Check URLs and hostnames for HTTP headers. View all returned headers and identify missing security headers. Receive warnings for existing headers to improve website security.
by Daniel Linsenmeier★ 5.01 ratingsDeveloper Tools$1.99Data updated 2026-09-06
Create social media covers and profile art with customizable templates, fonts, stickers, borders, and filters. Upload free stock images. Edit designs with drag-and-drop tools. Export in various formats.
Check NFC device status and read various tag types including text, URL, vCard, Bluetooth, WiFi, email, and more. Execute actions on each record. Create NFC tags with templates for email, SMS, URL search, text, address, and vCard.
Allows users to organize text in a matrix of boxes for structured scripting. Users can create new boxes for separate threads, edit content, and review text in a visual layout. It supports formatting for speeches, presentations, and scripts.
Securely browse the internet using encryption and privacy features. Configure servers for SSH, Proxy, SSL Tunnel, DNS Tunnel, Shadowsocks, V2Ray/Xray, Hysteria, and WireGuard. Connect directly to custom servers for enhanced online protection.
Look up IP addresses and hostnames to find details like ISP, country, city, and time zone. Copy and share IP information. Track website owners' addresses. View geolocation on an integrated map.