CSV to JSON / HTML / Markdown

Parse CSV in your browser with auto-detected delimiters. Export as JSON (objects or arrays), sortable HTML tables, or GitHub-ready Markdown. Nothing is uploaded.

100% Client-Side — Your CSV never leaves the browser

Data

Drop a .csv file here

or click to browse — paste text below works too

0 characters

Preview & export

Add CSV text or drop a file to see a live preview.

How to use CSV transformer

  1. 1Paste CSV or drop a .csv file — delimiters (comma, semicolon, tab) are detected automatically
  2. 2Toggle “First row is header” to switch between JSON objects with keys or arrays of rows
  3. 3Choose JSON, HTML table, or Markdown; for JSON, pick pretty print or minify
  4. 4Use the right panel for a sortable HTML preview or copy/download the result

Privacy Guarantee

Parsing and transformation run entirely in your browser with Papa Parse. Your CSV is never sent to a server.

🔒 Processed locally in your browser.