QR Code Generator
Create custom high-resolution QR codes for URLs, WiFi credentials, vCards, and text.
Generate custom styled QR codes, barcodes, secure passwords, UUID v4 keys, placeholder text, and PDF invoices on the fly.
Create custom high-resolution QR codes for URLs, WiFi credentials, vCards, and text.
Generate CODE128, EAN-13, UPC-A, and CODE39 barcodes for retail and logistics.
Design beautiful, modern, and mobile-responsive HTML email signatures.
Generate 1200x630 social share preview images for Twitter, LinkedIn, and Facebook.
Create search-engine compliant robots.txt rules for Googlebot, Bingbot, and AI crawlers.
Generate XML sitemaps to help search engines crawl and index your web pages.
Generate cryptographically secure, random passwords with custom rules.
Batch generate RFC-4122 version-4 universally unique identifiers.
Create clean, professional PDF invoices with automatic tax and total calculation.