Notepad++ 6.5.5

This is a free source code editor that supports multiple languages. Notepad++ uses far less CPU power than most other source code editing programs, meaning it won't big down your computer and can be used to save power, if necessary.

http://notepad-plus-plus.org/

SmartPower 1.5.6

Set special rules for how your system uses power with SmartPower for Windows. This program allows you to schedule hibernation, sleep, and shutdown, allowing you to save energy and money. This program is ideal for people looking to reduce their electricity bill.

http://getsmartpower.co.uk/