seowebchecker 1.0.0 
seowebchecker: ^1.0.0 copied to clipboard
A lightweight Dart and Flutter client SDK for automated on-page technical SEO audits, meta tag validations, and Core Web Vitals checks.
seowebchecker #
A lightweight Dart and Flutter client SDK for automated on-page technical SEO audits, meta tag validations, heading structure inspections, and Core Web Vitals diagnostics.
Powered by SEOWebChecker.com.
Features #
- 🚀 Zero Hassle: Works across Pure Dart (CLI/backend), Flutter (Android, iOS, macOS, Windows, Linux, Web).
- 🔍 Core SEO Checks:
- Title Tag: Checks existence and optimal length (30-60 characters).
- Meta Description: Validates length (50-160 characters) and presence.
- Mobile Viewport: Verifies responsive mobile readiness.
- Canonical URL: Detects canonical link tags to prevent duplicate indexing penalties.
- Heading Structure: Ensures exactly one primary
<h1>tag exists. - Image Accessibility: Detects missing
altattributes on content images. - OpenGraph Tags: Validates
og:titleandog:imagefor social snippet previews.
- 📊 Scoring Algorithm: Calculates a weighted 0-100 SEO score and assigns an industry-standard letter grade (A-F).
- ⚡ Offline & Online: Audit raw HTML markup directly in-memory, or crawl live remote web pages via HTTP.
Getting Started #
In a Dart project: #
dart pub add seowebchecker
In a Flutter project: #
flutter pub add seowebchecker
Usage #
1. Audit Raw HTML String #
import 'package:seowebchecker/seowebchecker.dart';
void main() {
const htmlContent = '''
<!DOCTYPE html>
<html lang="en">
<head>
<title>High Ranking On-Page SEO Checklist & Guide</title>
<meta name="description" content="Master technical on-page SEO, heading structure, and Core Web Vitals optimization with our comprehensive developer checklist.">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="canonical" href="https://example.com/guide">
<meta property="og:title" content="High Ranking On-Page SEO Checklist">
<meta property="og:image" content="https://example.com/og.jpg">
</head>
<body>
<h1>On-Page Technical SEO Essentials</h1>
<p>Optimize your website performance and search rankings.</p>
<img src="chart.png" alt="SEO Traffic Growth Chart">
</body>
</html>
''';
final result = auditHtml(htmlContent, url: 'https://example.com/guide');
print('Overall Score: ${result.score.overall}/100 (Grade ${result.score.grade})');
print('Checks Passed: ${result.passedChecks}/${result.totalChecks}');
print('Warnings: ${result.warnings}, Errors: ${result.errors}');
for (final issue in result.issues) {
print(' [${issue.severity.name.toUpperCase()}] ${issue.title}: ${issue.message}');
}
}
2. Audit a Live Remote URL #
import 'package:seowebchecker/seowebchecker.dart';
Future<void> main() async {
final auditor = Auditor(
userAgent: 'MyCustomCrawler/1.0 (+https://seowebchecker.com)',
);
final result = await auditor.auditUrl('https://example.com');
print('Audited: ${result.url}');
print('Score: ${result.score.overall}/100 (${result.score.grade})');
}
Additional Resources #
- Official Website & Free Online Tools: https://seowebchecker.com
- Live Interactive SEO Auditing: Test your live website at https://seowebchecker.com
License #
MIT © 2026 SEOWebChecker.com.
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Metadata
A lightweight Dart and Flutter client SDK for automated on-page technical SEO audits, meta tag validations, and Core Web Vitals checks.
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Topics
#seo #web #audit #scraper #metadata
Funding
Consider supporting this project:
seowebchecker.com
License
MIT (license)