Free Online Developer Tools

Free Online Developer Tools is a comprehensive collection of free, privacy-focused online tools for text manipulation, encoding, development utilities, and more. All tools run entirely in your browser with no data collection or registration required.

🌟 Features

• 24+ Professional Tools – Text manipulation, encoding, developer utilities, and generators
• Privacy First – All processing happens in your browser, no data sent to servers
• Mobile Responsive – Optimized for desktop, tablet, and mobile devices
• No Registration – Use all tools immediately without signup
• Fast & Lightweight – Built with Next.js for optimal performance

🔧 Available Tools

📝 Text Tools

• Case Converter – Convert between uppercase, lowercase, title case, camel case, etc.
• Text Reverser – Reverse text, words, or lines with various options
• Slug Generator – Create URL-friendly slugs for SEO and web development
• Find & Replace – Advanced find/replace with regex support
• Word Counter – Count words, characters, paragraphs, and reading time
• Text Splitter – Split text using custom delimiters
• Text Formatter – Format text with indentation and line break options

🔐 Encoding Tools

• Base64 Encoder/Decoder – Encode/decode Base64 with file support
• HTML Encoder/Decoder – Handle HTML entities safely
• URL Encoder/Decoder – Encode URLs for proper web transmission

👨‍💻 Developer Tools

• JSON Formatter – Format, validate, and beautify JSON with syntax highlighting
• CSV Formatter – Format, validate, and convert CSV data with custom delimiters and options
• CSS Formatter – Format, minify, and validate CSS code with syntax highlighting
• ENV & Properties Parser – Parse .env files or Java properties files between JSON, YAML, and key-value formats
• Regex Tester – Test regular expressions with real-time matching
• Text Diff Checker – Compare texts and highlight differences
• Number Base Converter – Convert between binary, decimal, hex, octal
• Time Zone Converter – Convert time between multiple time zones
• Cron Expression Builder – Visual cron job scheduler builder

🎨 Generators

• QR Code Generator – Create QR codes for URLs, text, WiFi, etc.
• Color Converter – Convert between HEX, RGB, HSL, and other formats
• Password Generator – Generate secure passwords with custom options
• Mock JSON Generator – Generate realistic mock JSON data from schemas instantly
• API Code Generator – Generate ready-to-use API request code snippets in 10+ programming languages
• Bcrypt Hash Generator – Generate secure password hashes
• Lorem Ipsum Generator – Create placeholder text for designs

🏗️ Tech Stack

• Frontend: Next.js 14, React 18, TypeScript
• Styling: Tailwind CSS
• Icons: React Icons (Feather Icons)

📱 Browser Support

• Chrome 90+
• Firefox 88+
• Safari 14+
• Edge 90+
• Mobile browsers (iOS Safari, Chrome Mobile)