Data & CSV
Clean, convert, filter and compare CSV, JSON, XML and YAML data.
14 free tools · each done in 3 steps · nothing uploaded
CSV CleanerClean messy CSV files: trim spaces, drop empty rows and columns, fix ragged rows, normalize headers and strip the BOM, all in your browser.Remove Duplicate CSV RowsRemove duplicate rows from a CSV by the whole row or chosen key columns, with case-insensitive and whitespace-tolerant matching.CSV Column SelectorPick, reorder and rename CSV columns, then download only the columns you need as CSV or JSON.CSV Delimiter ConverterConvert between comma, semicolon, tab, pipe or custom delimiters, with control over quoting and line endings.CSV Sort & FilterSort CSV rows by several columns with number and date detection, and filter with rules like contains, equals, greater than or empty.CSV to Markdown TableTurn CSV or spreadsheet data into a clean Markdown table for READMEs, docs or AI prompts, with per-column alignment.JSON Array ViewerView a JSON array of objects as a sortable, searchable table, with nested fields flattened into columns and one-click CSV export.JSON to CSV ConverterConvert JSON to CSV with nested objects flattened to dot paths and arrays joined, split into columns or exploded into rows.CSV to JSON ConverterConvert CSV to JSON with type detection for numbers, booleans and null, nested objects from dot headers, and objects or arrays output.XML to JSON ConverterConvert XML to JSON in your browser with attribute prefix, text-node key, value typing and always-array options, plus clear error locations.Sample Data GeneratorGenerate realistic fake test data — names, emails, addresses, dates, UUIDs, numbers and more — as CSV, JSON or SQL INSERT, up to 10,000 rows.Compare CSV FilesCompare two CSV files by a key column and see added, removed and changed rows, with changed cells highlighted before and after.CSV Schema InspectorProfile every CSV column: inferred type, nulls, unique values, min/max, lengths and samples, plus a suggested SQL CREATE TABLE.JSON Schema ValidatorValidate JSON against a JSON Schema (Draft-07 or 2020-12) with a plain-English error list pointing to each path — or generate a schema from sample JSON.