Tools

90 tools, organized by category — search or filter to find the one you need.

Data & Files

7

CSV to JSON ConverterConvert between CSV and JSON formats instantly, both directions.

CSV to Excel ConverterConvert CSV files to genuine Excel (.xlsx) spreadsheets, free.

CSV & JSON Data MergerCombine multiple CSV or JSON files into one dataset, free.

CSV Viewer & CleanerView, edit, and clean messy CSV data in a spreadsheet-like grid.

File Hash CheckerVerify a file's integrity by checking its hash against an expected value.

File Type DetectorDetect a file's true type by its content, not just its extension.

Random Data GeneratorGenerate realistic fake data for testing — names, emails, addresses, and more.