HoudahSpot - Add-in for Finder, significantly expanding its ability to work with files. Thanks HoudahSpot, frequently used files are always at hand. The program allows you to make detailed inquiries, to find exactly the one that the user needs. Create a query can be saved to always have fast access to files. HoudahSpot is powered by Spotlight.
Features:
more functionality compared to Tiger Spotlight;
the ability to perform complex queries;
Flexible viewing results;
search begins after the user has finished typing the query;
the use of different templates;
access to saved searches using hotkeys.

What's new in Version 4.1:
Added French localization. Disponible en version française.
HoudahSpot searches can now be exported as Finder Smart Folders
You can now temporarily disable individual search criteria. This is particularly useful in combination with templates: have different criteria preconfigured, enable as needed
You can now search for the asterisk character by entering *. Without the backslash, the asterisk is used as wildcard to match any number of characters.
Text preview now has arrow buttons to navigate between highlighted matches
Grid view now shows full names and additional information on hover
"Copy as Tab Delimited" now includes column headers
Added more options when searching by file extension or kind
Added a sample template that searches for HD video files.