Thriftyapp

Input information about your home and Wattbot will offer various recommendations to save you money.  Some are DIY and others involve making purchases.

Using Roof Ray’s tools you can determine whether it’s a good financial investment to convert to a solar roof.

Beautiful site and great concept: use Earth Aid to monitor and reduce your energy costs and get paid to do it.

Energy Choices shows rates from energy supplies in the UK.

This is a product.  Purchase a sensor, analyze your energy use live, and make adjustments to save money.

Fuelstart.com comparison shops for the best heating prices.  It didn’t find the lowest price for me, but even so, there are nifty alert and reminder tools on this site.  Also, it shows average energy prices so you can get a handle on where prices are heading.

Lowe’s home audit tool for DIY projects that will save you money.

Home Energy Saver is the first web-based DIY home energy audit tool.

Citizenre installs and maintains solar systems for a rental fee that matches your present energy costs.  The rental fee is locked for the duration of contract.  In conjunction with net metering, this can save you money on energy bills.  Citizenre is taking pre orders.

Use Google PowerMeter to how much energy your home, its appliances, and other devices are using.