File Tools Tools
Create and extract ZIP archives, calculate file hashes, and convert between Excel and JSON formats — all locally in your browser.
FILE
ZIP Creator
Create ZIP archives from multiple files.
FILEZIP Extractor
Extract and browse ZIP file contents.
FILEFile Hash Calculator
Calculate SHA-256, SHA-512, and MD5 hashes of any file.
FILEExcel to JSON
Convert Excel spreadsheets to JSON.
FILEJSON to Excel
Convert JSON arrays to downloadable XLSX files.