I just got Leopard and see that all of the following are included:
Perl (perl, v5.8.8)
Python (Python 2.5.1)
Ruby (ruby 1.8.6)
PHP (PHP 5.2.4)
gcc (GCC 4.0.1)
Java (java version "1.5.0_13")
(gcc as part of the optional Developer Tools install)
Are there any others included?
Just wondering,
Frank