XLSX CSV Batch Converter

Batch convert CSV/TSV to XLSX or convert XLSX back to CSV/TSV with delimiter and encoding handling

Batch conversion for spreadsheet text formats. - CSV/TSV/TXT -> XLSX - XLSX/XLS -> CSV/TSV - Auto mode detects direction by extension Designed to reduce delimiter and text-encoding problems in cross-platform workflows.

Example Results

2 examples

Batch CSV and TSV to XLSX

Convert multiple CSV/TSV files to XLSX and return a zip package

xlsx-csv-batch-converter-example1.zip View File

View input parameters

{ "sourceFiles": [ "/public/samples/csv/sample-utf8.csv", "/public/samples/csv/sample-tab.tsv" ], "mode": "auto", "sourceEncoding": "auto", "alwaysZip": true }

XLSX to UTF-8 BOM CSV

Convert Excel sheets to CSV with UTF-8 BOM to avoid mojibake in spreadsheet apps

xlsx-csv-batch-converter-example2.csv View File

View input parameters

{ "sourceFiles": [ "/public/samples/xlsx/workbook-sales.xlsx" ], "mode": "xlsx_to_csv", "outputDelimiter": ",", "outputEncoding": "utf-8-bom", "alwaysZip": false }

Source Files *

Click to upload files or drag and drop files here

Maximum file size: 100MB Maximum files: 50
Supported formats: text/csv, text/tab-separated-values, text/plain, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel

Conversion Mode *

Source Text Encoding

Output Text Encoding

Input Delimiter

Output Delimiter

Sheet Name

Include Header

Always Return ZIP

API Documentation

Request Endpoint

POST /en/api/tools/xlsx-csv-batch-converter

Request Parameters

Parameter Name	Type	Required	Description
sourceFiles	file (Upload required)	Yes	-
mode	select	Yes	-
sourceEncoding	select	No	-
outputEncoding	select	No	-
inputDelimiter	select	No	-
outputDelimiter	select	No	-
sheetName	text	No	-
includeHeader	checkbox	No	-
alwaysZip	checkbox	No	-

File type parameters need to be uploaded first via POST /upload/xlsx-csv-batch-converter 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-csv-batch-converter": {
      "name": "xlsx-csv-batch-converter",
      "description": "Batch convert CSV/TSV to XLSX or convert XLSX back to CSV/TSV with delimiter and encoding handling",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=xlsx-csv-batch-converter",
      "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]

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