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Overview
SumSheet — what it isCapability map next to ExcelArchitecture: four layers and objectsWhat happens from open to saveStrengths and tradeoffs
Getting started
Installing SumSheetQuick start: your first project
Guides
How the API session worksRequests used in the exampleResponding to clicks and the context menuIntegrating into an applicationEmbedding kit: structure, events, menuSurface eventsDiagnosticsVerified script
Runtimes
The core in the browser through WebAssemblyA separate core process alongside your applicationSumSheet as a server-side processorPhone and tabletRuntime environments and the end-to-end scenario
Contract and boundaries
Readiness checklistFrom concept to pilotSumSheet version history
Examples
Live example: a budget spreadsheetSumSheet examplesMinimal sheetSheet with the ribbonEmbedding into a third-party pageA million rowsCrosshairRead-onlyCustom headersSheet without header stripsCustom menu itemCustom keyboard shortcutCustom languageDrop a workbook hereTwo people in one documentAssistants drive the sheetCustom eventHyperlinkFind and replaceNotesSheet outlinePage layoutAllow editing rangesWorkbook linksHeadless
Reference
SumSheet referenceSumSheet transport and message formatSumSheet session and conventionsWhat you can do with each formatSession and workbookCells and rangesSheetsPrinting and layoutFormulas and calculationFormattingData, filters, and objectsPivot tablesPower Query: M expressionsPower Query: connectorsPower Query: queries and stepsPower Query: tables from queriesPower Query: execution and progressPower Query: trust and privacyPower Query: external mashupsVBA and macrosProtection and reviewTypes: session, workbook, and sheetsTypes: cells and rangesTypes: formulas and calculationTypes: formattingTypes: data and sheet objectsTypes: pivot tablesTypes: charts and graphicsTypes: printing and page layoutTypes: Power QueryTypes: VBA and macrosTypes: protection and reviewTypes: general and utility

Workbook links

A formula computes from another workbook: the list of links, their state and the source address come from the core, and the window owner opens the workbook.

a formula computes from another workbook: the list of links, their state and the source address come from the core, and the window owner opens the workbook
open in a new tab ↗A working example.

Next

Section titled “Next”

Documentation assistant

Answers are assembled from the documentation and may be inaccurate — check the sources.