Format Conversion

XLSX Column Mapper

Rename, reorder, and drop Excel columns with alias matching and case/whitespace normalization

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Upload each file first → returns { filePath }
curl -X POST 'https://api.elysiatools.com/upload/xlsx-column-mapper' \
  -F 'file=@/path/to/excelFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/xlsx-column-mapper' \
  -F 'excelFile=/public/samples/xlsx/workbook-sales.xlsx' \
  -F 'sheetName=Sheet1' \
  -F 'headerRow=1' \
  -F 'renameMapJson={"name":"customer_name","region":"market"}' \
  -F 'aliasMapJson={"first_name":["First Name","first name","FIRST_NAME"]}' \
  -F 'reorderColumns=customer_name,market,amount' \
  -F 'removeColumns=notes,temp_col' \
  -F 'ignoreCase=true' \
  -F 'ignoreSpaces=true' \
  -F 'keepUnmapped=true'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/xlsx-column-mapper

Parameters

Name	Type	Required	Description
excelFile	fileupload required	Yes	—
sheetName	text	No	—
headerRow	number	No	—
renameMapJson	textarea	No	—
aliasMapJson	textarea	No	—
reorderColumns	text	No	—
removeColumns	text	No	—
ignoreCase	checkbox	No	—
ignoreSpaces	checkbox	No	—
keepUnmapped	checkbox	No	—

File-type parameters must be uploaded first via POST /upload/xlsx-column-mapper, then the returned filePath is passed to the corresponding file field.

Response format

File result

JSON

{
  "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)"
}

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-xlsx-column-mapper": {
      "name": "xlsx-column-mapper",
      "description": "Rename, reorder, and drop Excel columns with alias matching and case/whitespace normalization",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=xlsx-column-mapper",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "xlsx-column-mapper",
    "arguments": {
  "excelFile": "/public/samples/xlsx/workbook-sales.xlsx",
  "sheetName": "Sheet1",
  "headerRow": 1,
  "renameMapJson": "{\"name\":\"customer_name\",\"region\":\"market\"}",
  "aliasMapJson": "{\"first_name\":[\"First Name\",\"first name\",\"FIRST_NAME\"]}",
  "reorderColumns": "customer_name,market,amount",
  "removeColumns": "notes,temp_col",
  "ignoreCase": true,
  "ignoreSpaces": true,
  "keepUnmapped": true
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

File parameters accept a public file URL only (https://…). Local paths, data: URIs, and Base64 strings are not supported.

Questions or issues? Contact [email protected]