Web & SEO Tools
Generate meta tags, sitemaps, robots.txt, QR codes, and analyze HTTP responses for top SEO.
QR Code Generator
Create custom, high-resolution QR codes for URLs, WiFi credentials, plain text, and contact cards with instant PNG download.
HTML Meta Tag & Social Graph Generator
Generate standards-compliant HTML title, meta description, canonical, robots directives, Open Graph, and Twitter/X cards for optimal search and social CTR.
Open Graph & Twitter Card Generator
Create Facebook Open Graph and Twitter/X summary cards with live social preview card simulation.
Robots.txt Generator & Validator
Build custom robots.txt crawl directives for Googlebot, Bingbot, Yandex, and AI crawlers with instant download.
XML Sitemap Generator
Generate clean, valid XML sitemaps compliant with Google Search Console standards from a list of URLs.
Color Converter (HEX, RGB, HSL)
Convert colors between HEX, RGB, HSL, HSV, and CMYK formats with live preview and contrast checking.
HTTP Status Code Lookup & Reference
Comprehensive guide and quick lookup for all 1xx, 2xx, 3xx, 4xx, and 5xx HTTP response status codes.
User-Agent Parser & Detector
Detect your current browser, operating system, device model, and rendering engine, or parse any custom User-Agent string.
URL Parser & Query Inspector
Deconstruct complex URLs into protocol, hostname, port, pathname, hash, and individual query parameters.
Schema.org & AI Search (GEO) Structured Data Analyzer
Validate JSON-LD structured data syntax, test Google Rich Results eligibility, and evaluate AI search engine citation readiness score.