CSV Parser – Online Preview, Validation & JSON Conversion

CSV Data

Supports .csv / .tsv / .txt. Files are read only in your browser.

Parsing Options

Delimiter

First row

File encoding

Trim whitespace Skip empty rows

Commas, line breaks and double quotes inside quoted fields are handled correctly.

Parsing Results

0Data Rows

0Columns

0Valid Rows

0Column Mismatches

Preview shows up to the first 200 rows; JSON contains all data rows.

🔒

100% Private

CSV data is parsed only in your browser. Nothing is uploaded or stored on a server.

⚡

Smart Parsing

Automatically detect delimiters and headers, including complex quoted fields with commas and line breaks.

🛠️

Table & JSON

Preview the result as a table, or copy and download the converted JSON file.