Excel Spreadsheet 入力
データがありません
JSON をインポートして表としてプレビューします。
JSON 出力
Excel Import Options
Import an Excel file to convert to JSON
Supports .xlsx, .xlsm, and .xls files
Excel スプレッドシートを構造化 JSON に変換します
データがありません
JSON をインポートして表としてプレビューします。
Import an Excel file to convert to JSON
Supports .xlsx, .xlsm, and .xls 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.
Format and validate the JSON output for readability and error checking.
Validate the generated JSON to ensure correct structure and syntax.
Generate JSON Schema from Excel-converted JSON for validation and documentation.
Create TypeScript interfaces from Excel data for type-safe frontend development.
This tool supports modern Excel formats including .xlsx, .xlsm (macro-enabled), and legacy .xls files. Both single and multi-sheet workbooks are supported.
After importing an Excel file, you can select which sheet to convert using the dropdown in settings. Sheet names are automatically detected from your workbook.
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 Excel file is parsed locally and never sent to any server, ensuring completely private and secure conversion.