Wolfram Language / Mathematica File Name Extension

By Xah Lee. Date: . Last updated: .
.wls
WolframScript file name extension.
.wl
Generic WolframLang file name extension. Also for WolframLang packages (and Mathematica packages)
WolframLang package dev 2024-02-12
WolframLang package dev 2024-02-12 [2024-02-12 CreateAPackageFile]

[see also Difference Between WolframLang, Mathematica, WolframEngine, WolframScript]

.m
Old convention of file name extension for WolframLang/Mathematica package files. (used from 1990s to about 2013.)
.nb
WolframLang (Mathematica) Notebook file name extension.

WolframLang: Shell Tasks