Convert Roman numerals to numbers and convert numbers to Roman numerals.

Roman Numerals Converter

Convert Roman numerals to numbers and convert numbers to Roman numerals.
RSA Key Pair Generator is an online tool that can help you generate new random RSA private and public key pem certificates.

RSA Key Pair Generator

RSA Key Pair Generator is an online tool that can help you generate new random RSA private and public key pem certificates.
Parse an URL string to get all the different parts (protocol, origin, params, port, username-password, ...)

URL Parser

Parse an URL string to get all the different parts (protocol, origin, params, port, username-password, ...)
URL Encode & Decode is a free online tool that can convert a URL into a more readable or compact form, or vice versa.

URL Encode & Decode

URL Encode & Decode is a free online tool that can convert a URL into a more readable or compact form, or vice versa.
Detect and parse Browser, Engine, OS, CPU, and Device type/model from your browser or entered user-agent string.

User-Agent Parser

Detect and parse Browser, Engine, OS, CPU, and Device type/model from your browser or entered user-agent string.
NATO Alphabet Converter could transform text or English alphabet into NATO phonetic alphabet for oral transmission.

NATO Alphabet Converter

NATO Alphabet Converter could transform text or English alphabet into NATO phonetic alphabet for oral transmission.
EParse and decode your JSON Web Token (JWT) and display its content.

JWT Token Parser

EParse and decode your JSON Web Token (JWT) and display its content.
Generate random string with the chars you want, uppercase or lowercase letters, numbers and/or symbols.

Token Generator

Generate random string with the chars you want, uppercase or lowercase letters, numbers and/or symbols.
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.
ETA (Estimated Time of Arrival) Calculator to know the approximate end time of a task, for example the moment of ending of a download.

ETA Calculator

ETA (Estimated Time of Arrival) Calculator to know the approximate end time of a task, for example the moment of ending of a download.
Evaluate math expression, like a calculator on steroid (you can use function like sqrt, cos, sin, abs, ...).

Math Expression Evaluator

Evaluate math expression, like a calculator on steroid (you can use function like sqrt, cos, sin, abs, ...).
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).