Web Development Tools: Complete Developer Toolkit

Everything you need to code, test, optimize, and deploy websites. HTML/CSS editor, JavaScript console, responsive tester, and more.

2.5M+
Lines Coded
15K+
Projects
8K+
Developers
12
Tools
HTML/CSS/JS Editor
Live preview code editor with syntax highlighting
HTML5 CSS3 JavaScript
JavaScript Console
Interactive JavaScript console for testing code
JavaScript Console
Responsive Tester
Test your website on different devices
Responsive Mobile
Code Minifier
Minify HTML, CSS, and JavaScript
Optimization Performance
Meta Tag Generator
Generate SEO-friendly meta tags
SEO Meta
Color Picker
Advanced color picker with formats
CSS Design
Code Validator
Validate HTML, CSS, and JavaScript
Validation Debug
Performance Analyzer
Analyze website performance metrics
Speed Optimization

HTML/CSS/JS Live Editor

Write code and see results instantly with live preview

HTML CSS JavaScript Result

Why Developers Love Our Tools

⚡

Real-Time Preview

See your code changes instantly with live preview. No refresh needed.

🛠️

Complete Toolkit

Everything from code editing to performance optimization in one place.

🔒

Privacy First

All processing happens in your browser. Your code never leaves your device.

📱

Mobile Friendly

Test your responsive designs on multiple device sizes instantly.

">
` }, 'console': { icon: '', title: 'JavaScript Interactive Console', desc: 'Test JavaScript code in real-time', interface: `
> Ready to execute JavaScript
> Try: console.log('Hello')
>
` }, 'responsive': { icon: '', title: 'Responsive Design Tester', desc: 'Test your website on multiple devices', interface: `
` }, 'minifier': { icon: '', title: 'Code Minifier', desc: 'Minify HTML, CSS, and JavaScript', interface: `
Original: 162 bytes
Minified: 104 bytes
Saved: 35.8%
` }, 'meta': { icon: '', title: 'Meta Tag Generator', desc: 'Generate SEO-friendly meta tags', interface: `

Generated Meta Tags:

<title>My Awesome Website</title>
<meta name="description" content="This is an amazing website with great content.">
<meta name="keywords" content="web, development, tools">
<meta name="author" content="hideawayvista">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="robots" content="index, follow">
` } }; // Filter tools by category function filterTools(category) { const cards = document.querySelectorAll('.tool-card'); cards.forEach(card => { if (category === 'all' || card.dataset.category === category) { card.style.display = 'block'; } else { card.style.display = 'none'; } }); } // Category tab click handlers categoryTabs.forEach(tab => { tab.addEventListener('click', () => { categoryTabs.forEach(t => t.classList.remove('active')); tab.classList.add('active'); const category = tab.dataset.category; filterTools(category); }); }); // Switch tool function switchTool(toolId) { const tool = tools[toolId]; if (!tool) return; activeToolIcon.innerHTML = tool.icon; activeToolTitle.textContent = tool.title; activeToolDesc.textContent = tool.desc; toolContent.innerHTML = tool.interface; } // Tool card click handlers toolCards.forEach(card => { card.addEventListener('click', () => { const toolId = card.dataset.tool; switchTool(toolId); }); }); // Initialize with code editor switchTool('code-editor'); // Stats simulation let linesCoded = 2500000; let projects = 15000; setInterval(() => { linesCoded += Math.floor(Math.random() * 100); projects += Math.floor(Math.random() * 2); document.getElementById('linesCoded').textContent = linesCoded >= 1000000 ? (linesCoded / 1000000).toFixed(2) + 'M+' : linesCoded >= 1000 ? (linesCoded / 1000).toFixed(1) + 'K+' : linesCoded + '+'; document.getElementById('projects').textContent = projects >= 1000 ? (projects / 1000).toFixed(1) + 'K+' : projects + '+'; }, 5000); })(); // Global functions for tool interactions function updatePreview() { const html = document.getElementById('html-input')?.value || ''; const css = document.getElementById('css-input')?.value || ''; const js = document.getElementById('js-input')?.value || ''; const frame = document.getElementById('preview-frame'); if (frame) { const content = ` ${html}