Data converters
Move data between JSON, CSV, XML, Markdown and HTML.
CSV to JSON
Convert CSV to JSON online. Auto-detects the delimiter, handles quoted fields, and can type numbers and booleans. Free, and your file never leaves the browser.
JSON to CSV
Convert JSON to CSV online. Flattens nested objects into columns, unions all keys, and quotes fields safely for Excel. Free and fully in-browser.
JSON to XML
Convert JSON to well-formed XML with indentation and a configurable root element. Free online converter that runs entirely in your browser.
XML to JSON
Convert XML to JSON online. Handles attributes, nested nodes and CDATA, with a compact output mode. Free, instant, nothing uploaded.
HTML to Markdown
Convert HTML into clean Markdown. Keeps headings, links, lists, tables and code blocks, drops the styling noise. Free in-browser converter.
Markdown to HTML
Convert Markdown to HTML with a live preview. Supports tables, task lists, fenced code and autolinks. Free online converter, runs in-browser.