The user manual for the latest release is at https://picocli.info . For the busy and impatient: there is also a Quick Guide .
Picocli aims to be the easiest way to create rich command line applications that can run on and off the JVM. Considering picocli? Check what happy users say about picocli.
Picocli is a one-file framework for creating Java command line applications with almost zero code. It supports a variety of command line syntax styles including POSIX, GNU, MS-DOS and more. It generates highly customizable usage help messages that use ANSI colors and styles to contrast important elements and reduce the cognitive load on the user.
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