J add-on for Apache Arrow, Parquet, CSV, & JSON

J scripts for calculating permutation groups

Learning J by writing an interpreter

Run Linux version of J programming language

Gaussian Mixtures in J

Sample Python application calling J functions. It's a simple PyGame application that uses J to perform most of the logic.

OCaml bindings for calling and running J scripts

Demo game using SDL 2.0 library and using J to handle the logic while C++ / SDL handles UI and events.

Collection of solutions for Advent of Code problems in J array programming language and accompanying book

Exploring mathematics with J.