// ==UserScript==
// @name Tech Stack Detector
// @namespace http://tampermonkey.net/
// @version 2.0
// @description Advanced website technology stack analysis with performance metrics, security audit, SEO analysis, and real-time monitoring
// @author Tech Detector
// @match *://*/*
// @grant GM_addStyle
// @grant GM_xmlhttpRequest
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_notification
// @run-at document-end
// ==/UserScript==
(function() {
'use strict';
// Add enhanced CSS styles
GM_addStyle(`
#tech-stack-detector {
position: fixed;
top: 20px;
right: 20px;
width: 450px;
max-height: 85vh;
background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
border: 2px solid #444;
border-radius: 12px;
color: #fff;
font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
font-size: 12px;
z-index: 10000;
overflow: hidden;
box-shadow: 0 8px 32px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.1);
backdrop-filter: blur(10px);
transition: all 0.3s ease;
}
#tech-stack-header {
background: linear-gradient(90deg, #333 0%, #444 100%);
padding: 12px 15px;
border-bottom: 1px solid #555;
display: flex;
justify-content: space-between;
align-items: center;
box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
#tech-stack-tabs {
display: flex;
background: #2a2a2a;
border-bottom: 1px solid #444;
}
.tab {
flex: 1;
padding: 8px 12px;
background: #2a2a2a;
border: none;
color: #aaa;
cursor: pointer;
font-size: 11px;
transition: all 0.2s ease;
position: relative;
}
.tab.active {
background: #3a3a3a;
color: #4CAF50;
box-shadow: inset 0 -2px 0 #4CAF50;
}
.tab:hover {
background: #353535;
color: #fff;
}
#tech-stack-content {
padding: 15px;
max-height: 55vh;
overflow-y: auto;
scrollbar-width: thin;
scrollbar-color: #555 #2a2a2a;
}
#tech-stack-content::-webkit-scrollbar {
width: 6px;
}
#tech-stack-content::-webkit-scrollbar-track {
background: #2a2a2a;
}
#tech-stack-content::-webkit-scrollbar-thumb {
background: #555;
border-radius: 3px;
}
.tech-category {
margin-bottom: 20px;
border-bottom: 1px solid #333;
padding-bottom: 12px;
}
.tech-category h3 {
color: #4CAF50;
margin: 0 0 10px 0;
font-size: 14px;
display: flex;
align-items: center;
gap: 8px;
}
.tech-item {
display: flex;
justify-content: space-between;
align-items: center;
margin: 8px 0;
padding: 6px 10px;
background: rgba(255,255,255,0.03);
border-radius: 6px;
border-left: 3px solid #4CAF50;
transition: all 0.2s ease;
}
.tech-item:hover {
background: rgba(255,255,255,0.08);
transform: translateX(3px);
}
.tech-name {
color: #fff;
font-weight: 600;
display: flex;
align-items: center;
gap: 6px;
}
.tech-version {
color: #FFB74D;
font-weight: 500;
}
.tech-confidence {
color: #81C784;
font-size: 10px;
background: rgba(129, 199, 132, 0.2);
padding: 2px 6px;
border-radius: 10px;
margin-left: 6px;
}
.security-good { color: #4CAF50; }
.security-warning { color: #FF9800; }
.security-bad { color: #F44336; }
.security-critical { color: #D32F2F; background: rgba(211, 47, 47, 0.1); }
.metric-score {
font-weight: bold;
padding: 2px 6px;
border-radius: 4px;
font-size: 11px;
}
.score-excellent { background: #4CAF50; color: white; }
.score-good { background: #8BC34A; color: white; }
.score-average { background: #FF9800; color: white; }
.score-poor { background: #F44336; color: white; }
.toggle-btn, .export-btn {
background: linear-gradient(45deg, #4CAF50, #45a049);
border: none;
color: white;
padding: 6px 12px;
border-radius: 6px;
cursor: pointer;
font-size: 11px;
margin-left: 5px;
transition: all 0.2s ease;
}
.export-btn {
background: linear-gradient(45deg, #2196F3, #1976D2);
}
.toggle-btn:hover, .export-btn:hover {
transform: translateY(-1px);
box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.close-btn {
background: linear-gradient(45deg, #f44336, #d32f2f);
border: none;
color: white;
padding: 6px 10px;
border-radius: 6px;
cursor: pointer;
margin-left: 5px;
: all 0.2s ease;
}
.close-btn:hover {
transform: translateY(-1px);
box-shadow: 0 4px 12px rgba(244, 67, 54, 0.3);
}
.loading {
color: #FFB74D;
font-style: italic;
text-align: center;
padding: 20px;
display: flex;
align-items: center;
justify-content: center;
gap: 10px;
}
.loading::before {
content: '';
width: 20px;
height: 20px;
border: 2px solid #FFB74D;
border-top: 2px solid transparent;
border-radius: 50%;
animation: spin 1s linear infinite;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
.vulnerability {
background: rgba(244, 67, 54, 0.1);
border-left-color: #F44336 !important;
border-left-width: 4px;
}
.performance-metric {
display: grid;
grid-template-columns: 1fr auto auto;
gap: 10px;
align-items: center;
}
.api-endpoint {
font-family: monospace;
background: rgba(33, 150, 243, 0.1);
padding: 4px 8px;
border-radius: 4px;
font-size: 10px;
margin: 2px 0;
}
.tech-icon {
width: 16px;
height: 16px;
display: inline-block;
}
.floating-toggle {
position: fixed;
top: 20px;
right: 20px;
background: linear-gradient(45deg, #4CAF50, #45a049);
border: none;
color: white;
padding: 12px;
border-radius: 50%;
cursor: pointer;
z-index: 10001;
font-size: 18px;
box-shadow: 0 4px 20px rgba(76, 175, 80, 0.4);
transition: all 0.3s ease;
}
.floating-toggle:hover {
transform: scale(1.1);
box-shadow: 0 6px 25px rgba(76, 175, 80, 0.6);
}
.notification {
position: fixed;
top: 80px;
right: 20px;
background: #333;
color: white;
padding: 10px 15px;
border-radius: 6px;
z-index: 10002;
animation: slideIn 0.3s ease;
}
@keyframes slideIn {
from { transform: translateX(100%); opacity: 0; }
to { transform: translateX(0); opacity: 1; }
}
.tab-content {
display: none;
}
.tab-content.active {
display: block;
}
.progress-bar {
width: 100%;
height: 4px;
background: #333;
border-radius: 2px;
overflow: hidden;
margin: 5px 0;
}
.progress-fill {
height: 100%;
background: linear-gradient(90deg, #4CAF50, #8BC34A);
transition: width 0.3s ease;
}
`);
class AdvancedTechStackDetector {
constructor() {
this.results = {
frontend: [],
backend: [],
database: [],
cdn: [],
hosting: [],
security: [],
performance: [],
seo: [],
analytics: [],
apis: [],
buildTools: [],
thirdParty: [],
vulnerabilities: []
};
this.networkRequests = [];
this.performanceMetrics = {};
this.isVisible = false;
this.activeTab = 'overview';
this.monitoringEnabled = false;
this.init();
}
init() {
this.createUI();
this.startNetworkMonitoring();
// Run detection asynchronously to avoid blocking UI
setTimeout(() => {
this.detectTechnologies();
this.analyzePerformance();
this.analyzeSEO();
// Update UI after detection is complete
setTimeout(() => {
this.updateUI();
}, 100);
}, 100);
}
createUI() {
const container = document.createElement('div');
container.id = 'tech-stack-detector';
container.style.display = 'none';
container.innerHTML = `
<div id="tech-stack-header">
<span>🚀 Advanced Tech Stack Detector Pro</span>
<div>
<button class="export-btn" id="export-btn">📊 Export</button>
</div>
</div>
<div id="tech-stack-tabs">
<button class="tab active" data-tab="overview">Overview</button>
<button class="tab" data-tab="security">Security</button>
<button class="tab" data-tab="performance">Performance</button>
<button class="tab" data-tab="seo">SEO</button>
<button class="tab" data-tab="network">Network</button>
</div>
<div id="tech-stack-content">
<div class="loading">🔄 Performing deep analysis...</div>
</div>
`;
document.body.appendChild(container);
// Create enhanced toggle button
const toggleBtn = document.createElement('button');
toggleBtn.innerHTML = '🚀';
toggleBtn.className = 'floating-toggle';
toggleBtn.onclick = () => this.toggleVisibility();
document.body.appendChild(toggleBtn);
window.techDetector = this;
// Add event listeners for all buttons
this.setupEventListeners();
}
setupEventListeners() {
// Wait a bit to ensure DOM is ready
setTimeout(() => {
// Setup tab listeners
const tabs = document.querySelectorAll('.tab');
tabs.forEach(tab => {
tab.addEventListener('click', (e) => {
const tabName = e.target.getAttribute('data-tab');
this.switchTab(tabName);
});
});
// Setup header button listeners
const exportBtn = document.getElementById('export-btn');
if (exportBtn) {
exportBtn.addEventListener('click', () => this.exportResults());
}
}, 100);
}
startNetworkMonitoring() {
// Monitor fetch requests
const originalFetch = window.fetch;
window.fetch = (...args) => {
const startTime = performance.now();
this.networkRequests.push({
url: args[0],
method: args[1]?.method || 'GET',
timestamp: Date.now(),
type: 'fetch'
});
return originalFetch.apply(this, args).then(response => {
const endTime = performance.now();
this.networkRequests[this.networkRequests.length - 1].duration = endTime - startTime;
this.networkRequests[this.networkRequests.length - 1].status = response.status;
return response;
});
};
// Monitor XMLHttpRequest
const originalXHR = window.XMLHttpRequest;
window.XMLHttpRequest = function() {
const xhr = new originalXHR();
const originalOpen = xhr.open;
const originalSend = xhr.send;
xhr.open = function(method, url) {
this._method = method;
this._url = url;
this._startTime = performance.now();
return originalOpen.apply(this, arguments);
};
xhr.send = function() {
const detector = window.techDetector;
if (detector) {
detector.networkRequests.push({
url: this._url,
method: this._method,
timestamp: Date.now(),
type: 'xhr'
});
}
this.addEventListener('loadend', () => {
if (detector && this._startTime) {
const duration = performance.now() - this._startTime;
const lastRequest = detector.networkRequests[detector.networkRequests.length - 1];
if (lastRequest) {
lastRequest.duration = duration;
lastRequest.status = this.status;
}
}
});
return originalSend.apply(this, arguments);
};
return xhr;
};
}
async detectTechnologies() {
// Enhanced Frontend Detection
await this.detectAdvancedFrontend();
// Enhanced Backend Detection
await this.detectAdvancedBackend();
// Build Tools Detection
await this.detectBuildTools();
// Third-party Services Detection
await this.detectThirdPartyServices();
// CDN & Hosting Detection
await this.detectCDNAndHosting();
// API Detection
await this.detectAPIs();
// Security Analysis
await this.analyzeAdvancedSecurity();
// Database Detection
this.detectDatabase();
// Vulnerability Assessment
await this.assessVulnerabilities();
// Detection complete - UI will be updated from init()
}
async detectAdvancedFrontend() {
const checks = [
// React Ecosystem
{
name: 'React',
detect: () => {
if (window.React) {
return {
version: window.React.version || 'Unknown',
confidence: 'High',
details: this.getReactDetails()
};
}
if (document.querySelector('[data-reactroot], [data-react-helmet]') ||
document.querySelector('div[id="root"], div[id="app"]')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
// Next.js
{
name: 'Next.js',
detect: () => {
if (window.__NEXT_DATA__ || window.__nextjs ||
document.querySelector('script[src*="/_next/"]')) {
const version = window.__NEXT_DATA__?.buildId ? 'Detected' : 'Unknown';
return { version, confidence: 'High' };
}
return null;
}
},
// Vue.js Ecosystem
{
name: 'Vue.js',
detect: () => {
if (window.Vue) {
return {
version: window.Vue.version || 'Unknown',
confidence: 'High',
details: this.getVueDetails()
};
}
if (document.querySelector('[data-v-]') || document.querySelector('[v-]')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
// Nuxt.js
{
name: 'Nuxt.js',
detect: () => {
if (window.$nuxt || window.__NUXT__ ||
document.querySelector('script[src*="/_nuxt/"]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// Angular Ecosystem
{
name: 'Angular',
detect: () => {
if (window.ng || window.angular) {
const version = window.ng?.version?.full || window.angular?.version?.full || 'Unknown';
return {
version,
confidence: 'High',
details: this.getAngularDetails()
};
}
if (document.querySelector('[ng-app], [ng-controller], app-root, [ng-version]')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
// Svelte/SvelteKit
{
name: 'Svelte',
detect: () => {
if (window.__SVELTE__ || document.querySelector('[data-svelte]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// Solid.js
{
name: 'Solid.js',
detect: () => {
if (window.Solid || document.querySelector('[data-solid]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// Alpine.js
{
name: 'Alpine.js',
detect: () => {
if (window.Alpine || document.querySelector('[x-data], [x-show], [x-if]')) {
return { version: window.Alpine?.version || 'Unknown', confidence: 'High' };
}
return null;
}
},
// Lit
{
name: 'Lit',
detect: () => {
if (window.lit || document.querySelector('[lit]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// jQuery and plugins
{
name: 'jQuery',
detect: () => {
if (window.jQuery || window.$) {
const version = (window.jQuery || window.$).fn?.jquery || 'Unknown';
return {
version,
confidence: 'High',
details: this.getJQueryPlugins()
};
}
return null;
}
},
// CSS Frameworks
{
name: 'Bootstrap',
detect: () => {
if (window.bootstrap || document.querySelector('.bootstrap, [class*="bs-"]')) {
const version = window.bootstrap?.Tooltip?.VERSION || 'Unknown';
return { version, confidence: 'High' };
}
if (document.querySelector('.container, .row, .col-, [class*="btn-"]')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
{
name: 'Tailwind CSS',
detect: () => {
const tailwindClasses = ['tw-', 'text-', 'bg-', 'p-', 'm-', 'flex', 'grid', 'hidden', 'block'];
const hasTailwind = tailwindClasses.some(cls =>
document.querySelector(`[class*="${cls}"]`)
);
if (hasTailwind) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
{
name: 'Bulma',
detect: () => {
if (document.querySelector('.bulma, .column, .hero, [class*="is-"]')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
{
name: 'Foundation',
detect: () => {
if (window.Foundation || document.querySelector('[class*="foundation"], .grid-x, .cell')) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
// State Management
{
name: 'Redux',
detect: () => {
if (window.__REDUX_DEVTOOLS_EXTENSION__ || window.Redux) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
{
name: 'MobX',
detect: () => {
if (window.mobx || window.__mobxDidRunLazyInitializers) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
{
name: 'Zustand',
detect: () => {
if (window.zustand) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// UI Libraries
{
name: 'Material-UI',
detect: () => {
if (document.querySelector('[class*="MuiBox"], [class*="MuiButton"]') || window.mui) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
{
name: 'Ant Design',
detect: () => {
if (document.querySelector('[class*="ant-"], .antd') || window.antd) {
return { version: 'Unknown', confidence: 'Medium' };
}
return null;
}
},
{
name: 'Chakra UI',
detect: () => {
if (document.querySelector('[class*="chakra"], [class*="css-"]')) {
return { version: 'Unknown', confidence: 'Low' };
}
return null;
}
},
// Animation Libraries
{
name: 'GSAP',
detect: () => {
if (window.gsap || window.TweenMax || window.TweenLite) {
return { version: window.gsap?.version || 'Unknown', confidence: 'High' };
}
return null;
}
},
{
name: 'Framer Motion',
detect: () => {
if (document.querySelector('[data-framer-motion]') || window.framerMotion) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// Testing Libraries (in dev mode)
{
name: 'Jest',
detect: () => {
if (window.jest || window.__coverage__) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
// Module Bundlers (runtime detection)
{
name: 'Webpack',
detect: () => {
if (window.webpackJsonp || window.__webpack_require__ ||
document.querySelector('script[src*="webpack"]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
{
name: 'Vite',
detect: () => {
if (window.__vite__ || document.querySelector('script[type="module"][src*="vite"]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
},
{
name: 'Parcel',
detect: () => {
if (window.parcelRequire || document.querySelector('script[src*="parcel"]')) {
return { version: 'Detected', confidence: 'High' };
}
return null;
}
}
];
checks.forEach(check => {
const result = check.detect();
if (result) {
this.results.frontend.push({
name: check.name,
version: result.version,
confidence: result.confidence,
details: result.details || null
});
}
});
}
detectBackend() {
const scripts = Array.from(document.querySelectorAll('script[src]'));
const links = Array.from(document.querySelectorAll('link[href]'));
const metas = Array.from(document.querySelectorAll('meta'));
// Check for common backend indicators
const indicators = [
{ name: 'WordPress', pattern: /wp-content|wp-includes|wordpress/i },
{ name: 'Drupal', pattern: /drupal|sites\/default/i },
{ name: 'Joomla', pattern: /joomla|com_content/i },
{ name: 'Magento', pattern: /magento|mage\/js/i },
{ name: 'Shopify', pattern: /shopify|cdn\.shopify/i },
{ name: 'Django', pattern: /django|__admin/i },
{ name: 'Rails', pattern: /rails|ruby/i },
{ name: 'ASP.NET', pattern: /aspnet|webresource\.axd/i },
{ name: 'PHP', pattern: /\.php/i }
];
const allContent = document.documentElement.outerHTML;
const allSources = [...scripts.map(s => s.src), ...links.map(l => l.href)].join(' ');
indicators.forEach(indicator => {
if (indicator.pattern.test(allContent + allSources)) {
this.results.backend.push({
name: indicator.name,
version: 'Unknown',
confidence: 'Medium'
});
}
});
// Check generator meta tag
const generator = metas.find(m => m.name === 'generator');
if (generator && generator.content) {
this.results.backend.push({
name: generator.content.split(' ')[0],
version: generator.content.split(' ')[1] || 'Unknown',
confidence: 'High'
});
}
}
async detectCDNAndHosting() {
const scripts = Array.from(document.querySelectorAll('script[src]'));
const links = Array.from(document.querySelectorAll('link[href]'));
const allSources = [...scripts.map(s => s.src), ...links.map(l => l.href)];
// Enhanced CDN Detection
const cdnPatterns = [
{ name: 'Cloudflare', pattern: /cloudflare|cdnjs\.cloudflare|cf-ray/i, confidence: 'High' },
{ name: 'AWS CloudFront', pattern: /cloudfront\.net|amazonaws\.com/i, confidence: 'High' },
{ name: 'Google Cloud CDN', pattern: /googleapis\.com|gstatic\.com|googleusercontent/i, confidence: 'High' },
{ name: 'jsDelivr', pattern: /jsdelivr\.net/i, confidence: 'High' },
{ name: 'unpkg', pattern: /unpkg\.com/i, confidence: 'High' },
{ name: 'MaxCDN', pattern: /maxcdn\.bootstrapcdn|stackpath\.bootstrapcdn/i, confidence: 'High' },
{ name: 'KeyCDN', pattern: /keycdn\.com/i, confidence: 'High' },
{ name: 'BunnyCDN', pattern: /bunnycdn\.com/i, confidence: 'High' },
{ name: 'Fastly', pattern: /fastly\.com|fastlylb/i, confidence: 'High' },
{ name: 'Azure CDN', pattern: /azureedge\.net/i, confidence: 'High' },
{ name: 'Akamai', pattern: /akamai\.net|edgesuite\.net/i, confidence: 'High' },
{ name: 'Cachefly', pattern: /cachefly\.net/i, confidence: 'High' }
];
cdnPatterns.forEach(cdn => {
if (allSources.some(src => cdn.pattern.test(src))) {
this.results.cdn.push({
name: cdn.name,
version: 'Active',
confidence: cdn.confidence
});
}
});
const currentUrl = window.location.href;
const hostname = window.location.hostname;
// Enhanced hosting platform detection
const hostingPatterns = [
{ name: 'Vercel', pattern: /vercel\.app|vercel\.com|_vercel/i, confidence: 'High' },
{ name: 'Netlify', pattern: /netlify\.app|netlify\.com|_netlify/i, confidence: 'High' },
{ name: 'GitHub Pages', pattern: /github\.io|githubusercontent/i, confidence: 'High' },
{ name: 'Heroku', pattern: /herokuapp\.com|herokucdn/i, confidence: 'High' },
{ name: 'Firebase Hosting', pattern: /firebase\.com|firebaseapp\.com|web\.app/i, confidence: 'High' },
{ name: 'Cloudflare Pages', pattern: /pages\.dev/i, confidence: 'High' },
{ name: 'AWS S3', pattern: /s3\.amazonaws\.com|s3-website/i, confidence: 'High' },
{ name: 'Surge.sh', pattern: /surge\.sh/i, confidence: 'High' },
{ name: 'Now.sh', pattern: /now\.sh/i, confidence: 'High' },
{ name: 'DigitalOcean', pattern: /digitalocean\.com|digitaloceanspaces/i, confidence: 'Medium' },
{ name: 'Linode', pattern: /linode\.com/i, confidence: 'Medium' },
{ name: 'Railway', pattern: /railway\.app/i, confidence: 'High' },
{ name: 'Render', pattern: /render\.com|onrender\.com/i, confidence: 'High' }
];
hostingPatterns.forEach(hosting => {
if (hosting.pattern.test(currentUrl + hostname)) {
this.results.hosting.push({
name: hosting.name,
version: 'Active',
confidence: hosting.confidence
});
}
});
}
async analyzeAdvancedSecurity() {
const security = [];
// HTTPS check
if (window.location.protocol === 'https:') {
security.push({
name: 'HTTPS',
version: '✓ Enabled',
confidence: 'High',
status: 'good'
});
} else {
security.push({
name: 'HTTPS',
version: '✗ Disabled',
confidence: 'High',
status: 'bad'
});
}
// CSP Analysis
const cspMeta = document.querySelector('meta[http-equiv="Content-Security-Policy"]');
if (cspMeta) {
const cspValue = cspMeta.content;
const hasUnsafeInline = cspValue.includes("'unsafe-inline'");
const hasUnsafeEval = cspValue.includes("'unsafe-eval'");
security.push({
name: 'Content Security Policy',
version: hasUnsafeInline || hasUnsafeEval ? '⚠ Weak CSP' : '✓ Strong CSP',
confidence: 'High',
status: hasUnsafeInline || hasUnsafeEval ? 'warning' : 'good'
});
} else {
security.push({
name: 'Content Security Policy',
version: '✗ Not found',
confidence: 'High',
status: 'warning'
});
}
// Mixed content detection
const mixedContent = Array.from(document.querySelectorAll('script[src], link[href], img[src], iframe[src]'))
.some(el => {
const src = el.src || el.href;
return src && src.startsWith('http:') && window.location.protocol === 'https:';
});
security.push({
name: 'Mixed Content',
version: mixedContent ? '⚠ Detected' : '✓ None detected',
confidence: 'High',
status: mixedContent ? 'warning' : 'good'
});
// Cookie security analysis
const cookies = document.cookie.split(';');
const secureFlag = cookies.some(cookie => cookie.includes('Secure'));
const httpOnlyFlag = cookies.some(cookie => cookie.includes('HttpOnly'));
const sameSiteFlag = cookies.some(cookie => cookie.includes('SameSite'));
if (cookies.length > 1) {
security.push({
name: 'Cookie Security',
version: `${secureFlag ? '✓' : '✗'} Secure, ${httpOnlyFlag ? '✓' : '✗'} HttpOnly, ${sameSiteFlag ? '✓' : '✗'} SameSite`,
confidence: 'Medium',
status: secureFlag && sameSiteFlag ? 'good' : 'warning'
});
}
// Check for common vulnerabilities
await this.checkCommonVulnerabilities(security);
this.results.security = security;
}
async checkCommonVulnerabilities(security) {
// Check for potential XSS vulnerabilities
const scripts = Array.from(document.querySelectorAll('script'));
const inlineScripts = scripts.filter(s => !s.src && s.innerHTML);
const hasInlineScripts = inlineScripts.length > 0;
if (hasInlineScripts) {
security.push({
name: 'Inline Scripts',
version: `⚠ ${inlineScripts.length} inline scripts detected`,
confidence: 'Medium',
status: 'warning'
});
}
// Check for eval usage
const pageContent = document.documentElement.outerHTML;
if (pageContent.includes('eval(') || pageContent.includes('Function(')) {
security.push({
name: 'Dynamic Code Execution',
version: '⚠ eval() or Function() detected',
confidence: 'Medium',
status: 'warning'
});
}
// Check for document.write usage
if (pageContent.includes('document.write')) {
security.push({
name: 'Document Write',
version: '⚠ document.write() detected',
confidence: 'Medium',
status: 'warning'
});
}
// Check for iframe security
const iframes = document.querySelectorAll('iframe');
const unsafeIframes = Array.from(iframes).filter(iframe =>
!iframe.hasAttribute('sandbox') ||
iframe.src.startsWith('http:')
);
if (unsafeIframes.length > 0) {
security.push({
name: 'Iframe Security',
version: `⚠ ${unsafeIframes.length} potentially unsafe iframes`,
confidence: 'Medium',
status: 'warning'
});
}
}
detectDatabase() {
// Enhanced database inference
const backendNames = this.results.backend.map(b => b.name.toLowerCase());
const pageContent = document.documentElement.outerHTML.toLowerCase();
const dbInferences = [
{ indicators: ['wordpress', 'woocommerce', 'drupal', 'joomla'], db: 'MySQL', confidence: 'High' },
{ indicators: ['django', 'postgresql'], db: 'PostgreSQL', confidence: 'High' },
{ indicators: ['rails', 'ruby'], db: 'PostgreSQL/MySQL', confidence: 'Medium' },
{ indicators: ['asp.net', 'microsoft', 'iis'], db: 'SQL Server', confidence: 'Medium' },
{ indicators: ['mongodb', 'mongoose', 'mongo'], db: 'MongoDB', confidence: 'High' },
{ indicators: ['redis', 'cache'], db: 'Redis', confidence: 'Medium' },
{ indicators: ['firebase', 'firestore'], db: 'Firestore', confidence: 'High' },
{ indicators: ['supabase'], db: 'Supabase (PostgreSQL)', confidence: 'High' },
{ indicators: ['planetscale'], db: 'PlanetScale (MySQL)', confidence: 'High' },
{ indicators: ['fauna', 'faunadb'], db: 'FaunaDB', confidence: 'High' },
{ indicators: ['dynamodb', 'aws'], db: 'DynamoDB', confidence: 'Medium' },
{ indicators: ['sqlite'], db: 'SQLite', confidence: 'Medium' },
{ indicators: ['oracle'], db: 'Oracle Database', confidence: 'Medium' },
{ indicators: ['cassandra'], db: 'Apache Cassandra', confidence: 'Medium' },
{ indicators: ['elasticsearch', 'elastic'], db: 'Elasticsearch', confidence: 'Medium' }
];
dbInferences.forEach(inference => {
const isDetected = inference.indicators.some(indicator =>
backendNames.includes(indicator) || pageContent.includes(indicator)
);
if (isDetected) {
this.results.database.push({
name: inference.db,
version: 'Inferred',
confidence: inference.confidence
});
}
});
}
async assessVulnerabilities() {
const vulnerabilities = [];
// Check for known vulnerable libraries
const knownVulnerabilities = [
{
library: 'jQuery',
versions: ['1.0.0', '1.1.0', '1.2.0', '1.3.0', '1.4.0', '1.5.0', '1.6.0', '1.7.0', '1.8.0', '1.9.0'],
risk: 'High',
issue: 'Multiple XSS vulnerabilities'
},
{
library: 'Angular',
versions: ['1.0.0', '1.1.0', '1.2.0', '1.3.0', '1.4.0', '1.5.0'],
risk: 'Medium',
issue: 'XSS and injection vulnerabilities'
}
];
this.results.frontend.forEach(tech => {
const vuln = knownVulnerabilities.find(v => v.library === tech.name);
if (vuln && vuln.versions.some(v => tech.version.includes(v))) {
vulnerabilities.push({
name: `${tech.name} Vulnerability`,
version: `${vuln.risk} Risk: ${vuln.issue}`,
confidence: 'High',
status: 'critical'
});
}
});
// Check for outdated libraries (basic check)
const currentYear = new Date().getFullYear();
this.results.frontend.forEach(tech => {
if (tech.version.includes('1.') || tech.version.includes('2.')) {
vulnerabilities.push({
name: `Potentially Outdated: ${tech.name}`,
version: `Version ${tech.version} may be outdated`,
confidence: 'Low',
status: 'warning'
});
}
});
this.results.vulnerabilities = vulnerabilities;
}
switchTab(tabName) {
this.activeTab = tabName;
// Update tab buttons
document.querySelectorAll('.tab').forEach(tab => {
tab.classList.remove('active');
if (tab.getAttribute('data-tab') === tabName) {
tab.classList.add('active');
}
});
this.updateUI();
}
updateUI() {
try {
const content = document.getElementById('tech-stack-content');
if (!content) {
console.error('Content container not found');
return;
}
let html = '';
switch (this.activeTab) {
case 'overview':
html = this.generateOverviewHTML();
break;
case 'security':
html = this.generateSecurityHTML();
break;
case 'performance':
html = this.generatePerformanceHTML();
break;
case 'seo':
html = this.generateSEOHTML();
break;
case 'network':
html = this.generateNetworkHTML();
break;
default:
html = this.generateOverviewHTML();
}
content.innerHTML = html;
this.applyStatusColors();
} catch (error) {
console.error('Error updating UI:', error);
const content = document.getElementById('tech-stack-content');
if (content) {
content.innerHTML = `<div class="tech-item" style="color: #f44336;">Error loading content: ${error.message}</div>`;
}
}
}
generateOverviewHTML() {
let html = '<div class="tab-content active">';
const categories = [
{ key: 'frontend', title: 'Frontend Technologies', icon: '⚛️' },
{ key: 'backend', title: 'Backend Technologies', icon: '🔧' },
{ key: 'database', title: 'Databases', icon: '🗄️' },
{ key: 'cdn', title: 'CDN & Services', icon: '🌐' },
{ key: 'hosting', title: 'Hosting Platform', icon: '☁️' },
{ key: 'buildTools', title: 'Build Tools', icon: '🔨' },
{ key: 'thirdParty', title: 'Third-party Services', icon: '🔌' },
{ key: 'apis', title: 'APIs & Protocols', icon: '📡' }
];
categories.forEach(category => {
const items = this.results[category.key];
if (items && items.length > 0) {
html += this.generateCategoryHTML(category.title, category.icon, items);
}
});
// Summary statistics
const totalTechs = Object.values(this.results).flat().length;
html += `
<div class="tech-category">
<h3>📊 Summary</h3>
<div class="tech-item">
<span class="tech-name">Total Technologies Detected</span>
<span class="tech-version">${totalTechs}</span>
</div>
<div class="tech-item">
<span class="tech-name">Network Requests Monitored</span>
<span class="tech-version">${this.networkRequests.length}</span>
</div>
<div class="tech-item">
<span class="tech-name">Page Load Time</span>
<span class="tech-version">${((this.performanceMetrics.loadComplete || 0) / 1000).toFixed(2)}s</span>
</div>
</div>
`;
html += '</div>';
return html;
}
generateSecurityHTML() {
let html = '<div class="tab-content active">';
// Security analysis
if (this.results.security && this.results.security.length > 0) {
html += this.generateCategoryHTML('Security Analysis', '🔒', this.results.security);
} else {
html += `
<div class="tech-category">
<h3>🔒 Security Analysis</h3>
<div class="tech-item">
<span class="tech-name">Running security analysis...</span>
<span class="tech-version">Please wait</span>
</div>
</div>
`;
}
// Vulnerabilities
if (this.results.vulnerabilities && this.results.vulnerabilities.length > 0) {
html += this.generateCategoryHTML('Potential Vulnerabilities', '⚠️', this.results.vulnerabilities, true);
} else {
html += `
<div class="tech-category">
<h3>⚠️ Potential Vulnerabilities</h3>
<div class="tech-item">
<span class="tech-name">No obvious vulnerabilities detected</span>
<span class="tech-version security-good">✓ Good</span>
</div>
</div>
`;
}
// Security recommendations
html += `
<div class="tech-category">
<h3>💡 Security Recommendations</h3>
<div class="tech-item">
<span class="tech-name">Enable HTTPS</span>
<span class="tech-version">${window.location.protocol === 'https:' ? '✓ Done' : '❌ Required'}</span>
</div>
<div class="tech-item">
<span class="tech-name">Implement CSP</span>
<span class="tech-version">${document.querySelector('meta[http-equiv="Content-Security-Policy"]') ? '✓ Done' : '⚠️ Recommended'}</span>
</div>
<div class="tech-item">
<span class="tech-name">Use Secure Cookies</span>
<span class="tech-version">${document.cookie.includes('Secure') ? '✓ Done' : '⚠️ Recommended'}</span>
</div>
</div>
`;
html += '</div>';
return html;
}
generatePerformanceHTML() {
let html = '<div class="tab-content active">';
// Performance metrics
if (this.results.performance && this.results.performance.length > 0) {
html += `
<div class="tech-category">
<h3>⚡ Web Vitals</h3>
${this.results.performance.map(metric => `
<div class="tech-item performance-metric">
<span class="tech-name">${metric.name}</span>
<span class="tech-version">${metric.value}</span>
<span class="metric-score score-${metric.score}">${metric.score.toUpperCase()}</span>
</div>
`).join('')}
</div>
`;
} else {
html += `
<div class="tech-category">
<h3>⚡ Web Vitals</h3>
<div class="tech-item">
<span class="tech-name">Analyzing performance...</span>
<span class="tech-version">Please wait</span>
</div>
</div>
`;
}
// Detailed performance metrics
if (this.performanceMetrics) {
html += `
<div class="tech-category">
<h3>📊 Performance Metrics</h3>
<div class="tech-item">
<span class="tech-name">DOM Content Loaded</span>
<span class="tech-version">${((this.performanceMetrics.domContentLoaded || 0) / 1000).toFixed(2)}s</span>
</div>
<div class="tech-item">
<span class="tech-name">Page Load Complete</span>
<span class="tech-version">${((this.performanceMetrics.loadComplete || 0) / 1000).toFixed(2)}s</span>
</div>
<div class="tech-item">
<span class="tech-name">First Paint</span>
<span class="tech-version">${((this.performanceMetrics.firstPaint || 0) / 1000).toFixed(2)}s</span>
</div>
<div class="tech-item">
<span class="tech-name">First Contentful Paint</span>
<span class="tech-version">${((this.performanceMetrics.firstContentfulPaint || 0) / 1000).toFixed(2)}s</span>
</div>
<div class="tech-item">
<span class="tech-name">Resource Count</span>
<span class="tech-version">${this.performanceMetrics.resourceCount || 0}</span>
</div>
<div class="tech-item">
<span class="tech-name">Total Transfer Size</span>
<span class="tech-version">${((this.performanceMetrics.totalTransferSize || 0) / 1024 / 1024).toFixed(2)} MB</span>
</div>
</div>
`;
}
// Performance recommendations
html += `
<div class="tech-category">
<h3>💡 Performance Recommendations</h3>
<div class="tech-item">
<span class="tech-name">Optimize Images</span>
<span class="tech-version">${document.querySelectorAll('img').length} images found</span>
</div>
<div class="tech-item">
<span class="tech-name">Minify Resources</span>
<span class="tech-version">${document.querySelectorAll('script:not([src*="min"]), link[href*=".css"]:not([href*="min"])').length} unminified resources</span>
</div>
<div class="tech-item">
<span class="tech-name">Enable Compression</span>
<span class="tech-version">Check server configuration</span>
</div>
</div>
`;
html += '</div>';
return html;
}
generateSEOHTML() {
let html = '<div class="tab-content active">';
if (this.results.seo && this.results.seo.length > 0) {
html += this.generateCategoryHTML('SEO Analysis', '🔍', this.results.seo);
} else {
html += `
<div class="tech-category">
<h3>🔍 SEO Analysis</h3>
<div class="tech-item">
<span class="tech-name">Analyzing SEO...</span>
<span class="tech-version">Please wait</span>
</div>
</div>
`;
}
// Additional SEO insights
html += `
<div class="tech-category">
<h3>📈 SEO Insights</h3>
<div class="tech-item">
<span class="tech-name">Page Load Speed</span>
<span class="tech-version ${(this.performanceMetrics?.loadComplete || 0) < 3000 ? 'security-good' : 'security-warning'}">
${(this.performanceMetrics?.loadComplete || 0) < 3000 ? 'Good' : 'Needs Improvement'}
</span>
</div>
<div class="tech-item">
<span class="tech-name">Mobile Responsive</span>
<span class="tech-version">${document.querySelector('meta[name="viewport"]') ? '✓ Yes' : '❌ No'}</span>
</div>
<div class="tech-item">
<span class="tech-name">Social Media Ready</span>
<span class="tech-version">${document.querySelectorAll('meta[property^="og:"], meta[name^="twitter:"]').length > 0 ? '✓ Yes' : '❌ No'}</span>
</div>
</div>
`;
html += '</div>';
return html;
}
generateNetworkHTML() {
let html = '<div class="tab-content active">';
// Network requests summary
html += `
<div class="tech-category">
<h3>🌐 Network Activity</h3>
<div class="tech-item">
<span class="tech-name">Total Requests</span>
<span class="tech-version">${(this.networkRequests || []).length}</span>
</div>
<div class="tech-item">
<span class="tech-name">Average Response Time</span>
<span class="tech-version">${this.calculateAverageResponseTime()}ms</span>
</div>
<div class="tech-item">
<span class="tech-name">Failed Requests</span>
<span class="tech-version">${(this.networkRequests || []).filter(r => r.status >= 400).length}</span>
</div>
</div>
`;
// Recent API calls
if (this.networkRequests && this.networkRequests.length > 0) {
html += `
<div class="tech-category">
<h3>📡 Recent API Calls</h3>
${this.networkRequests.slice(-10).map(req => `
<div class="tech-item">
<div class="api-endpoint">${req.method || 'GET'} ${this.truncateUrl(req.url)}</div>
<span class="tech-version ${(req.status >= 400) ? 'security-bad' : 'security-good'}">
${req.status || 'Pending'} ${req.duration ? `(${req.duration.toFixed(0)}ms)` : ''}
</span>
</div>
`).join('')}
</div>
`;
} else {
html += `
<div class="tech-category">
<h3>📡 Network Monitoring</h3>
<div class="tech-item">
<span class="tech-name">Monitoring network requests...</span>
<span class="tech-version">Make some requests to see activity</span>
</div>
</div>
`;
}
html += '</div>';
return html;
}
generateCategoryHTML(title, icon, items, isVulnerability = false) {
return `
<div class="tech-category">
<h3>${icon} ${title}</h3>
${items.map(item => `
<div class="tech-item ${isVulnerability ? 'vulnerability' : ''}">
<span class="tech-name">${item.name}</span>
<div>
<span class="tech-version ${item.status ? `security-${item.status}` : ''}">${item.version}</span>
<span class="tech-confidence">${item.confidence}</span>
</div>
</div>
${item.details ? `<div class="tech-details">${item.details.join(', ')}</div>` : ''}
`).join('')}
</div>
`;
}
applyStatusColors() {
// Enhanced status color application
this.results.security.forEach((item, index) => {
if (item.status) {
const elements = document.querySelectorAll('.tech-version');
elements.forEach(el => {
if (el.textContent.includes(item.version)) {
el.className = `tech-version security-${item.status}`;
}
});
}
});
}
calculateAverageResponseTime() {
if (!this.networkRequests || this.networkRequests.length === 0) return 0;
const validRequests = this.networkRequests.filter(r => r.duration);
if (validRequests.length === 0) return 0;
const total = validRequests.reduce((sum, req) => sum + req.duration, 0);
return (total / validRequests.length).toFixed(0);
}
truncateUrl(url) {
if (!url) return 'Unknown';
if (url.length > 50) {
return url.substring(0, 47) + '...';
}
return url;
}
exportResults() {
const exportData = {
url: window.location.href,
timestamp: new Date().toISOString(),
technologies: this.results,
performance: this.performanceMetrics,
networkRequests: this.networkRequests.length,
summary: {
totalTechnologies: Object.values(this.results).flat().length,
securityScore: this.calculateSecurityScore(),
performanceScore: this.calculatePerformanceScore()
}
};
// Create and download JSON file
const blob = new Blob([JSON.stringify(exportData, null, 2)], { type: 'application/json' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `tech-stack-analysis-${new Date().getTime()}.json`;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(url);
this.showNotification('📊 Analysis exported successfully!');
}
calculateSecurityScore() {
const securityItems = this.results.security;
if (securityItems.length === 0) return 0;
const goodItems = securityItems.filter(item => item.status === 'good').length;
return Math.round((goodItems / securityItems.length) * 100);
}
calculatePerformanceScore() {
const loadTime = this.performanceMetrics.loadComplete || 0;
if (loadTime < 1000) return 100;
if (loadTime < 2000) return 80;
if (loadTime < 3000) return 60;
if (loadTime < 5000) return 40;
return 20;
}
showNotification(message) {
const notification = document.createElement('div');
notification.className = 'notification';
notification.textContent = message;
document.body.appendChild(notification);
setTimeout(() => {
notification.remove();
}, 3000);
}
close() {
const container = document.getElementById('tech-stack-detector');
container.style.display = 'none';
this.isVisible = false;
}
// Helper functions for detailed analysis
getReactDetails() {
const details = [];
if (window.__REACT_DEVTOOLS_GLOBAL_HOOK__) {
details.push('React DevTools detected');
}
if (window.ReactDOM) {
details.push(`ReactDOM v${window.ReactDOM.version || 'Unknown'}`);
}
if (document.querySelector('[data-react-helmet]')) {
details.push('React Helmet');
}
return details;
}
getVueDetails() {
const details = [];
if (window.__VUE_DEVTOOLS_GLOBAL_HOOK__) {
details.push('Vue DevTools detected');
}
if (window.Vuex) {
details.push('Vuex State Management');
}
if (window.VueRouter) {
details.push('Vue Router');
}
return details;
}
getAngularDetails() {
const details = [];
if (window.ng) {
details.push(`Angular CLI: ${window.ng.version?.full || 'Unknown'}`);
}
if (document.querySelector('[ng-version]')) {
const version = document.querySelector('[ng-version]').getAttribute('ng-version');
details.push(`Version: ${version}`);
}
return details;
}
getJQueryPlugins() {
const plugins = [];
if (window.jQuery) {
const $ = window.jQuery;
if ($.fn.modal) plugins.push('Bootstrap Modal');
if ($.fn.tooltip) plugins.push('Tooltip');
if ($.fn.carousel) plugins.push('Carousel');
if ($.fn.datepicker) plugins.push('Datepicker');
if ($.fn.select2) plugins.push('Select2');
if ($.fn.slick) plugins.push('Slick Slider');
if ($.fn.owlCarousel) plugins.push('Owl Carousel');
}
return plugins;
}
async detectAdvancedBackend() {
const scripts = Array.from(document.querySelectorAll('script[src]'));
const links = Array.from(document.querySelectorAll('link[href]'));
const metas = Array.from(document.querySelectorAll('meta'));
const headers = await this.analyzeHeaders();
// Enhanced backend detection patterns
const indicators = [
// CMS Systems
{ name: 'WordPress', pattern: /wp-content|wp-includes|wordpress|wp-json/i, confidence: 'High' },
{ name: 'Drupal', pattern: /drupal|sites\/default|misc\/drupal/i, confidence: 'High' },
{ name: 'Joomla', pattern: /joomla|com_content|index\.php\?option=com/i, confidence: 'High' },
{ name: 'Magento', pattern: /magento|mage\/js|checkout\/cart/i, confidence: 'High' },
{ name: 'Shopify', pattern: /shopify|cdn\.shopify|assets\/shopify/i, confidence: 'High' },
{ name: 'Wix', pattern: /wix\.com|wixstatic|wixsite/i, confidence: 'High' },
{ name: 'Squarespace', pattern: /squarespace|static1\.squarespace/i, confidence: 'High' },
{ name: 'Webflow', pattern: /webflow|assets\.website-files/i, confidence: 'High' },
// Frameworks
{ name: 'Django', pattern: /django|__admin|csrfmiddlewaretoken/i, confidence: 'High' },
{ name: 'Flask', pattern: /flask|werkzeug/i, confidence: 'Medium' },
{ name: 'FastAPI', pattern: /fastapi|swagger|openapi\.json/i, confidence: 'Medium' },
{ name: 'Ruby on Rails', pattern: /rails|ruby|authenticity_token/i, confidence: 'High' },
{ name: 'Laravel', pattern: /laravel|laravel_session|_token/i, confidence: 'High' },
{ name: 'Symfony', pattern: /symfony|sf_toolbar/i, confidence: 'Medium' },
{ name: 'CodeIgniter', pattern: /codeigniter|ci_session/i, confidence: 'Medium' },
{ name: 'CakePHP', pattern: /cakephp|cake\/|CAKEPHP/i, confidence: 'Medium' },
{ name: 'ASP.NET', pattern: /aspnet|webresource\.axd|__doPostBack/i, confidence: 'High' },
{ name: 'ASP.NET Core', pattern: /aspnetcore|__RequestVerificationToken/i, confidence: 'High' },
{ name: 'Express.js', pattern: /express|connect\.sid/i, confidence: 'Medium' },
{ name: 'Koa.js', pattern: /koa/i, confidence: 'Low' },
{ name: 'Nest.js', pattern: /nestjs/i, confidence: 'Medium' },
{ name: 'Spring Boot', pattern: /spring|jsessionid|spring-boot/i, confidence: 'Medium' },
{ name: 'Strapi', pattern: /strapi|\/api\/|application\/json/i, confidence: 'Low' },
// Languages
{ name: 'PHP', pattern: /\.php|PHPSESSID/i, confidence: 'High' },
{ name: 'Python', pattern: /\.py|python|django|flask/i, confidence: 'Medium' },
{ name: 'Node.js', pattern: /node|npm|\.js/i, confidence: 'Low' },
{ name: 'Java', pattern: /\.jsp|\.java|jsessionid|struts/i, confidence: 'Medium' },
{ name: 'C#', pattern: /\.aspx|\.ashx|viewstate/i, confidence: 'High' },
{ name: 'Go', pattern: /golang|\.go/i, confidence: 'Low' },
{ name: 'Rust', pattern: /\.rs|rust/i, confidence: 'Low' },
// Servers
{ name: 'Apache', pattern: /apache|httpd/i, confidence: 'Medium' },
{ name: 'Nginx', pattern: /nginx/i, confidence: 'Medium' },
{ name: 'IIS', pattern: /iis|microsoft-iis/i, confidence: 'Medium' },
{ name: 'Cloudflare', pattern: /cloudflare|cf-ray/i, confidence: 'High' }
];
const allContent = document.documentElement.outerHTML;
const allSources = [...scripts.map(s => s.src), ...links.map(l => l.href)].join(' ');
const allText = allContent + allSources + JSON.stringify(headers);
indicators.forEach(indicator => {
if (indicator.pattern.test(allText)) {
this.results.backend.push({
name: indicator.name,
version: this.extractVersion(allText, indicator.name) || 'Unknown',
confidence: indicator.confidence
});
}
});
// Check generator meta tag
const generator = metas.find(m => m.name === 'generator');
if (generator && generator.content) {
const parts = generator.content.split(' ');
this.results.backend.push({
name: parts[0],
version: parts[1] || 'Unknown',
confidence: 'High'
});
}
// Check powered-by headers
if (headers['x-powered-by']) {
this.results.backend.push({
name: headers['x-powered-by'],
version: 'Detected from headers',
confidence: 'High'
});
}
}
async detectBuildTools() {
const scripts = Array.from(document.querySelectorAll('script[src]'));
const buildToolPatterns = [
{ name: 'Webpack', pattern: /webpack|chunk|bundle\.js/i },
{ name: 'Vite', pattern: /vite|@vite/i },
{ name: 'Parcel', pattern: /parcel/i },
{ name: 'Rollup', pattern: /rollup/i },
{ name: 'Gulp', pattern: /gulp/i },
{ name: 'Grunt', pattern: /grunt/i },
{ name: 'Browserify', pattern: /browserify/i },
{ name: 'esbuild', pattern: /esbuild/i },
{ name: 'Snowpack', pattern: /snowpack/i },
{ name: 'Turbopack', pattern: /turbopack/i }
];
const allSources = scripts.map(s => s.src).join(' ');
const pageContent = document.documentElement.outerHTML;
buildToolPatterns.forEach(tool => {
if (tool.pattern.test(allSources + pageContent)) {
this.results.buildTools.push({
name: tool.name,
version: 'Detected',
confidence: 'Medium'
});
}
});
// Check for source maps
if (scripts.some(s => s.src.includes('.map') || pageContent.includes('sourceMap'))) {
this.results.buildTools.push({
name: 'Source Maps',
version: 'Enabled',
confidence: 'High'
});
}
}
async detectThirdPartyServices() {
const scripts = Array.from(document.querySelectorAll('script[src]'));
const allSources = scripts.map(s => s.src).join(' ');
const pageContent = document.documentElement.outerHTML;
const services = [
// Analytics
{ name: 'Google Analytics', pattern: /google-analytics|gtag|ga\.js|analytics\.js/i, category: 'analytics' },
{ name: 'Google Tag Manager', pattern: /googletagmanager|gtm\.js/i, category: 'analytics' },
{ name: 'Facebook Pixel', pattern: /facebook|fbevents|connect\.facebook/i, category: 'analytics' },
{ name: 'Hotjar', pattern: /hotjar/i, category: 'analytics' },
{ name: 'Mixpanel', pattern: /mixpanel/i, category: 'analytics' },
{ name: 'Segment', pattern: /segment|analytics\.min\.js/i, category: 'analytics' },
{ name: 'Adobe Analytics', pattern: /adobe|omniture|sitecatalyst/i, category: 'analytics' },
// Payment Processors
{ name: 'Stripe', pattern: /stripe|js\.stripe\.com/i, category: 'payment' },
{ name: 'PayPal', pattern: /paypal|paypalobjects/i, category: 'payment' },
{ name: 'Square', pattern: /square|squareup/i, category: 'payment' },
{ name: 'Klarna', pattern: /klarna/i, category: 'payment' },
{ name: 'Razorpay', pattern: /razorpay/i, category: 'payment' },
// Chat & Support
{ name: 'Intercom', pattern: /intercom|widget\.intercom/i, category: 'support' },
{ name: 'Zendesk', pattern: /zendesk|zdassets/i, category: 'support' },
{ name: 'Crisp', pattern: /crisp\.chat/i, category: 'support' },
{ name: 'Drift', pattern: /drift\.com/i, category: 'support' },
{ name: 'LiveChat', pattern: /livechat|livechatinc/i, category: 'support' },
// CDNs & Services
{ name: 'Cloudinary', pattern: /cloudinary/i, category: 'media' },
{ name: 'Imgix', pattern: /imgix/i, category: 'media' },
{ name: 'Twilio', pattern: /twilio/i, category: 'communication' },
{ name: 'SendGrid', pattern: /sendgrid/i, category: 'email' },
{ name: 'Mailchimp', pattern: /mailchimp/i, category: 'email' },
// Social Media
{ name: 'Twitter Widgets', pattern: /twitter|twimg|platform\.twitter/i, category: 'social' },
{ name: 'LinkedIn Insights', pattern: /linkedin|snap\.licdn/i, category: 'social' },
{ name: 'Instagram', pattern: /instagram|instagramstatic/i, category: 'social' },
// Ad Networks
{ name: 'Google AdSense', pattern: /googlesyndication|adsense|googleadservices/i, category: 'advertising' },
{ name: 'Google Ads', pattern: /googleads|adnxs|doubleclick/i, category: 'advertising' },
{ name: 'Amazon Associates', pattern: /amazon-adsystem/i, category: 'advertising' },
// Performance & Monitoring
{ name: 'Sentry', pattern: /sentry/i, category: 'monitoring' },
{ name: 'LogRocket', pattern: /logrocket/i, category: 'monitoring' },
{ name: 'New Relic', pattern: /newrelic/i, category: 'monitoring' },
{ name: 'Datadog', pattern: /datadog|datadoghq/i, category: 'monitoring' },
// Authentication
{ name: 'Auth0', pattern: /auth0/i, category: 'auth' },
{ name: 'Firebase Auth', pattern: /firebase|firebaseapp/i, category: 'auth' },
{ name: 'Okta', pattern: /okta/i, category: 'auth' },
// Maps
{ name: 'Google Maps', pattern: /maps\.googleapis|maps\.google/i, category: 'maps' },
{ name: 'Mapbox', pattern: /mapbox/i, category: 'maps' },
{ name: 'Leaflet', pattern: /leaflet/i, category: 'maps' }
];
services.forEach(service => {
if (service.pattern.test(allSources + pageContent)) {
const categoryArray = this.results[service.category] || this.results.thirdParty;
categoryArray.push({
name: service.name,
version: 'Active',
confidence: 'High',
category: service.category
});
}
});
}
async detectAPIs() {
// Analyze network requests for API patterns
const apiPatterns = [
{ name: 'REST API', pattern: /\/api\/|\/rest\/|\.json/i },
{ name: 'GraphQL', pattern: /\/graphql|query.*{|mutation.*{/i },
{ name: 'WebSocket', pattern: /websocket|socket\.io|ws:|wss:/i },
{ name: 'gRPC', pattern: /grpc|\.proto/i },
{ name: 'SOAP', pattern: /soap|wsdl|\.asmx/i },
{ name: 'JSON-RPC', pattern: /json-rpc|jsonrpc/i }
];
const allRequests = this.networkRequests.map(req => req.url).join(' ');
const pageContent = document.documentElement.outerHTML;
apiPatterns.forEach(api => {
if (api.pattern.test(allRequests + pageContent)) {
this.results.apis.push({
name: api.name,
version: 'Detected',
confidence: 'Medium'
});
}
});
// Check for WebSocket connections
if (window.WebSocket || window.io) {
this.results.apis.push({
name: 'WebSocket',
version: 'Active',
confidence: 'High'
});
}
// Check for Service Workers (PWA APIs)
if ('serviceWorker' in navigator) {
navigator.serviceWorker.getRegistrations().then(registrations => {
if (registrations.length > 0) {
this.results.apis.push({
name: 'Service Worker',
version: 'Active',
confidence: 'High'
});
}
});
}
}
extractVersion(content, technology) {
const patterns = {
'jQuery': /jquery[\/\-](\d+\.\d+\.\d+)/i,
'Bootstrap': /bootstrap[\/\-](\d+\.\d+\.\d+)/i,
'React': /react[\/\-](\d+\.\d+\.\d+)/i,
'Vue': /vue[\/\-](\d+\.\d+\.\d+)/i,
'Angular': /angular[\/\-](\d+\.\d+\.\d+)/i
};
const pattern = patterns[technology];
if (pattern) {
const match = content.match(pattern);
return match ? match[1] : null;
}
return null;
}
async analyzeHeaders() {
// Since we can't access headers directly in userscript,
// we'll use alternative methods to infer server information
const headers = {};
// Check for CSP headers via meta tags
const cspMeta = document.querySelector('meta[http-equiv="Content-Security-Policy"]');
if (cspMeta) {
headers['content-security-policy'] = cspMeta.content;
}
// Check for other security headers via meta tags
const stsHeader = document.querySelector('meta[http-equiv="Strict-Transport-Security"]');
if (stsHeader) {
headers['strict-transport-security'] = stsHeader.content;
}
return headers;
}
async analyzePerformance() {
try {
if ('performance' in window) {
const navigation = performance.getEntriesByType('navigation')[0];
const paint = performance.getEntriesByType('paint');
this.performanceMetrics = {
domContentLoaded: (navigation?.domContentLoadedEventEnd - navigation?.domContentLoadedEventStart) || 0,
loadComplete: (navigation?.loadEventEnd - navigation?.loadEventStart) || 0,
firstPaint: paint.find(p => p.name === 'first-paint')?.startTime || 0,
firstContentfulPaint: paint.find(p => p.name === 'first-contentful-paint')?.startTime || 0,
resourceCount: performance.getEntriesByType('resource').length || 0,
totalTransferSize: this.calculateTotalTransferSize()
};
// Web Vitals estimation
this.analyzeWebVitals();
} else {
// Fallback when performance API is not available
this.performanceMetrics = {
domContentLoaded: 0,
loadComplete: 0,
firstPaint: 0,
firstContentfulPaint: 0,
resourceCount: document.querySelectorAll('script, link, img').length,
totalTransferSize: 0
};
this.results.performance = [{
name: 'Performance API',
value: 'Not available',
score: 'unknown',
confidence: 'High'
}];
}
} catch (error) {
console.warn('Performance analysis failed:', error);
this.performanceMetrics = {
domContentLoaded: 0,
loadComplete: 0,
firstPaint: 0,
firstContentfulPaint: 0,
resourceCount: 0,
totalTransferSize: 0
};
}
}
analyzeWebVitals() {
const vitals = [];
// Largest Contentful Paint (estimated)
const lcp = this.performanceMetrics.firstContentfulPaint || 0;
vitals.push({
name: 'Largest Contentful Paint (est.)',
value: `${(lcp / 1000).toFixed(2)}s`,
score: this.getPerformanceScore(lcp, [2500, 4000]),
confidence: 'Medium'
});
// First Input Delay (estimated from load time)
const fid = this.performanceMetrics.domContentLoaded || 0;
vitals.push({
name: 'First Input Delay (est.)',
value: `${(fid / 1000).toFixed(2)}s`,
score: this.getPerformanceScore(fid, [100, 300]),
confidence: 'Low'
});
// Cumulative Layout Shift (basic check)
const hasLayoutShift = document.querySelectorAll('[style*="position: absolute"], [style*="position: fixed"]').length > 10;
vitals.push({
name: 'Cumulative Layout Shift',
value: hasLayoutShift ? 'Potential issues' : 'Good',
score: hasLayoutShift ? 'poor' : 'good',
confidence: 'Low'
});
this.results.performance = vitals;
}
getPerformanceScore(value, thresholds) {
if (value <= thresholds[0]) return 'excellent';
if (value <= thresholds[1]) return 'good';
if (value <= thresholds[1] * 2) return 'average';
return 'poor';
}
calculateTotalTransferSize() {
try {
if ('performance' in window) {
return performance.getEntriesByType('resource')
.reduce((total, resource) => total + (resource.transferSize || 0), 0);
}
return 0;
} catch (error) {
console.warn('Failed to calculate transfer size:', error);
return 0;
}
}
async analyzeSEO() {
const seoMetrics = [];
// Title tag analysis
const title = document.querySelector('title');
if (title) {
const titleLength = title.textContent.length;
seoMetrics.push({
name: 'Title Tag',
value: `${titleLength} characters`,
score: titleLength >= 30 && titleLength <= 60 ? 'good' : 'warning',
confidence: 'High'
});
} else {
seoMetrics.push({
name: 'Title Tag',
value: 'Missing',
score: 'poor',
confidence: 'High'
});
}
// Meta description
const metaDesc = document.querySelector('meta[name="description"]');
if (metaDesc) {
const descLength = metaDesc.content.length;
seoMetrics.push({
name: 'Meta Description',
value: `${descLength} characters`,
score: descLength >= 120 && descLength <= 160 ? 'good' : 'warning',
confidence: 'High'
});
} else {
seoMetrics.push({
name: 'Meta Description',
value: 'Missing',
score: 'poor',
confidence: 'High'
});
}
// Heading structure
const headings = document.querySelectorAll('h1, h2, h3, h4, h5, h6');
const h1Count = document.querySelectorAll('h1').length;
seoMetrics.push({
name: 'Heading Structure',
value: `${headings.length} headings, ${h1Count} H1`,
score: h1Count === 1 ? 'good' : 'warning',
confidence: 'High'
});
// Images with alt text
const images = document.querySelectorAll('img');
const imagesWithAlt = document.querySelectorAll('img[alt]');
if (images.length > 0) {
const altPercentage = (imagesWithAlt.length / images.length * 100).toFixed(0);
seoMetrics.push({
name: 'Image Alt Text',
value: `${altPercentage}% of ${images.length} images`,
score: altPercentage > 90 ? 'good' : altPercentage > 70 ? 'warning' : 'poor',
confidence: 'High'
});
}
// Structured data
const structuredData = document.querySelectorAll('script[type="application/ld+json"]');
seoMetrics.push({
name: 'Structured Data',
value: structuredData.length > 0 ? `${structuredData.length} schemas` : 'None detected',
score: structuredData.length > 0 ? 'good' : 'warning',
confidence: 'High'
});
// Open Graph tags
const ogTags = document.querySelectorAll('meta[property^="og:"]');
seoMetrics.push({
name: 'Open Graph Tags',
value: ogTags.length > 0 ? `${ogTags.length} tags` : 'None detected',
score: ogTags.length >= 4 ? 'good' : ogTags.length > 0 ? 'warning' : 'poor',
confidence: 'High'
});
// Twitter Card tags
const twitterTags = document.querySelectorAll('meta[name^="twitter:"]');
seoMetrics.push({
name: 'Twitter Cards',
value: twitterTags.length > 0 ? `${twitterTags.length} tags` : 'None detected',
score: twitterTags.length >= 3 ? 'good' : twitterTags.length > 0 ? 'warning' : 'poor',
confidence: 'High'
});
// Canonical URL
const canonical = document.querySelector('link[rel="canonical"]');
seoMetrics.push({
name: 'Canonical URL',
value: canonical ? 'Present' : 'Missing',
score: canonical ? 'good' : 'warning',
confidence: 'High'
});
this.results.seo = seoMetrics;
}
toggleVisibility() {
const container = document.getElementById('tech-stack-detector');
this.isVisible = !this.isVisible;
container.style.display = this.isVisible ? 'block' : 'none';
if (this.isVisible) {
this.showNotification('🚀 Tech Stack Detector activated!');
}
}
}
// Initialize the advanced detector
function initializeDetector() {
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', () => {
new AdvancedTechStackDetector();
});
} else {
new AdvancedTechStackDetector();
}
}
// Start initialization with error handling
try {
initializeDetector();
} catch (error) {
console.error('Advanced Tech Stack Detector failed to initialize:', error);
if (typeof GM_notification !== 'undefined') {
GM_notification('Tech Stack Detector failed to initialize. Check console for details.', 'Error');
}
}
})();
