I built a privacy-first JSON formatter that never uploads your data

The Problem I Was Tired Of Let me paint you a picture that I'm sure many of you have experienced. You're debugging a production API response at 11 PM. The JSON is minified, completely unreadable. You quickly Google "JSON formatter online", paste your payload into the first result you find, and hit Format. Problem solved, right? Not quite. What you probably didn't notice is the tiny network request that tool just made — sending your JSON payload (which might contain API keys, user data, internal IDs, or proprietary business logic) to their backend server. This happened to me one too many times. So I decided to build the tool I actually wanted to use. Introducing BestOfTool BestOfTool is a unified workspace of 15+ JSON utilities that run 100% inside your browser. Zero server uploads. Zero ads. Zero signup required. Here is the core principle: When you paste JSON into BestOfTool, it is parsed by your browser's own JavaScript engine — the same V8 engine that runs your React app locally. Th