Data Formats
Format, validate and convert JSON, YAML, CSV and XML.
9 tools
JSON Formatter
Beautify, minify and validate JSON with precise line and column error locations.JSON Viewer
Browse JSON as a collapsible tree, search keys and values, and copy any node’s JSONPath or value. Handles large files.JSON to YAML
Convert JSON to YAML and YAML to JSON, keeping key order and pointing to the line and column of syntax errors.JSON to CSV
Convert JSON to CSV and back, flatten nested objects, detect delimiters, and add a BOM so Excel opens Chinese text correctly.JSON to TypeScript
Generate TypeScript interfaces or type aliases from sample JSON, merging array items into optional properties and union types.CSV Viewer
View CSV and TSV files as a sortable, filterable table, with delimiter and Big5 detection. Files never leave your device.XML Formatter
Beautify, minify and validate XML, keeping comments and CDATA, with line and column locations for syntax errors.YAML Formatter
Validate and beautify YAML: consistent indentation and quotes, comments kept, and syntax errors pinned to a line and column.Markdown Table Generator
Build Markdown tables in a grid editor or paste from Excel, Google Sheets or CSV, with column alignment and neat CJK-aware padding.