XLSX to JSON Converter
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What is a XLSX file?
XLSX is the default spreadsheet format used by Microsoft Excel since Office 2007. It is based on the Open XML standard and stores data in cells organized by rows and columns.
XLSX files support formulas, charts, formatting, and large data sets. They are widely used for financial modeling, data analysis, and record keeping across industries.
How to open XLSX files
XLSX files can be opened with Microsoft Excel, Google Sheets, LibreOffice Calc, and many other spreadsheet applications. They are the standard format for spreadsheets today.
You can convert XLSX to PDF, CSV, or XLS using AnyConv or via built-in export options in Excel and other tools.
Key facts about XLSX
- Full name: Microsoft Excel Open XML Spreadsheet
- Extension: .xlsx
- MIME type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
- Developed by: Microsoft
- Initial release: 2007
Useful links and resources
What is a JSON file?
JSON (JavaScript Object Notation) is a lightweight data format used to store and exchange structured information. It is both human-readable and easy for machines to parse, making it ideal for APIs and configuration files.
JSON is widely used in web development, databases, and data science due to its flexibility and support in almost every programming language.
How to open JSON files
JSON files can be opened with any text editor or IDE like VS Code, Sublime Text, and Notepad++. They are also readable by web browsers and command-line tools.
Convert JSON to CSV, XML, or YAML using AnyConv or developer tools tailored for structured data formats.
Key facts about JSON
- Full name: JavaScript Object Notation
- Extension: .json
- MIME type: application/json
- Developed by: Douglas Crockford
- Initial release: 2001
Useful links and resources
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❓ Frequently Asked Questions
- Do I need to register to convert XLSX files?Not at all! You can convert XLSX to JSON without signing up or installing anything.
- Is it safe to convert XLSX to JSON on AnyConv?Absolutely. All XLSX and JSON files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
- Will the quality change after converting XLSX to JSON?We do our best to preserve the original quality during XLSX to JSON conversion. The result is accurate and clean.
- How long does it take to convert XLSX to JSON?Most conversions from XLSX to JSON take just a few seconds — even for larger files.
- Can I upload more than one XLSX file?Yes, batch conversion is supported. You can convert multiple XLSX files to JSON at once — fast and easy.
- What browsers support XLSX to JSON conversion?All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting XLSX to JSON on any platform.