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POSIX defines system and user-level application programming interfaces (APIs), along with command line shells and utility interfaces, for software compatibility ...
POSIX.1-2017 defines a standard operating system interface and environment, including a command interpreter (or “shell”), and common utility programs.
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POSIX (Portable Operating System Interface) is a set of standard operating system interfaces based on the Unix operating system.
POSIX.1-2024 defines a standard operating system interface and environment, including a command interpreter (or "shell"), and common utility programs.
Nov 9, 2021 · POSIX stands for Portable Operating System Interface. It's a family of standards specified by IEEE for maintaining compatibility among operating systems.

POSIX

Operating system
The Portable Operating System Interface is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. Wikipedia
Year started: 1988; 36 years ago
Abbreviation: POSIX
Domain: Application programming interfaces
Latest version: IEEE Std 1003.1-2024; 2024; 0 years ago
Related standards: ISO/IEC 9945

Jun 14, 2024 · POSIX.1-2024 defines a standard operating system interface and environment, including a command interpreter (or “shell”), and common utility programs.
Jun 29, 2023 · POSIX is a standard specified by the IEEE developed in the 1980s for maintaining its compatibility among the operating systems.
The POSIX standard describes how system calls must behave. One particular section of the standard defines the semantics (behavior) of a POSIX compatible file ...