Excel to Base64 Encoder (XLSX/XLS to Base64)
📂 Drag & drop an Excel file (XLSX/XLS) here, or click to select
About Excel to Base64 / XLSX to Base64 / XLS to Base64 Encoder
This free online tool allows you to encode Excel files (XLSX, XLS) to Base64 strings. Just drag & drop or select your Excel file, and the Base64 result will be generated instantly. Whether you need Excel to Base64, xlsx to base64, or xls to base64, this tool covers all Excel formats.
- Fast and secure Excel encoding to Base64 (supports both .xlsx and .xls)
- No file upload required, works entirely in your browser
- One-click copy for convenience
- Perfect for developers, office automation, and data processing
Base64 encoding is often used to embed Excel files in HTML, CSS, JSON, or for API data transfer. Use this tool whenever you need to convert Excel, xlsx, or xls files to Base64 format.
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