JSON to Excel Converter

Name: JSON to Excel Converter
Author: Zappnia

Convert JSON to Excel and CSV instantly. 100% client-side. Pro plan available.

As of June 2026, JSON to Excel Converter has 5 users in the Productivity category.

Zappnia Productivity

Chrome Web Store ↗.crx

Users+150.0%

Rating0%

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— reviews

Reviews0%

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Version

1.1.0

Manifest V3

90-day change · In the last 90 days this extension 1 version update, changed permissions.

History

6 snapshots

Tracking since Apr 16, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 16, 2026	2	—	—	1.0.0
May 1, 2026	4	—	—	1.0.0
May 7, 2026	4	—	—	1.1.0
May 24, 2026	3	—	—	1.1.0
May 31, 2026	4	—	—	1.1.0
Jun 6, 2026	3	—	—	1.1.0
Now	5	—	—	1.1.0

Changelog

May 1, 2026

short_description

Convert JSON to CSV or XLSX locally in your browser. 100% client-side.

Convert JSON to Excel and CSV instantly. 100% client-side. Pro plan available.

May 1, 2026

host_permissions

(empty)

https://*.zappnia.com/*, <all_urls>

May 1, 2026
permissions
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downloads
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storage
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Permissions & access

Permissions: storage
Host access: https://*.zappnia.com/*, <all_urls>

Screenshots

About

JSON to Excel Converter – Convert JSON to CSV or XLSX Instantly

Convert JSON to Excel or CSV directly inside your browser.
Fast, secure, and 100% client-side — no uploads, no servers, no tracking.

If you work with APIs, backend data, or structured JSON files, this extension makes it effortless to convert JSON into clean, structured Excel spreadsheets in seconds.

🚀 Why Install This JSON to Excel Extension?

Whether you're a developer, data analyst, product manager, or business user, raw JSON isn’t easy to read in spreadsheet tools. This extension helps you:

1. Convert JSON to Excel (.xlsx)
2. Convert JSON to CSV
3. Flatten nested JSON automatically
4. Transform arrays into structured rows
5. Download instantly with one click

Everything happens locally in your browser.

🔒 100% Private & Secure

Unlike many online JSON to Excel converters, this extension:

1. Does NOT upload your data
2. Does NOT send data to servers
3. Does NOT use tracking or analytics
4. Works completely offline

Your JSON files stay on your machine.

🧠 Smart JSON Handling

This tool intelligently processes:
1. Nested objects
2. Deeply structured JSON
3. Arrays of objects
4. Complex API responses
5. Large JSON datasets

Nested keys are flattened using dot notation (example: user.address.city), ensuring compatibility with Excel columns.

📂 Multiple Input Methods

1. Paste raw JSON
2. Upload a .json file
3. Convert structured API output

The extension validates your JSON before conversion and shows clear error messages if formatting is incorrect.

📊 Perfect For

1. Backend developers exporting API responses
2. Data analysts preparing reports
3. QA testers reviewing structured data
4. Business teams converting system exports
5. Anyone searching for “json to excel converter” or “convert json to csv”

⚡ Fast Performance

Designed for speed and efficiency:

1. Handles large files smoothly
2. Instant conversion
3. No page reloads
4. Lightweight and responsive UI

🛠 Supported Formats

1. JSON → XLSX (Excel)
2. JSON → CSV

Compatible with Microsoft Excel, Google Sheets, and other spreadsheet software.

💡 Simple Workflow

1. Open the extension
2. Paste or upload your JSON
3. Click Convert
4. Download your Excel or CSV file