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CSV Tools
46 tools in this collection. Choose a task below or search the complete FeuTex toolkit.
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Bank CSV Transaction Categorizer
Apply your own description rules to local CSV transactions and total each spending category.
Open tool →DataCSV Checker
Delimiter detection Header handling Ragged rows Strict quoting Trim/blank policies
Open tool →DataCSV Column Data Profiler
Inspect column emptiness, unique values, numeric counts and numeric ranges.
Open tool →DataCSV Column Selector
Select and reorder named CSV columns.
Open tool →DataCSV Column Splitter
Split a named column into two fields at the first separator.
Open tool →SpreadsheetsCSV Delimiter Fixer
CSV Delimiter Fixer with local processing, explicit controls and downloadable results.
Open tool →DataCSV Duplicate Checker
Full-row/keyed duplicates Keep first/last Unique/duplicate output Trim/case comparison
Open tool →DataCSV Empty Column Remover
Drop columns whose data cells are all blank or whitespace.
Open tool →SpreadsheetsCSV Encoding to UTF-8 Converter
CSV Encoding to UTF-8 Converter with local processing, explicit controls and downloadable results.
Open tool →DataCSV Formatter
Output delimiter Quoting policy LF/CRLF CSV download
Open tool →DataCSV Formatter (C#)
CSV formatting Quote modes Custom delimiter C# code generation
Open tool →DataCSV Formatter (Python)
CSV normalization Ragged-row padding Table preview Python code generation
Open tool →SecurityCSV Formula Neutralizer
Prefix potentially formula-interpreted cells with an apostrophe.
Open tool →DataCSV Grouped Sum
Sum a numeric column grouped by a categorical column.
Open tool →DataCSV Header Renamer
Rename CSV headers using a JSON mapping without changing cell values.
Open tool →DataCSV Left Join
Join CSV tables on a key, preserving unmatched left rows.
Open tool →DataCSV Long to Wide Converter
Pivot identifier, variable and value columns into a wide table.
Open tool →DataCSV Numeric Row Sorter
Sort CSV records ascending by a finite numeric column.
Open tool →DataCSV Row Difference
Report rows present only in one of two same-schema tables.
Open tool →DataCSV Row Filter
Filter a CSV column by text, empty values or numeric comparisons.
Open tool →DataCSV Table Concatenator
Append rows from a second table, aligning columns by header name.
Open tool →DataCSV Table Transposer
Swap rows and columns of a rectangular CSV table.
Open tool →DataCSV to JSON Converter
Convert quoted CSV data to JSON objects using its first row as headers.
Open tool →TextCSV to Markdown Table
Render rectangular CSV data as an escaped Markdown table.
Open tool →DataCSV to TSV Converter
Change comma-separated data into tab-separated data with quoted-field handling.
Open tool →SpreadsheetsCSV to XLSX Workbook
Convert a CSV table into an XLSX workbook with explicit delimiter selection and safe string-cell handling.
Open tool →DataCSV Tool (Windows-Friendly)
File input CSV normalize JSON/TSV conversion CRLF output
Open tool →DataCSV Wide to Long Converter
Turn value columns into variable/value rows while keeping an identifier.
Open tool →DataData Table Studio — Clean, Filter & Export
Clean CSV, TSV or JSON tables, filter rows, remove duplicates, group and aggregate values, reorder columns and export with a readable table preview.
Open tool →DocumentsDOCX Tables to CSV
Export each Word table to a separate formula-safe CSV file inside a ZIP.
Open tool →DataFree CSV Compare Tool
Keyed or row-index matching Ignore order Trim/case options Difference report
Open tool →DataFree CSV Playlist Import Tool
CSV field mapping M3U8 PLS JSON playlist XSPF Durations
Open tool →DataFree CSV Tool
File loading Validate/clean Deduplicate Sort Select columns Download
Open tool →DataICS Calendar to CSV
Extract event definitions, timestamps, locations and recurrence rules from an exported calendar.
Open tool →DataJSON to CSV Converter
Convert an array of objects to CSV with quoted fields and a combined header.
Open tool →DataNested CSV to JSON Converter
Convert CSV columns with dotted headers into nested JSON, with selectable delimiters, optional type inference and empty-value handling.
Open tool →DataNotepad++ CSV Formatter
Input/output delimiter CSV/TSV/Markdown/aligned text Ragged padding Line endings
Open tool →DataOnline CSV Converter
CSV JSON bidirectional TSV pipe Markdown NDJSON delimiter detection headers and trim
Open tool →DataOnline CSV File Generator
JSON column specifications seeded synthetic rows sequence dates UUID email CSV quoting/newline controls
Open tool →DataOnline CSV Generator
DSL column specifications seeded data typed random values header delimiter quoting controls
Open tool →DataOnline JSON Converter to CSV
JSON to delimited table nested flatten root wrappers quote/null/header options
Open tool →FilesOPML Feeds to CSV
OPML Feeds to CSV with a downloadable result from your supplied file or structured input.
Open tool →DataPasted CSV and TSV to XML
delimited table to XML header-derived tags tag sanitization root/row names
Open tool →DataTSV to CSV Converter
Convert tab-separated tables to comma-separated values.
Open tool →DataVCF to CSV Contacts
Export names, email addresses, phone numbers and organizations from a vCard contact list to a spreadsheet.
Open tool →DataXML to CSV, TSV and SpreadsheetML
XML row inference attributes/nested flattening CSV TSV HTML SpreadsheetML XML
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