Data & File Tools
Free online data tools — CSV, JSON, YAML converters, viewers, and validators.
JSON Formatter
Format, validate & minify JSON
JSON Path Finder
Explore JSON structure & find paths
JSON Schema Generator
Generate JSON Schema from data
JSON Size Estimator
Analyze JSON size & compression
JSON to CSV
Convert JSON arrays to CSV
CSV to JSON
Convert CSV data to JSON
CSV Viewer
Upload, view, sort & filter CSV files
CSV Delimiter Detector
Auto-detect CSV delimiters
JSON to TypeScript
Generate TS interfaces from JSON
JSON to YAML
Convert JSON to YAML
YAML to JSON
Convert YAML to JSON
YAML Validator
Validate YAML & convert to JSON
Fake Data Generator
Generate mock data for testing
PDF Merge
Combine multiple PDFs into one
PDF Split
Extract or split PDF pages
Markdown Preview
Live Markdown preview
Markdown Table Formatter
Format markdown tables
GraphQL Formatter
Format GraphQL queries