Data & CSV

CSV viewer

Open a CSV as a readable table, without uploading it.

CSV viewer
Esc to restore

Your inputs

First row contains unique column headings. Files stay on this device; maximum 25 MB.

Up to 25 MB per file, 50,000 data rows, 200 columns and 2 million data cells. Fully blank rows and columns are ignored before row, column and cell limits are checked. Individual tools may have smaller result or chart limits.

Results update as you type. Larger files run when you press Update result.

Processed on your device

Your result

LOCAL & PRIVATE

Your result will appear here.

Your inputs stay in this browser. Nothing is uploaded or saved.

A clear answer. Here’s how.

Parses comma, semicolon or tab-separated text, including quoted delimiters, double-escaped quotes and embedded line breaks. The first row supplies unique headers. The preview shows up to 200 rows; downloads include all parsed rows.

See a worked example

Worked example

A fixed demonstration, separate from the values you enter above.

Your CSV data
Category,Department,Amount
Design,Studio,120
Writing,Studio,80
Design,Marketing,150
Writing,Marketing,100
Design,Studio,60
Column separator
Comma

Example result

Example result
CategoryDepartmentAmount
DesignStudio120
WritingStudio80
DesignMarketing150
WritingMarketing100
DesignStudio60

5 rows × 3 columns. CSV downloads protect potentially active spreadsheet cells.

Keep going.

CSV dataset diffCSV rule validatorCSV calculated columnCSV rank and percentile