HEATKEYS

TechRepublic helps IT decision-makers identify technologies and strategies to empower workers and streamline business processes. The site delivers a unique blend of original content by IT professionals, peer-to-peer advice from the largest community ...

This site contains a searchable database of thousands of file extensions, with information about the most common Windows applications used to open them.

Find which Windows software can open a file with specified extension

'Should I Block It?' is a free service that analyzes all aspects of an active process service or module under the context of which they run and determines if a file should be blocked from running on a PC.

DLL (Dynamic Link Library) File Information Center: DLL (Dynamic Link Library) File Information Center

Boost helps you gain back control of your PC by improving performance and stability.

Windows Sysinternals support and chat forums

Dotwhat.net is a file extension resource website containing detailed information on a huge number of file extensions, such as the software used to create and open files.

Windows 7 Forums the biggest Windows 7 help and support forum, friendly help and many Windows 7 tutorials that will help you get the most out of Microsofts new Windows 7 Operating System.

A free web based community and discussion forum for answering Computer Help, Security, and Technical questions asked by the Novice Computer User

Windows 8 Forums. Discussions, help and tutorials about Windows 8 Operating System.