Bash (Unix shell)

GNU replacement for the Bourne shell This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages) This article contains instructions or advice. Wikipedia is not a guidebook; please help rewrite such content to be encyclopedic or move it to Wikiversity, Wikibooks, or Wikivoyage. (August 2025) (Learn how and when to remove this message) This article needs more citations. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Bash" Unix shell – news · newspapers · books · scholar · JSTOR (August 2025) (Learn how and when to remove this message) This article may contain an excessive number of citations. Please help improve it by removing low-quality or irrelevant citations or redistribute them. (September 2025) (Learn how and when to remove this message) (Learn how and when to remove this message) BashOriginal authorBrian Fox DeveloperChet RameyRelease8 June 1989; 37 years ago (1989-06-08)Stable release5.3 / 3 July 2025; 14 months ago (3 July 2025) Written inCOperating systemLinuxUnix-likemacOSWindowsAndroidOracle S