What is the Tools69 NDJSON Viewer?

A free browser-based tool that lets you view, search, and validate Newline Delimited JSON (NDJSON) files line by line.

How do I view NDJSON files online?

Upload an NDJSON file or drag and drop it. Each JSON line is displayed individually with validation status.

NDJSON (Newline Delimited JSON) is a format where each line is a separate valid JSON value. It is commonly used for streaming data and log files.

Are my files uploaded to your servers?

No. All processing happens locally in your browser.

Is the NDJSON Viewer free?

Yes. Completely free with no registration required.

Is there a file size limit?

There is no fixed file size limit. Since all processing happens directly in your browser, the maximum file size depends on your device's available memory and browser capabilities. Most modern devices handle large files without any issues.

NDJSON Viewer

Free online NDJSON viewer to view, search, and validate newline delimited JSON files.

Drag & drop your file here, or

🔒 Your files never leave your device and are never uploaded to our servers.

Frequently Asked Questions

NDJSON Viewer

Frequently Asked Questions

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Frequently Asked Questions

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Frequently Asked Questions

What is the Tools69 NDJSON Viewer?

How do I view NDJSON files online?

What is NDJSON?

Are my files uploaded to your servers?

Is the NDJSON Viewer free?

Is there a file size limit?

Related Tools

Spreadsheet Tools

Developer Tools

Document Viewers

Images & Media

NDJSON Viewer

Frequently Asked Questions

What is the Tools69 NDJSON Viewer?

How do I view NDJSON files online?

What is NDJSON?

Are my files uploaded to your servers?

Is the NDJSON Viewer free?

Is there a file size limit?

Related Tools

Spreadsheet Tools

Developer Tools

Document Viewers

Images & Media