IPv4 Subnet Calculator

IPv4 Subnet Calculator provides precise calculations for networking parameters. Accurately determine subnet mask, broadcast address, range, IP quantity and more. Perfect for network professionals, system administrators, and anyone needing network calculations.

Base64 File Converter is a handy and useful online tool that allows you to convert any file to a Base64 encoded string, or decode a Base64 encoded string to a file.

Base64 File Converter

Base64 File Converter is a handy and useful online tool that allows you to convert any file to a Base64 encoded string, or decode a Base64 encoded string to a file.
Discover the strength of your password with this client side only password strength analyser and crack time estimation tool.

Password Strength Analyser

Discover the strength of your password with this client side only password strength analyser and crack time estimation tool.
Generate random port numbers outside of the range of

Random Port Generator

Generate random port numbers outside of the range of "known" ports (0-1023).
Mime Types Query Tool is an online tool that allows you to find out the MIME type of a file based on its extension. MIME types are standardized labels that indicate the nature and format of a document, file, or assortment of bytes. They are used by browsers and servers to determine how to handle different kinds of data.

Mime Types

Mime Types Query Tool is an online tool that allows you to find out the MIME type of a file based on its extension. MIME types are standardized labels that indicate the nature and format of a document, file, or assortment of bytes. They are used by browsers and servers to determine how to handle different kinds of data.