supertools-browser-toolkit

⚡ SuperTools — Your All-In-One Browser Toolkit

20 powerful tools packed into one lightweight extension. No API keys. No accounts. No data collection. Everything runs 100% offline in your browser.

🆓 FREE TOOLS (10): • 🧮 Calculator — Full math calculator with keyboard support • 🔤 Word Counter — Words, characters, sentences, read time • 🔐 Password Generator — Crypto-secure with strength meter • 📝 Quick Notes — Auto-saved browser notepad • 🎨 Color Picker — HEX, RGB, HSL with one-click copy • { } JSON Tool — Format, minify, and validate JSON • 🌙 Dark Mode — Force dark mode on any website • 📄 Lorem Generator — Placeholder text paragraphs • Aa Text Case — UPPER, lower, Title, camelCase, snake_case, kebab-case • 📏 Unit Converter — Length, Weight, Temperature, Area, Speed, Data, Time

👑 PRO TOOLS (10): • 🔣 Base64 — Encode and decode Base64 • #️⃣ Hash Generator — SHA-256, SHA-384, SHA-512, SHA-1 • ⏱️ Pomodoro Timer — Focus timer with browser notifications • 📸 Screenshot — Capture visible tab as PNG • .* Regex Tester — Live pattern testing with match positions • 📱 QR Code Generator — Create QR codes from any text or URL • 📖 Read Mode — Strip clutter for clean reading • 📐 Page Ruler — Measure pixel distances on any page • 📋 Clipboard Manager — History of last 25 copied items • 🔊 Text to Speech — Read text aloud using browser voices

✅ WHY SUPERTOOLS? • No API keys required — everything works offline • No data collection — zero tracking, zero analytics • Lightweight — under 32KB total size • Beautiful dark UI — modern, clean, easy to use • Freemium — free tools have no limits, pro unlocks with one-time key

Built for developers, designers, writers, students, and anyone who wants quick access to everyday tools without opening extra websites.