Apps similar to J include Java, which is open source and free for personal use. Other options are C (programming language), Rust, C++ and Lua. Programming Languages like J are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, self-hosting and the web.
The Factor programming language combines powerful language features with a full-featured library. The implementation is fully compiled for performance, while still supporting interactive development. Factor applications are portable between all common platforms.
Quorum is a general purpose tool that we call an "evidence-based" programming language. It started as an interpreted language originally designed to be easier to hear through screen readers for blind or visually impaired users.
ooc was born out of the desire to write cross-platform applications with a concise, yet clear syntax, and to produce native binaries rather than relying on a downloadable runtime.
L2 is a programming language that attempts to turn as much of C's preprocessor directives, control structures, statements, literals, and functions requiring compiler assistance into things definable inside L2.
P is a programming language where the system is described as a collection of interacting state machines communicating with each other through events.
A community fork of a language named after a plant fungus. All of the memory-safe features you love, now with 100% less bureaucracy.
