1)   Registry Workshop 2.2.0
Registry Workshop is an advanced registry editor. In addition to all the features that you can find in RegEdit and RegEdt32, Registry Workshop adds many powerful features that allow you to work faster and more efficiently with registry related tasks.

 2)   RegVac Registry Cleaner 5.01.03
RegVac - 6 cleaners, 3 editors, and 7 tools that get the registry sparkling clean, speed up your computer, avoid computer crashes, and repair Windows and applications. Stronger cleaning power than other registry cleaners. Forever Free updates.