Universal Data Converter & Cleaner
Auto-detect, clean, preview and convert JSON, CSV, YAML, XML, tables, SQL inserts and TypeScript types
Paste structured data, choose an output, then convert. Cleaning options stay tucked away until you need them.
About, use cases, and privacy
About Universal Data Converter & Cleaner
Universal Data Converter & Cleaner is the flagship ToolsFam workspace for moving structured data between developer, spreadsheet, database, documentation and publishing workflows. Instead of opening separate converters for every format, you can paste data once, let the tool detect the input shape, clean the rows, preview the structure, then export to the format your next step needs.
The tool supports common high-intent formats: JSON, CSV, YAML, XML, Markdown tables, HTML tables, SQL INSERT statements, Excel-friendly CSV and TypeScript interfaces. It can flatten nested JSON, trim string values, normalize headers, remove duplicate rows and rename columns before export. That makes it useful for API debugging, seed data, spreadsheet cleanup, import preparation, documentation tables and quick data QA.
Processing runs in your browser. Your customer samples, internal API responses, spreadsheet rows, database examples and documentation drafts do not need to be uploaded just to reshape them. For very large datasets, a dedicated data pipeline may still be better, but this workspace is designed to make everyday conversion work fast and reliable.
Guides for this tool
Related Workflow Kits
Content Cleanup Kit
Turn rough text or copied markup into cleaner content that is easier to paste into docs, CMS fields, emails or tickets.
Convert CSV to JSON in Browser
Turn spreadsheet rows into JSON for imports, mocks and API fixtures without uploading the table.
Frequently Asked Questions
It detects JSON, CSV, YAML, XML, Markdown tables, HTML tables and SQL INSERT statements, then exports to JSON, CSV, YAML, XML, Markdown, HTML, SQL or TypeScript.