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Discover tools from different categories to expand your toolkit beyond Sysops.

Analyze URLs to extract information about redirects, security headers, server details and more. Free URL analysis tool.

Convert an IP address range to one or more CIDR notations that cover the entire range with our free range to CIDR calculator.

Convert between frequency units including hertz, kilohertz, megahertz, gigahertz, and RPM. Essential for electronics, radio, and sound engineering.

Easily encode and decode text and files to Base64 format. Simple and fast online Base64 conversion tool.