Inspect and transform structured data directly in your browser. These tools are built for developers, analysts, students, and anyone moving information between common text formats.
Data Tools18 free tools
View, validate, format, and convert structured data.
Most used
Regular Expression Tester
NewTest a regular expression against bounded text and inspect matches and capture groups. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCSV to JSON Converter
NewParse CSV with quoted fields and convert rows into structured JSON. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserJSON to YAML Converter
NewConvert valid JSON into readable YAML with safe scalar quoting. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserSQL Formatter
NewFormat common SQL clauses and indentation without sending queries to a server. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserJWT Decoder
NewDecode JWT headers and payloads locally without claiming signature verification. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCSV Viewer
NewOpen CSV data in a searchable, sortable browser table. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCSV & spreadsheets
JSON to CSV Converter
NewConvert an array of flat JSON objects to correctly escaped CSV. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCSV to Excel Converter
NewConvert CSV rows into a basic spreadsheet-compatible XLSX workbook. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserExcel to CSV Converter
NewExport the first supported spreadsheet sheet to CSV. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserTSV to CSV Converter
NewConvert tab-separated rows to correctly quoted CSV. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserXML to CSV Converter
NewConvert repeated simple XML elements into a flat CSV table. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCode & structured data
YAML to JSON Converter
NewParse a safe YAML subset and output formatted JSON. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserJSON Schema Validator
NewValidate common JSON Schema keywords against a JSON instance. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserURL Parser
NewBreak a URL into origin, path, query parameters, hash, and decoded components. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browsercURL Converter
NewParse a bounded cURL command into fetch and request-summary examples. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCreate & preview
Markdown Editor & Preview
NewWrite bounded Markdown, preview safe HTML, and download the source. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserCron Expression Generator
NewBuild and explain standard five-field cron expressions. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browserImage to Base64 Converter
NewConvert a supported image to Base64 or a copyable data URL locally. Use the focused browser controls, compare the result with the source, and check the page's processing note before working with sensitive material.
In your browser