Data & spreadsheets

Clean, validate and convert CSV and JSON files with precise, practical utilities.

15 tools

Available tools

Transform text and tabular data privately, without server uploads.

CSV to interactive HTML dashboardCreate a standalone sortable, searchable HTML table from CSV data.Data & spreadsheets JSON array to NDJSONConvert a JSON array into newline-delimited JSON records.Data & spreadsheets NDJSON to JSON arrayConvert newline-delimited JSON records into a JSON array.Data & spreadsheets TSV to CSVConvert tab-separated columns into properly quoted CSV.Data & spreadsheets CSV to TSVConvert CSV records into a tab-separated table.Data & spreadsheets CSV to HTML tableGenerate safe HTML table markup from comma-separated values.Data & spreadsheets CSV to Markdown tableConvert a CSV table into Markdown table syntax.Data & spreadsheets Sort JSON object keysRecursively sort JSON object keys alphabetically.Data & spreadsheets Flatten JSON objectFlatten nested object keys into dot-separated properties.Data & spreadsheets Transpose CSV rows and columnsSwap the rows and columns of a CSV table.Data & spreadsheets CSV to NDJSONConvert CSV records into newline-delimited JSON objects.Data & spreadsheets Minify JSONRemove unnecessary JSON whitespace without changing the data.Data & spreadsheets CSV to JSONConvert a comma-separated table into a formatted JSON array with column headers as object keys.Data & spreadsheets JSON to CSVTurn an array of JSON objects into a clean CSV download. Quotes, commas and line breaks are escaped correctly.Data & spreadsheets Remove duplicate CSV rowsRemove repeated CSV data rows while preserving the header and original row order.Data & spreadsheets