UNIXcompliant
Unixcompliant is an informal designation used in software development to indicate that a program, library, or tool adheres to Unix-like conventions and is designed to operate well on Unix and Unix-like systems. It is not a formal standard or certification, and there is no official governing body that issues Unixcompliant status.
The designation suggests compatibility with POSIX interfaces and with the traditional Unix toolkit, including small, modular
Typical indicators include adherence to POSIX function interfaces in portable libraries, use of standard input/output streams
Limitations: because the label is informal, there is no uniform test suite or certification. Some Unixcompliant
Relation to the Unix philosophy: Unixcompliant design aligns with the idea of building simple, interoperable tools
See also: POSIX, Unix philosophy, portable software, Unix-like systems.