supports-color
Detect whether a terminal supports color
Detect whether a terminal supports color
Check if argv has a specific flag
Check if the character represented by a given Unicode code point is fullwidth
Detect the file type of a file, stream, or data
Check if something is a Node.js stream
Check if a file path is a binary file
Check if the process is running inside Windows Subsystem for Linux (Bash on Windows)
Detect whether or not an object is a Typed Array
Node.js 0.12 path.isAbsolute() ponyfill
Get details about the current Continuous Integration environment
Detect if the current environment is a CI server
Check if something is a promise
Check if the process is running inside a Docker container
Check if something is a generator function
Check if your package was installed globally
Check if a string is SVG
Detect Node.JS (as opposite to browser environment) (reliable)
Check if your code is running as an npm script
Detect the indentation of code
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment