.JSON File Extension
Lightweight text-based data interchange format based on key-value data structures.
application/json
7B 22 (Text string: {" or [)
Format Architecture & Technical Specifications
JSON (JavaScript Object Notation) is an open text-based standard format for representing structured data using attribute-value pairs and array data types. It is ubiquitous across RESTful web APIs and configuration management.
How to Open .JSON Files
1 Inspect in Browser
Drag .json file into Chrome or Firefox to view formatted JSON tree.
2 Edit in VS Code
Open in VS Code for syntax highlighting, linting, and JSON schema validation.
Compatible Software Programs
VS Code
windows, mac, linux • Free
Notepad++
windows • Free
Sublime Text
windows, mac, linux • Free
Security Considerations & Verification
Plain text structured data. Safe.
- Validate bracket matching ({}) and quotation marks using JSONLint or AnyFileX JSON Validator.
Frequently Asked Questions
What is a .JSON file?
A .JSON file is a JavaScript Object Notation associated with Code & Data. Lightweight text-based data interchange format based on key-value data structures.
How do I open a .JSON file on Windows or Mac?
You can open .JSON files using VS Code, Notepad++, Sublime Text. If you do not have native software installed, you can use AnyFileX's free File Identifier or convert .JSON to a standard format in your browser.
Is a .JSON file safe to open?
This format carries a safety rating of Low Risk. Plain text structured data. Safe.
Can I convert a .JSON file to other formats?
Yes! .JSON can be converted to formats such as .CSV, .YAML directly in your web browser.
What should I do if a .JSON file is corrupted or won't open?
If your .JSON file displays an invalid header or signature error, check its magic bytes hex header (7B 22 (Text string: {" or [)) using AnyFileX's Magic Byte Detector or follow our step-by-step file repair guide.