whether the same data field appears in pivot table column, rows and filter fields, to prevent generating a corrupted workbook
The AddPivotTable and GetPivotTables functions support setting and getting show values as of pivot table data fields, related issue [#2340]
The AddPivotTable, AddSlicer, GetPivotTables and GetSlicers functions support setting and getting selected items for pivot table and pivot table slicer, related issue [#2154]
The AddChart and AddChartSheet functions support setting chart title with formula
The AddChart and AddChartSheet functions support setting chart title and chart axis title's layout
The AddChart and AddChartSheet functions support setting line format for chart title and chart axis title
The AddShape function supports setting line format of shapes
The NewStyle function supports auto foreground and background color when creating solid fill style when no custom color value is specified

Compatibility Improvements

Fixed chart sheet not showing charts on Excel Online and KingSoft WPS™ Office, related issue [#2273]

Bug Fixes

Fixed a v2.8.1 regression issue [#1383]
Fixed AddChart function panic when adding a chart with no fill series
Fixed CalcCellValue function panic on invalid row reference in some cases, resolved issue [#2266]
Fixed formula exact text matching not matching substrings when using CalcCellValue function
Fixed CalcCellValue function calculation accuracy issue for formula functions BINOM.INV, CHIINV, CHISQ.DIST, IMSECH, IMSQRT and NEGBINOM.DIST
Fixed CalcCellValue function returning incorrect calculation result of FREQUENCY in some cases
Fixed CalcCellValue function returning incorrect calculation result when error values inside parentheses or operators, resolved issue [#2344]
Fixed AddComment function assigning incorrect author ID for all comments when author already exists in authors list, resolved issue [#2289]
Fixed potential deadlock related to file unlocker not being called before returning an error
Fixed custom number format with comma scaling not properly applied, resolved issue [#2297]
Fixed panic on reading corrupted workbook containing invalid worksheet XML by column iterator, resolved issue [#2299]
Fixed missing single quote after adjusting formulas which include external references
Fixed failure to decrypt workbooks protected by ECMA-376 agile encryption with SHA512 hash algorithm in some cases, resolved issue [#2328]
Fixed SetCellFormula function not clearing shared formula metadata when overwriting with a normal formula, resolved issue [#2337]

Performance

Reduced memory usage for reading unencrypted workbooks, reducing rows iterator memory usage by at most 85%
Optimized the coordinates conversion and some internal functions performance
The ColumnNumberToName function memory allocation reduced by about 90%
The CoordinatesToCellName function memory allocation reduced by about 13%
The internal isNumeric function memory allocation reduced by about 68%

Miscellaneous

The dependencies module has been updated
Unit tests and godoc updated
Documentation website with multilingual: Arabic, German, English, Spanish, French, Italian, Japanese, Korean, Portuguese, Russian, Chinese Simplified and Chinese Traditional, which has been updated.
excelize-wasm NPM package release update for WebAssembly / JavaScript support
excelize PyPI package release update for Python
ExcelizeCs NuGet .Net package release for C#