I Built a Privacy-First Developer Toolbox That Runs 100% in Your Browser
javascript
dev.to
Every developer has a handful of tools they reach for daily: a JSON formatter, a Base64 decoder, a timestamp converter. I got tired of pasting sensitive data into random websites that "promise" not to store it, so I built my own. DevTools is a collection of 8 developer tools that run entirely client-side. No server uploads. No data collection. Everything happens in your browser tab. What's Inside JSON Formatter - Format, validate, and minify JSON with auto-detection of nested esca