Laffey Computer Imaging
rpl
Freeterminal window app, replaces text strings in multiple files
MacMac NetLogger
Paidlogs IP syslog messages (UDP port 514) to a text file
MacThe Exorcist
FreeStop the SevenDust virus from installing or spreading any further.
Mac
Whatmask
FreeSimplify Subnet Calculations and Mask Conversions with Whatmask
Windows