ZiskoCalc

From nexuslabs:

Small Desktop-Toolkit that lets you convert values from many number-systems into others like hex, oct, bin, dec. Quick converting of full IP Addresses into different number Systems, CPU Benchmarking, get you System Up-Time and some other Statistics. Some often used Tables for ASCII and ANSI Codes are included, too. Easy Setup Module for configuring or decoding Cisco (tm) Systems Router Configuration Registers in both directions. The included Subnet Calculator Module does Subnet calculating for Class B and C Subnets and lets you generate Subnet- and Host-Lists, either as Tables on screen or export them as ASCII-Text file for further processing. Also included is a small game for relaxing - it�??�?´s a remake of the classical arcade game " pong " and can be played versus the computer or versus other players over (TCP/IP) network. ZiskoCalc is freeware and comes with no warranties. Is is availabe for Mac OS X, OS9 and Microsoft Windows Platforms.