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"publishedAt": "2026-06-20T04:51:20.000Z",
"site": "https://dev.to",
"tags": [
"productivity",
"showdev",
"sideprojects",
"tooling",
"DevTools Hub",
"Try JSON Formatter →",
"See all 18 tools →",
"Read tutorials →",
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"textContent": "# I Built 18 Free Developer Tools - Here's What I Learned\n\n## Why I Built This\n\nAs a developer, I was constantly switching between different online tools - some required signup, others were bloated with ads, and many lacked basic features. So I decided to build my own collection.\n\n## Introducing DevTools Hub\n\nDevTools Hub is a free collection of 18+ online developer utilities, designed with privacy and simplicity in mind.\n\n## 🛠️ Tools Included\n\n### JSON Tools\n\n * **JSON Formatter & Validator** - Beautify and validate JSON with syntax highlighting\n * **JSON to CSV Converter** - Convert JSON to CSV format instantly\n\n\n\nTry JSON Formatter →\n\n### Image Tools\n\n * **Image Converter** - Convert between PNG, JPG, WebP\n * **Image Compressor** - Reduce file size without quality loss\n * **Image Resizer** - Resize images to any dimension\n\n\n\n### Security Tools\n\n * **Password Generator** - Cryptographically secure random passwords\n * **Hash Generator** - MD5, SHA-1, SHA-256, SHA-512 hashing\n * **JWT Encoder/Decoder** - Encode and decode JSON Web Tokens\n\n\n\n### DevOps Tools\n\n * **Dockerfile Generator** - Generate production-ready Dockerfiles\n * **Database URL Generator** - Build connection strings for PostgreSQL, MySQL, MongoDB\n * **.gitignore Generator** - Create .gitignore files for any stack\n\n\n\nSee all 18 tools →\n\n## ✨ Key Features\n\n### Privacy First\n\nMost tools process data client-side using JavaScript. Your sensitive data never leaves your browser.\n\n### No Signup Required\n\nJump right in - no account creation, no email verification, no tracking.\n\n### Fast & Lightweight\n\nBuilt with Next.js 14 for optimal performance. Tools load in under 100ms.\n\n### Developer-Friendly UI\n\nClean interface with dark mode support. Responsive design works on all devices.\n\n## 🏗️ Tech Stack\n\n * **Frontend** : Next.js 14 (React 18, App Router)\n * **Backend** : FastAPI (Python)\n * **Styling** : Tailwind CSS\n * **Deployment** : Vercel\n\n\n\n## 📚 Bonus: 40+ Tutorial Articles\n\nI also wrote comprehensive guides on:\n\n * Docker & Kubernetes\n * API design patterns\n * Database modeling\n * Git workflows\n * Web security\n\n\n\nRead tutorials →\n\n## 🎯 What's Next\n\nPlanning to add:\n\n * API testing tools\n * Code formatters for more languages\n * WebSocket tester\n * SSL certificate checker\n\n\n\n## 🚀 Try It Out!\n\nVisit **devtoolskit.co.in** and let me know what you think!\n\nWhat tools would you like to see added? Drop a comment below! 👇\n\nTags: #webdev #javascript #python #opensource #tools",
"title": "I Built 18 Free Developer Tools - Here's What I Learned"
}