Data
17 toolsFormat, convert, and validate data across JSON, CSV, Excel, XML, YAML, and TypeScript interfaces.
Tool list
JSON Formatter
Beautify, minify, and validate JSON in your browser with indent, key sorting, non-ASCII escape, and clear line/column error reporting — no upload required.
Zip và UnZip Online
Zip và UnZip Online directly in your browser with fflate. Create ZIP archives, extract ZIP files, add files or folders, choose compression level, inspect contents, and download results without uploading private files.
CSV to JSON
Convert pasted CSV/TSV, uploaded CSV files, or public web page tables into JSON directly in your browser.
Excel to JSON
Convert Excel spreadsheets (.xlsx, .xls) into JSON instantly. Multi-sheet preview, type coercion, pretty or minified output - all processed in your browser.
Excel to Markdown Table
Convert Excel spreadsheets (.xlsx, .xls), Google Sheets URLs, or pasted tables into Markdown tables, grid tables, or HTML — all processed in your browser.
JSON to Excel
Convert JSON arrays, API responses, and uploaded JSON files into Excel spreadsheets with flattening, array expansion, and CSV export.
XML to JSON
Convert pasted XML, public XML URLs, RSS feeds, or uploaded XML files into clean JSON with attribute, type parsing, and output shape controls.
JSON to CSV
Convert pasted JSON, public JSON APIs, or uploaded JSON files into CSV with delimiter, quoting, line ending, and BOM controls — all processed in your browser.
JSON to YAML
Convert pasted JSON, public JSON URLs, or uploaded JSON files into clean YAML 1.2 with indent, quoting, multi-line block, and document marker controls — all in your browser.
YAML to XML
Convert YAML to XML with configurable root elements, pretty print, XML declaration, and direct browser-based XML export.
JSON to XML
Convert pasted JSON, public JSON URLs, or uploaded JSON files into well-formed XML with root name, indent, null strategy, CDATA wrapping, and declaration controls — all in your browser.
JSON to Markdown Table
Convert JSON arrays or objects into clean Markdown tables, lists, structured documents, or HTML tables. Perfect for README files, GitHub, Notion, and Obsidian — all processed in your browser.
JSON to Zod
Convert JSON objects or arrays into Zod schemas with accurate types, optional fields, nested structures, and TypeScript type inference — all processed in your browser.
JSON to Schema
Convert JSON objects or arrays into JSON Schema (Draft 4, 6, 7, 2019-09, 2020-12) with accurate types, format detection, required fields, and validation rules — all in your browser.
JSON to Function Calling Schema
Convert JSON objects into Function Calling schemas for OpenAI, Claude, and Gemini. Tool calling, structured outputs, and AI integrations — all processed in your browser.
JSON to TypeScript
Convert JSON objects or arrays into TypeScript interfaces or type aliases with nested extraction, readonly modifiers, optional fields, and string literal unions — all processed in your browser.
Excel to XML
Convert Excel spreadsheets (.xlsx, .xls), CSV files, and pasted table content into clean XML with element or attribute cell styles, multi-sheet support, and CDATA controls — all processed in your browser.