Data & CSV Tools
Open, sort, merge, split, clean and convert CSV files without Excel.
CSV Viewer
Open CSV and TSV files as a searchable, sortable table without Excel; large files stay smooth.
Open toolCSV Sorter
Sort CSV rows by one or two columns as text, numbers or dates, ascending or descending.
Open toolCSV Deduplicator
Remove duplicate rows from a CSV by comparing whole rows or only the columns you choose.
Open toolCSV Column Extractor
Keep only the CSV columns you need and download a smaller file.
Open toolCSV Column Remover
Delete unwanted columns from a CSV file in seconds, in your browser.
Open toolCSV Merger
Combine several CSV files into one, matching columns by header name or position.
Open toolCSV Splitter
Split a large CSV into smaller files by row count or column value and download them as a ZIP.
Open toolCSV to Markdown Table
Convert CSV or pasted spreadsheet data into an aligned Markdown table for READMEs and docs.
Open toolTSV to CSV Converter
Convert tab-separated values to comma CSV (or semicolon, pipe or TSV) with correct quoting.
Open toolHTML Table to CSV Converter
Turn tables in pasted HTML into clean CSV, respecting colspan and rowspan.
Open toolCSV to HTML Table Converter
Convert CSV into clean, escaped HTML table markup with optional thead and CSS class.
Open toolEdit CSV files without Excel
Open large CSV and TSV files as a searchable table in your browser, sort by any column, remove duplicate records and download a new file that contains only the columns you need.
Merge, split and convert
Combine several CSVs with the same structure into one file, split a huge file into smaller parts and convert tables to Markdown, HTML or JSON.
Your data stays on your device
Sensitive tables such as customer lists or sales reports are never uploaded; all processing happens in your browser.