Wanted categories

Showing below up to 21 results in range #1 to #21.

1. Usability unknown (8 members)
2. Works-In-Progress (8 members)
3. Audio Output (4 members)
4. Deadfish derivatives (3 members)
5. Graphical Output (3 members)
6. Brainfuck derivatives (2 members)
7. Pages with math errors (2 members)
8. Pages with math render errors (2 members)
9. Unusable for programming (2 members)
10. 2005 (1 member)
11. Bounded-storage machine (1 member)
12. Graph-based (1 member)
13. Infinite stack (1 member)
14. Language (1 member)
15. Language() (1 member)
16. No-code esolang (1 member)
17. No set computational class (1 member)
18. Pages with syntax highlighting errors (1 member)
19. Turing-complete (1 member)
20. Usability not set (1 member)
21. Zero-dimensional languages (1 member)