RegSeeker includes a powerful registry search and cleaner tool. Take full control of your startup entries, services, drivers, histories, junk files (protect your privacy), installed applications, browsers extensions, and more! RegSeeker includes a powerful registry cleaner and can display various informations like your startup entries, several histories (even index.dat files), installed applications. With RegSeeker you can search for any item inside your registry, export/delete the results, open them in the registry. RegSeeker also includes a tweaks panel to optimize your OS. RegSeeker also includes a file tool to search for duplicate files and bad shortcuts.
Note: The standard setup includes the optional installation of Delta toolbar. If you installed it by accident, this is how to get rid of it [link].