OminiTools

Spreadsheet

Inspect rows, columns, and data tables entirely in your browser without uploading to third parties.

ToolsExcel ToolsSpreadsheet Viewer (Excel, CSV, TSV)

Spreadsheet Viewer (Excel, CSV, TSV)

Inspect rows, columns, and data tables entirely in your browser without uploading files to third parties.

Drop a spreadsheet file here

Supports Microsoft Excel (.xlsx), CSV, and TSV files

Runs 100% locally in your browser • Zero server uploads