Data converters
Convert between JSON, CSV, YAML, XML, and tabular formats.
Resources
Concept explainers that link back to the tools.
JSON vs CSV for Data Exchange
JSON preserves hierarchy and types; CSV is flat and spreadsheet-friendly. Choose based on your consumer.
Flattening Nested JSON for CSV
Nested JSON must be flattened to dot-notation or similar columns before most CSV and Excel workflows.
YAML vs JSON Explained
YAML and JSON both serialize structured data; JSON is stricter and universal for APIs, while YAML favors human-readable config files.
CSV Encoding and Excel Compatibility
CSV files need consistent character encoding and delimiter conventions or Excel and import tools misread columns and special characters.
XML vs JSON for Data Exchange
XML and JSON both represent structured data; JSON is leaner for modern APIs while XML remains in enterprise, document, and legacy integrations.
Live tools
JSON to CSV Converter Pro
Convert JSON or NDJSON arrays into CSV with file drop, column reorder, flatten, and Excel BOM.
CSV to JSON Converter Pro
Convert CSV rows into a JSON array with file drop, header detection, and type inference.
Nested JSON to CSV Converter
Flatten nested JSON objects into CSV using dot notation column keys.
YAML to JSON Converter
Convert YAML configuration and data files into JSON for APIs and apps.
JSON to YAML Converter
Convert JSON objects into readable YAML configuration files.
XML to JSON Converter
Transform XML documents and API payloads into JSON objects.
JSON to XML Converter
Convert JSON objects into XML documents for legacy APIs and integrations.
CSV to YAML Converter
Convert CSV spreadsheets into YAML lists for configs and DevOps files.
JSON to TOML Converter
Convert JSON objects into TOML configuration files for Rust, Python, and DevOps tools.
TOML to JSON Converter
Convert TOML configuration files into JSON for APIs and apps.
TSV to CSV Converter
Convert tab-separated values into comma-separated CSV for spreadsheets.
CSV to HTML Table
Convert CSV data into a styled HTML table snippet for emails and web pages.