Developer Tools

Open CSV File Online - Free CSV Viewer, Editor & JSON Export

Open CSV files online instantly. View and edit CSV in a searchable table, filter rows, and export CSV to JSON securely in your browser.

Drag & drop CSV file here

or click to browse

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How to Use the CSV Viewer

1. Upload CSV

Drag and drop your CSV file or click to select one from your device.

2. View & Filter

View your data in a clean table. Use the search bar to filter specific rows.

3. Export

Export your filtered data to JSON format for use in your applications.

Key Features

  • ✓Client-Side Processing: Your data never leaves your browser. It's 100% secure and private.
  • ✓Instant Search: Filter through thousands of rows instantly with the built-in search.
  • ✓Responsive Table: View your data comfortably on any device with our optimized table layout.
  • ✓JSON Export: Convert your CSV data to JSON format with a single click.

Frequently Asked Questions

How can I open a CSV file online without Excel?

Upload your .csv file here and it opens instantly in a table view. You can search, filter, and inspect rows directly in your browser.

Can I convert CSV to JSON after viewing or filtering?

Yes. After you review or filter rows, use Export JSON to download structured JSON from your CSV data.