File & Format
Convert and inspect documents and archives.
CSV Column Picker
Keep selected CSV columns by name or index.
CSV Diff
Compare two CSV files by rows or a key column.
CSV to PDF Table
Render any CSV as a printable, paginated PDF table.
EPUB Metadata Viewer
Read title, creator and publisher metadata from EPUB files.
Excel Formula Explainer
Break down Excel formulas into readable function notes.
File Hash Calculator
Compute MD5, SHA-1, SHA-256, SHA-384 and SHA-512 for any file.
iCalendar Event Generator
Generate a basic .ics calendar event.
JSONL / Array Converter
Convert newline-delimited JSON to an array and back.
Magnet Link Decoder
Decode magnet URI parameters into readable fields.
Markdown to PDF
Render any Markdown text into a styled, paginated PDF.
MIME / File Type Sniffer
Identify a file's real type by its magic bytes, not its extension.
PDF Merge
Combine multiple PDFs into a single document.
PDF Metadata Viewer
View a PDF's title, author, dates, page count and encryption status.
PDF Split
Split a PDF into per-page or per-range files.
PDF Text Extractor
Extract plain text from any PDF, page by page.
vCard Generator / Parser
Generate a vCard or parse common vCard fields.
XML to CSV
Flatten repeated XML elements into CSV rows.
ZIP Archive Inspector
Peek inside a ZIP without extracting — list every entry, size and CRC.