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Developers and data engineers often encounter syntax errors when working with complex JSON structures. JSON Validator provides an efficient environment for verifying the integrity of code, identifying misplaced commas, missing brackets, or incorrect data types. By pasting raw code into the editor,...

Validate JSON with detailed error messages and tree visualization
| Site | Description | Screenshot | Votes |
|---|---|---|---|
| Inventive HQ inventivehq.com | 8 | ||
| CodeBeautify codebeautify.org | 3 |
The Babel Formatter tool formats Babel/JavaScript code directly in-browser and supports input from pasted code, files, or URLs. The page indicates the formatter is available as a free online utility. It provides output formatting and download/copy actions for developer workflows.
Format and beautify SQL queries with multi-dialect support
Its Avro Formatter beautifies and minifies Apache Avro schemas with proper indentation for readability. The tool also validates schema structure and reports syntax issues with line/column feedback. It is free to use with no registration requirement.
CSS to LESS
Stylus to SCSS
LESS Compiler