Overview
Convert JSON to CSV or XLSX locally in your browser. 100% client-side.
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
Details
- Version1.0.0
- UpdatedMarch 3, 2026
- Size367KiB
- LanguagesEnglish (United States)
- DeveloperWebsite
Email
we@zappnia.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
