text: Hi there...although this iBook is a nice computer it will have several limitations.  Most of the software on the market available  today will not run optimally on this particular model as it is limited in hard disk size as well as memory capacity.  \n\nJaguar is the Mac operating system version 10.2 \nApple names each version:\n10.1 Puma\n10.2 Jaguar\n10.3 Panther\n10.4 Tiger (current version used now)\n10.5 Leopard (not yet released)