PuraRa is a software, which will remove some files which the other cleaning softwares does not. It is a open source software written in C++.

the files removed by PuraRa are

1. Config.msi

2. Thumbs.db

3. Iconcache.db

4. .sqm-files

5. Desktop.ini

Read more here

Download application or Source code

I use CCleaner for removing temporary files and other crap files like internet history, recycle bin files etc etc. It is very good software. using Ccleaner and PuraRa together will be a good option.