BlueScreenView - Displays information about blue screen crashes occured on your system. (MiniDump Reader)
PrcView - AJAX development tools
WhatIsHang - Get information about hanging/freezing (stopped responding) Windows program.
Doctor Dump - Doctor Dump is a free crash reporting and memory dump analyzing service.
Anticrash - Anticrash is one the lightweight software that scans your computer for identifying the different errors which result in crashing your computer.
WinCrashReport - Displays a report about crashed Windows application