If you work with APIs, you work with JSON. And if you work with JSON, you've probably spent time debugging formatting issues, hunting for syntax errors, or trying to extract data from nested structures. Here are 5 free tools that solve these problems instantly - all running in your browser for complete privacy. 1. JSON Formatter The problem: API responses come minified. Reading a 50KB JSON blob with no indentation is painful. The solution: Paste your JSON into a formatter and get readable output with customizable indentation. // Before (minified API response) { "user" :{ "name" : "John" , "email" : "john@example.com" , "preferences" :{ "theme" : "dark" , "notifications" : true }}} // After (formatted) { "user" : { "name" : "John" , "email" : "john@example.com" , "preferences" : { "theme" : "dark" , "notifications" : true } } } Enter fullscreen mode Exit fullscreen mode Try it: JSON Formatter 2.…