Registry Workshop - Registry Workshop is an advanced registry editor.
Registrar Registry Manager - Advanced Registry Manager for Windows
RegCool - RegCool is an advanced registry editor.
RegEditX - RegEditX makes your registry editing more productive than ever.
RegScanner - Free utility that allows you to scan/search the Registry, find the desired Registry values that match to the specified search criteria, and display them in one list.
Small Registry Editor - Small Registry Editor for Windows provides you the ability to make changes to the registry.