Best SEO Tools
A hand-checked list of the best free seo tools for developers. Every tool runs in your browser — no upload, no login, no API key.
10 tools
SERP Preview
SEO
Preview how your page appears in Google search results.
Open Graph Generator
SEO
Generate Open Graph and Twitter Card meta tags.
Schema Markup Generator
SEO
Build JSON-LD structured data for common schema types.
Robots.txt Generator
SEO
Create a robots.txt file with custom crawl rules.
XML Sitemap Generator
SEO
Generate an XML sitemap from a list of URLs.
Canonical Tag Generator
SEO
Generate canonical link tags to avoid duplicate content issues.
Keyword Density Checker
SEO
Analyze keyword frequency and density in your text.
FAQ Schema Generator
SEO
Build JSON-LD FAQPage structured data from Q&A pairs.
Breadcrumb Schema Generator
SEO
Generate JSON-LD BreadcrumbList structured data.
Meta Tag Analyzer
SEO
Analyze HTML for missing or problematic meta tags.