Built a free developer toolkit with 20 tools — no signup needed"

Hey everyone! I built a free developer toolkit with 15 tools: 🔧 JSON Formatter, Regex Tester, Markdown Previewer 🎨 Color Palette Generator, CSS Gradient Generator 🔐 Password Generator, Base64 Encoder, QR Code Generator 📝 Word Counter, Lorem Ipsum, Text Case Converter 📐 Unit Converter, Timestamp Converter, URL Encoder, HTML Entities Everything runs client-side, no data leaves your browser. 👉 https://toolboxy.netlify.app Would love feedback — what tools should I add next?