File Tools
File utilities: convert spreadsheets, encode and decode Base64, create ZIP archives, clean up CSV data, and more.
Convert Spreadsheet
Convert spreadsheet files between Excel (.xlsx), CSV, TSV, JSON, and ODS formats.
Markdown to HTML
Convert Markdown to HTML with support for tables, code blocks, footnotes, and GitHub-flavored Markdo...
YAML to JSON
Convert between YAML and JSON. Validates your input and outputs clean, pretty-printed results.
Clean CSV
Clean up messy CSV files: remove empty rows, fix encoding, normalize delimiters, trim whitespace, an...
Base64 Encode / Decode
Encode text or files to Base64, or decode Base64 strings back to their original form. Handles files ...
Hash Checker
Calculate MD5, SHA-1, SHA-256, and SHA-512 checksums for files or text. Compare against a known hash...
ZIP Tool
Create ZIP archives from files or extract contents from existing ZIP files.