A professional software-only USB protocol analyzer
AxScripter is an Active script debugger, including Vbscript and Javascript.
Free
Compact equivalent of Spy++ with visual interface, versatile & easy to use.
Tail4win - windows tail. It can monitor changes to file.
Bug management software for software developers.
Easily switch from one debugger to another
Toolkit for USB/PCI/ISA Hardware Programming and Debugging.