DevWrench

DevWrench is a collection of fast browser-based developer tools designed for everyday development workflows. Convert JSON to TypeScript interfaces, transform cURL commands into Fetch requests, compare JSON objects, flatten nested JSON to CSV and inspect large CSV files directly in your browser. All tools run locally in your browser: no accounts, no uploads and no tracking. DevWrench focuses on simple utilities developers use daily when working with APIs, JSON data and JavaScript projects.