Spreadsheet 入力
Import a spreadsheet file to convert to JSON
Supports .xlsx, .xlsm, .xls, and .csv files
JSON 出力
Spreadsheet Import Options
Import a spreadsheet file to convert to JSON
Supports .xlsx, .xlsm, .xls, and .csv files
Excel スプレッドシートを構造化 JSON に変換します
Import a spreadsheet file to convert to JSON
Supports .xlsx, .xlsm, .xls, and .csv files
Import a spreadsheet file to convert to JSON
Supports .xlsx, .xlsm, .xls, and .csv files
この Excel → JSON 変換ツールで、スプレッドシートを JSON 配列/オブジェクトに変換して API やデータベース、Web アプリで利用できます。
ステップ 1 – Excel ファイルをアップロード
ステップ 2 – 変換オプションを設定
ステップ 3 – JSON 出力を確認
ステップ 4 – JSON をコピー/ダウンロード
Quick tips for Excel to JSON
// Excel spreadsheet (with headers) | Name | Email | Age | Active | |-------------|--------------------|-----|--------| | Maeve | [email protected] | 28 | true | | Alex | [email protected] | 32 | false | // JSON output [ { "Name": "Maeve", "Email": "[email protected]", "Age": 28, "Active": true }, { "Name": "Alex", "Email": "[email protected]", "Age": 32, "Active": false } ]
Work with spreadsheet data and JSON using these complementary conversion and formatting tools.
converter.excelToJson.related.cards.jsonToExcel.description
converter.excelToJson.related.cards.csvToJson.description
Format and validate the JSON output for readability and error checking.
Validate the generated JSON to ensure correct structure and syntax.
This tool supports .xlsx, .xlsm (macro-enabled), legacy .xls, and .csv files. Excel workbooks can contain one or many sheets, while CSV files open as a single sheet preview.
After importing a spreadsheet file, you can select which sheet to convert using the dropdown in settings. Sheet names are detected automatically from Excel workbooks, and CSV files are loaded as a single sheet.
Yes. Use the range option in settings to specify a cell range like 'A1:D10'. Leave it empty to convert the entire used range of the selected sheet.
When 'First row contains headers' is enabled, the first row values become JSON object keys. When disabled, generic keys like 'Column1', 'Column2' are used.
Yes, all data processing happens entirely in your browser. Your spreadsheet file is parsed locally and never sent to any server, ensuring completely private and secure conversion.