Nial

Nial
Developer	John Gibbons, Mike Jenkins
Released	1981
Latest release	7.0 / January 2017
Array model	nested
Index origin	0
Function styles	dfn-style
Numeric types	ints, bools, reals
Unicode support	no
File extensions	.ndf, .nlg
Implementation languages	C
Source code	GitHub
Platforms	Packaged for x86 & arm32, should build most anywhere
Operating systems	Linux, Darwin/OSX, Raspbian, Windows
License	GNU GPLv3
Website	www.nial-array-language.org
Download	QNial7/Binaries
Documentation	Documentation
Run online	Try it online!(may be outdated)
Influenced by	Dyalog APL

Nial is an APL-family language being actively maintained and developed by John Gibbons and Mike Jenkins. It uses the nested array model and closely follows APL-derived languages semantically, where it differs from tradition is with it's use of atlas, left to right evaluation, and usage of words for builtins and primitive functions.