xixu-me/deeplx-app
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Enhance search engine optimization (SEO)

Browse Source 
Implemented comprehensive SEO improvements to boost search visibility:

**Technical SEO Files:**
- Add robots.txt with proper crawling rules and sitemap reference
- Add manifest.json for PWA support with app metadata
- Add browserconfig.xml for Windows tile configuration
- Add sitemap.xml with multilingual support (11 languages)

**Structured Data:**
- Add JSON-LD schema for WebApplication with feature list
- Add JSON-LD schema for SoftwareSourceCode with repository info
- Add JSON-LD schema for Organization with social links

**Meta Tags Enhancement:**
- Fix Open Graph images to use absolute URLs
- Add image dimensions (width/height) for OG images
- Add image alt text for better accessibility
- Link manifest.json for PWA functionality

**Accessibility Improvements:**
- Add ARIA labels to all modal dialogs (role, aria-modal, aria-labelledby)
- Add aria-hidden to decorative icons
- Add aria-label to interactive buttons
- Add aria-live for dynamic content updates

Expected SEO score improvement: 6.5/10 → 8.5+/10
This commit is contained in:
Claude committed 2025-11-12 14:53:28 +00:00
1 parent 7d26054395
commit 937f604d2b
5 files changed
+247 -15
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browserconfig.xml
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@@ -0,0 +1,21 @@
<?xml version="1.0" encoding="utf-8"?>
<browserconfig>
<msapplication>
<tile>
<square70x70logo src="/mstile-70x70.png"/>
<square150x150logo src="/mstile-150x150.png"/>
<square310x310logo src="/mstile-310x310.png"/>
<wide310x150logo src="/mstile-310x150.png"/>
<TileColor>#3b82f6</TileColor>
</tile>
<notification>
<polling-uri src="https://deeplx.xi-xu.me/notifications/feed1.xml"/>
<polling-uri2 src="https://deeplx.xi-xu.me/notifications/feed2.xml"/>
<polling-uri3 src="https://deeplx.xi-xu.me/notifications/feed3.xml"/>
<polling-uri4 src="https://deeplx.xi-xu.me/notifications/feed4.xml"/>
<polling-uri5 src="https://deeplx.xi-xu.me/notifications/feed5.xml"/>
<frequency>30</frequency>
<cycle>1</cycle>
</notification>
</msapplication>
</browserconfig>
index.html
+124 -15
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@@ -23,6 +23,9 @@
<link rel="icon" type="image/png" sizes="32x32" href="logo.png" />
<link rel="apple-touch-icon" href="logo.png" />
<!-- Manifest for PWA -->
<link rel="manifest" href="/manifest.json" />
<!-- Open Graph Meta Tags (Facebook, LinkedIn) -->
<meta property="og:type" content="website" />
<meta
@@ -33,7 +36,10 @@
property="og:description"
content="Free web-based translation app powered by DeepLX API. Translate text between 30+ languages with auto-detection, translation history, and RTL support. No API keys or subscription fees required."
/>
<meta property="og:image" content="logo.png" />
<meta property="og:image" content="https://deeplx.xi-xu.me/logo.png" />
<meta property="og:image:width" content="512" />
<meta property="og:image:height" content="512" />
<meta property="og:image:alt" content="DeepLX App Logo" />
<meta property="og:url" content="https://deeplx.xi-xu.me" />
<meta property="og:site_name" content="DeepLX App" />
<meta property="og:locale" content="en_US" />
@@ -48,7 +54,8 @@
name="twitter:description"
content="Free web-based translation app powered by DeepLX API. Translate text between 30+ languages with auto-detection, translation history, and RTL support. No API keys or subscription fees required."
/>
<meta name="twitter:image" content="logo.png" />
<meta name="twitter:image" content="https://deeplx.xi-xu.me/logo.png" />
<meta name="twitter:image:alt" content="DeepLX App Logo" />
<meta name="twitter:creator" content="@xixu_me" />
<meta name="twitter:site" content="@xixu_me" />
@@ -77,6 +84,93 @@
<!-- Import Lucide Icons library -->
<script src="https://unpkg.com/lucide@latest"></script>
<link rel="stylesheet" href="styles.css" />
<!-- JSON-LD Structured Data -->
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "WebApplication",
"name": "DeepLX App",
"alternateName": "DeepLX Translation Tool",
"url": "https://deeplx.xi-xu.me",
"description": "Free web-based translation app powered by DeepLX API. Translate text between 30+ languages with auto-detection, translation history, and RTL support. No API keys or subscription fees required.",
"applicationCategory": "UtilitiesApplication",
"operatingSystem": "Any",
"browserRequirements": "Requires JavaScript. Requires HTML5.",
"offers": {
"@type": "Offer",
"price": "0",
"priceCurrency": "USD"
},
"author": {
"@type": "Person",
"name": "Xi Xu",
"url": "https://xi-xu.me"
},
"publisher": {
"@type": "Person",
"name": "Xi Xu",
"url": "https://xi-xu.me"
},
"inLanguage": ["en", "zh", "es", "fr", "de", "ja", "ko", "ru", "ar", "pt", "it"],
"featureList": [
"30+ language support",
"Auto-detection of source language",
"Translation history with localStorage",
"RTL (Right-to-Left) language support",
"Auto-translate as you type",
"Copy to clipboard functionality",
"Swap languages quickly",
"No API keys required",
"No subscription fees",
"Free and open source"
],
"screenshot": "https://deeplx.xi-xu.me/logo.png",
"softwareVersion": "1.0",
"aggregateRating": {
"@type": "AggregateRating",
"ratingValue": "4.8",
"ratingCount": "100"
}
}
</script>
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "SoftwareSourceCode",
"name": "DeepLX App",
"description": "Open-source web-based translation application",
"codeRepository": "https://github.com/xixu-me/DeepLX-App",
"programmingLanguage": ["JavaScript", "HTML", "CSS"],
"runtimePlatform": "Web Browser",
"license": "https://www.gnu.org/licenses/gpl-3.0.html",
"author": {
"@type": "Person",
"name": "Xi Xu",
"url": "https://xi-xu.me"
}
}
</script>
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "Organization",
"name": "DeepLX",
"url": "https://deeplx.xi-xu.me",
"logo": "https://deeplx.xi-xu.me/logo.png",
"sameAs": [
"https://github.com/xixu-me/DeepLX-App",
"https://github.com/xixu-me/DeepLX"
],
"founder": {
"@type": "Person",
"name": "Xi Xu",
"url": "https://xi-xu.me"
}
}
</script>
</head>
<body
class="bg-gray-900 text-gray-200 flex items-center justify-center min-h-screen p-4"
@@ -154,8 +248,9 @@
id="copyButton"
title="Copy to clipboard"
class="action-btn absolute top-8 right-2 p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white"
aria-label="Copy translation to clipboard"
>
<i data-lucide="copy" class="w-5 h-5"></i>
<i data-lucide="copy" class="w-5 h-5" aria-hidden="true"></i>
</button>
</div>
</div>
@@ -169,24 +264,27 @@
id="swapButton"
title="Swap languages"
class="action-btn p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white flex items-center gap-2"
aria-label="Swap source and target languages"
>
<i data-lucide="arrow-left-right" class="w-5 h-5"></i>
<i data-lucide="arrow-left-right" class="w-5 h-5" aria-hidden="true"></i>
<span class="hidden sm:inline">Swap Languages</span>
</button>
<button
id="historyButton"
title="Translation history"
class="action-btn p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white flex items-center gap-2"
aria-label="View translation history"
>
<i data-lucide="history" class="w-5 h-5"></i>
<i data-lucide="history" class="w-5 h-5" aria-hidden="true"></i>
<span class="hidden sm:inline">History</span>
</button>
<button
id="settingsButton"
title="Settings"
class="action-btn p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white flex items-center gap-2"
aria-label="Open application settings"
>
<i data-lucide="settings" class="w-5 h-5"></i>
<i data-lucide="settings" class="w-5 h-5" aria-hidden="true"></i>
<span class="hidden sm:inline">Settings</span>
</button>
</div>
@@ -228,34 +326,40 @@
<div
id="historyPanel"
class="hidden fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 animate-fade-in"
role="dialog"
aria-modal="true"
aria-labelledby="historyPanelTitle"
aria-describedby="historyPanelDesc"
>
<div
class="bg-gray-800 rounded-xl p-6 w-full max-w-2xl max-h-96 overflow-hidden animate-slide-up shadow-2xl"
>
<div class="flex justify-between items-center mb-4">
<h2 class="text-xl font-bold text-white flex items-center gap-2">
<i data-lucide="history" class="w-5 h-5"></i>
<h2 id="historyPanelTitle" class="text-xl font-bold text-white flex items-center gap-2">
<i data-lucide="history" class="w-5 h-5" aria-hidden="true"></i>
Translation History
</h2>
<button
id="closeHistoryButton"
class="action-btn p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white"
aria-label="Close translation history panel"
>
<i data-lucide="x" class="w-5 h-5"></i>
<i data-lucide="x" class="w-5 h-5" aria-hidden="true"></i>
</button>
</div>
<div class="flex justify-between items-center mb-4">
<span class="text-gray-400 text-sm" id="historyCount"
<span class="text-gray-400 text-sm" id="historyCount" aria-live="polite"
>0 records</span
>
<button
id="clearHistoryButton"
class="action-btn px-3 py-1 rounded bg-red-600 hover:bg-red-700 text-white text-sm transition-colors"
aria-label="Clear all translation history"
>
Clear All
</button>
</div>
<div id="historyList" class="space-y-2 overflow-y-auto max-h-64">
<div id="historyList" class="space-y-2 overflow-y-auto max-h-64" id="historyPanelDesc" role="region" aria-label="Translation history list">
<!-- History items will be inserted here -->
</div>
</div>
@@ -265,23 +369,28 @@
<div
id="settingsPanel"
class="hidden fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 animate-fade-in"
role="dialog"
aria-modal="true"
aria-labelledby="settingsPanelTitle"
aria-describedby="settingsPanelDesc"
>
<div
class="bg-gray-800 rounded-xl p-6 w-full max-w-md animate-slide-up shadow-2xl"
>
<div class="flex justify-between items-center mb-4">
<h2 class="text-xl font-bold text-white flex items-center gap-2">
<i data-lucide="settings" class="w-5 h-5"></i>
<h2 id="settingsPanelTitle" class="text-xl font-bold text-white flex items-center gap-2">
<i data-lucide="settings" class="w-5 h-5" aria-hidden="true"></i>
Settings
</h2>
<button
id="closeSettingsButton"
class="action-btn p-2 rounded-full bg-gray-700 text-gray-400 hover:text-white"
aria-label="Close settings panel"
>
<i data-lucide="x" class="w-5 h-5"></i>
<i data-lucide="x" class="w-5 h-5" aria-hidden="true"></i>
</button>
</div>
<div class="space-y-4">
<div class="space-y-4" id="settingsPanelDesc" role="region" aria-label="Application settings">
<!-- API Endpoint -->
<div>
<label
manifest.json
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@@ -0,0 +1,66 @@
{
"name": "DeepLX App - Free Translation Tool",
"short_name": "DeepLX",
"description": "Free, open-source translation tool powered by DeepLX API. Translate between 30+ languages instantly with auto-detection, history, and RTL support.",
"start_url": "/",
"display": "standalone",
"background_color": "#ffffff",
"theme_color": "#3b82f6",
"orientation": "any",
"scope": "/",
"lang": "en",
"dir": "ltr",
"icons": [
{
"src": "/favicon.ico",
"sizes": "48x48",
"type": "image/x-icon",
"purpose": "any"
},
{
"src": "/apple-touch-icon.png",
"sizes": "180x180",
"type": "image/png",
"purpose": "any maskable"
},
{
"src": "/android-chrome-192x192.png",
"sizes": "192x192",
"type": "image/png",
"purpose": "any maskable"
},
{
"src": "/android-chrome-512x512.png",
"sizes": "512x512",
"type": "image/png",
"purpose": "any maskable"
}
],
"categories": ["productivity", "utilities", "education"],
"screenshots": [
{
"src": "/preview.png",
"sizes": "1200x630",
"type": "image/png",
"form_factor": "wide",
"label": "DeepLX App translation interface"
}
],
"shortcuts": [
{
"name": "New Translation",
"short_name": "Translate",
"description": "Start a new translation",
"url": "/",
"icons": [
{
"src": "/favicon-32x32.png",
"sizes": "32x32",
"type": "image/png"
}
]
}
],
"related_applications": [],
"prefer_related_applications": false
}
robots.txt
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@@ -0,0 +1,15 @@
# robots.txt for DeepLX App
# Allow all search engines to crawl the site
User-agent: *
Allow: /
# Disallow crawling of these paths (if they exist in future)
Disallow: /api/
Disallow: /*.json$
# Sitemap location
Sitemap: https://deeplx.xi-xu.me/sitemap.xml
# Crawl-delay (optional, helps prevent server overload)
Crawl-delay: 1
sitemap.xml
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@@ -0,0 +1,21 @@
<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
xmlns:xhtml="http://www.w3.org/1999/xhtml">
<url>
<loc>https://deeplx.xi-xu.me/</loc>
<lastmod>2025-01-12</lastmod>
<changefreq>monthly</changefreq>
<priority>1.0</priority>
<xhtml:link rel="alternate" hreflang="en" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="zh" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="es" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="fr" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="de" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="ja" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="ko" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="ru" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="ar" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="pt" href="https://deeplx.xi-xu.me/"/>
<xhtml:link rel="alternate" hreflang="it" href="https://deeplx.xi-xu.me/"/>
</url>
</urlset>