Data Tools
Parse, transform, and visualise data without writing a single line of code. JSON, CSV, SQL, and more — all in your browser.
All Data Tools (16)
Explore our collection of free data tools
CSV to JSON Converter
Parse CSV (RFC 4180) into structured JSON — quoted fields, embedded newlines, auto-typing for numbers/booleans, instant download.
Convert to JSONJSON to CSV Converter
Convert JSON arrays into CSV — RFC 4180 escaping, configurable delimiter, optional flatten of nested objects, instant download.
Convert to CSVMarkdown to HTML
Convert Markdown to HTML using the same remark + rehype pipeline that powers MDX. GFM tables, strikethrough, task lists, side-by-side preview.
Convert to HTMLBinary to Text Converter
Convert binary code to readable text and back. UTF-8 aware, with one-click swap and copy.
Convert BinaryCSV Validator
Validate CSV structure instantly — catch unclosed quotes, inconsistent column counts, empty or duplicate headers and blank rows, with line-numbered errors and warnings.
Validate CSVHTML to Markdown Converter
Convert HTML documents to clean Markdown with optional YAML frontmatter and a .md download — ideal for docs, README files, and static-site migrations.
Convert to MarkdownJSON Diff
Compare two JSON documents and see exactly what was added, removed, or changed — with a clear path to every difference and a colour-coded before/after view, all in-browser.
Compare JSONJSON to TypeScript
Turn any JSON sample into clean TypeScript interfaces or type aliases — it infers primitives, nested objects, and arrays, names every type, and runs entirely in your browser.
Generate TypesJSON to XML Converter
Convert JSON to well-formed XML — configurable root element, repeated elements for arrays, escaped special chars, optional XML declaration.
Convert to XMLJSON to YAML
Convert JSON into clean, block-style YAML — with configurable indentation, optional key sorting, and safe quoting so the output round-trips perfectly. All in your browser.
Convert to YAMLMock Data Generator
Generate fake CSV or JSON test data — names, emails, phones, addresses, dates, IDs.
Use ToolSQL Formatter
Format, beautify, and re-indent messy SQL queries into clean, readable code — keywords cased your way, clauses on their own lines, runs entirely in your browser.
Format SQLTOML to JSON
Convert TOML configuration files to JSON. Handles tables, arrays-of-tables, inline tables, multi-line strings, hex/octal integers, booleans, and dates.
Convert TOMLUnix Timestamp Converter
Convert Unix timestamps to human-readable dates and back — auto-detects seconds vs milliseconds, supports UTC offsets, and shows relative time.
Convert TimestampXML Formatter
Pretty-print or minify XML — handles XML declarations, comments, CDATA, self-closing tags, and HTML void elements.
Format XMLYAML to JSON
Convert YAML config files to formatted JSON instantly in your browser. Handles block mappings, sequences, flow collections, comments, and typed scalars — no upload, no server.
Convert to JSONSuggest a Tool
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