Freeware file and disk search engine. Very powerful, many features.

Harddisk Search & Stats is a very powerful Search Engine for your harddisk which is free for commercial and non-commercial use. It enables you to conveniently search large numbers of text/ascii-based files simultaneously (such as: .txt, .html, .ini, .php, .mbx, .pas, .bas, .c, .cpp files). Harddisk Search & Stats is ideal for those who are handling text files, such as programmers, web developers, computer professionals, system managers and other demanding users. An advantage of Harddisk Search & Stats is that - unlike most other search engines - it does perform any time-consuming indexing of your harddisk. It can directly search text-based files in all levels of a folder (recursive), or just one level, or your entire harddisk. Harddisk Search & Stats Search can search inside files, and search for files (using the file name) or combine both methods. When searching inside files, you can specify as many search terms you want, and there is no limit to the number of file types you can add for searching. For each search-term entered, the program will display an additional column in the search results. More features: search files according to file type, search files according to filename, search using wildcards, search files according to file date, search files according to file size, sort and reverse-sort the search-result list according to: file location, file name, file type, file size, file date, occurrence of each search term; import file types from a folder, view/search individual files with the internal or an external viewer, zero-installation, easy uninstallation, Harddisk Search and Stats does not write anything into the registry, and it runs directly from CD-Rom, floppy or USB disk.