Registry cleaning and fixing software

RegClean
License-freeware.

Publisher: Microsoft

Description
RegClean is a fairly small application that clears and repairs the Windows Registry safely and effectively. In completely automatic process RegClean analyzes Windows Registry keys stored in a common location in the Windows Registry. It finds keys that contain erroneous values, and after recording those entries in the Undo.Reg file, it removes them from the Windows Registry. You only need to confirm repair command after checking is finished.
For more info and free download go to developer site Microsoft
Free download also available from Cnet.com

RegCleaner
License-freeware

Publisher: Jouny Vuorio

Description
With RegCleaner you can easily get rid of those old and obsolete registry entries created by software that you have destroyed ages ago. You don't have to be any expert to use this program. Pushing, for example Do Them All- button from Tools-Registry cleanup menu you start: OLE Cleaner (cleans unused and invalid Object Linking and Embedding entries), Orphan File Reference Finder (cleans registry entries that point to a non-existing file), Automatic Registry Cleaner (Cleans what ever is possible to clean automatically). But that is not all-this program has a lot of other useful and flexible options. From here you can remove file types, remove entries of old software, uninstall and remove software from the Add/Remove list, remove unused DLL files, remove unused Shared DLLs (automatically detected), automatically backup feature.

For more info and free download go to developer site Jouny Vuorio

Free download also available from MajorGeeks.com