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XLSX Sheet To JSON Schema

Infer JSON Schema from worksheet headers and sample rows with types, enum candidates, and basic constraints

Infer JSON Schema from spreadsheet samples.

  • Uses header row as property names
  • Infers primitive type and nullable behavior
  • Detects enum candidates and numeric/string constraints
  • Exports schema as JSON file

Example Results

1 examples

Infer JSON Schema from Sheet Samples

Read header and sample rows to infer field types, enum values, and required constraints

xlsx-sheet-to-json-schema-example1.json View File
View input parameters
{ "excelFile": "/public/samples/xlsx/workbook-sales.xlsx", "sheetName": "Sheet1", "headerRow": 1, "sampleSize": 100, "enumMaxDistinct": 10 }

Click to upload file or drag and drop file here

Maximum file size: 100MB Supported formats: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel

0 0.98 1

Key Facts

Category
Format Conversion
Input Types
file, text, number, range
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

Infer JSON Schema from spreadsheet samples. - Uses header row as property names - Infers primitive type and nullable behavior - Detects enum candidates and numeric/string constraints - Exports schema as JSON file

When to Use

  • •Use it when you need to convert json, xml content quickly in the browser.
  • •Helpful for format conversion workflows that need repeatable inputs and fast results.
  • •A good fit when you want to test with real files before running the same workflow in code or API calls.

How It Works

  • •Provide Excel File, Sheet Name, Header Row, Sample Rows as input to the tool.
  • •The tool processes the request and returns a file result.
  • •For file workflows, start with representative samples such as json, xml test files to verify edge cases and output quality.

Use Cases

Convert json, xml data during debugging or QA.
Validate expected output before using the API or automation flows.
Test the workflow with representative sample files and edge cases.

Try with Samples

json, xml, xlsx
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xlsx, xls
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preferred input family xml
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FAQ

What does XLSX Sheet To JSON Schema do?

XLSX Sheet To JSON Schema helps you convert json, xml content online without setting up a separate local script or app.

When should I use this tool?

Use it when you need a quick convert workflow, want to verify output, or need a browser-based utility for format conversion tasks.

Can I try this tool with sample data?

Yes. This page can recommend related sample files so you can test the workflow immediately.

What inputs does XLSX Sheet To JSON Schema accept?

XLSX Sheet To JSON Schema accepts Excel File, Sheet Name, Header Row, Sample Rows and supports file uploads for 1 field.

Is there an API for XLSX Sheet To JSON Schema?

Yes. The tool page includes an API endpoint so you can move from manual testing to scripted usage.

API Documentation

Request Endpoint

POST /en/api/tools/xlsx-sheet-to-json-schema

Request Parameters

Parameter Name Type Required Description
excelFile file (Upload required) Yes -
sheetName text No -
headerRow number No -
sampleSize number No -
enumMaxDistinct number No -
requiredThreshold range No -
schemaTitle text No -

File type parameters need to be uploaded first via POST /upload/xlsx-sheet-to-json-schema to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-xlsx-sheet-to-json-schema": {
      "name": "xlsx-sheet-to-json-schema",
      "description": "Infer JSON Schema from worksheet headers and sample rows with types, enum candidates, and basic constraints",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=xlsx-sheet-to-json-schema",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]