Free Internet Tool To Help You Scan All Messages In You Outlook...

View/Extract/Save Outlook Attachments 

OutlookAttachView 2.46

OutlookAttachView is a quick and efficient application it scans all messages stored in your Outlook, and displays a list of all attached files that it finds.You can easily select one or more attachments and save all of them into the desired folder, as well as you can delete unwanted large attachments that take too much disk space in your mailbox. 

How To See Hard Disk Drive Activity In Real Time...

Free HDD LED 1.42

Free HDD LED is an open source and it lets you see all activity  on your hard disk in real time in the system tray area. It monitors all physical hard disk drives connected to the PC (ide/sata/usb).

System Requires: 

• Microsoft .NET Framework 2.0.
• Windows XP/Vista/7/8 (32bits and 64bits)

The Best Way To Manage Your Password...

KeePass Password Safe 2.21

KeePass is a free/open-source password manager or safe which helps you to manage your passwords in a secure way. This  is one of the best password manager/keeper I have ever used with its Strong Encryption Algorithm, nice interface, easy to follow instruction.It makes password easy to remember and it can generate long strings of characters and numbers that nobody could guess.

An Open Source That Works Best For Editing A Plain Text...

AkelPad 4.8.1

Free Text Editor

This program is a free text editor and tools. It is designed to be small ,fast, portable,and customizable. You can custom the margin on each side, and change the colours. There's a plug-in for full-screen mode. I think it is the best notepad replacement!