Currently, yoob can interpret 21 languages: 1L_AOI, 1L_a, 2-ill, 2L, Ale, BackFlip, Befunge-93, Black, brainfuck, Circute, Etcha, Gemooy, LNUSP, noit o' mnain worb, PATH, Qdeql, Sceql, SMETANA, SNUSP, Wunnel, and Ypsilax. This exhibit shows yoob in action, and lets you play with all these esolangs online.
yoob is a framework for implementing esoteric programming languages
in Java. It aims to make it easy for a user to experiment with a large
number of esolangs with a minimal install burden (i.e. in a Java applet),
and to make it easy for designers to rapidly implement and showcase