Hddb is another option for those seeking to have a lightweight search utility. Hddb stands for Hard disk database and similar to Locate32 in that it builds a database and uses it to present results. The program interface is similar to Everything however.
At first start a database is built and this takes seconds only. There is an option to rebuild the database any time and also to clean it as if to start over. Folders can be set to be ignored by Hddb by adding an empty file called _hddbignore in them. In Tools —> Options —> Database there