"Everything" is an administrative tool that locates files and folders by filename instantly for Windows. Unlike Windows search "Everything" initially displays every file and folder on local or removable NTFS volumes on your computer (hence the name...
DocFetcher is a portable German/English open source desktop search application. It allows you search the contents of documents on your computer. - You can think of it as Google for your local document repository.
AnyTXT Searcher is a powerful local data full-text search engine, just like a local disk Google search engine. It is your ideal desktop search tool.
Locate32 is software which can be used to find files from your harddrives and other locations. It works like updatedb and locate commands in Unix based systems. In other words, it uses databases to store information about directory structures and uses these databases in searches.
The project seems to be no longer developed. Last version, 126.96.36.19920a, released in May 2015, can be still downloaded from SourceForge.
Think Mac OS Xs Spotlight could use some help? Download EasyFind, an alternative to (or supplement of) Spotlight and find files, folders, or contents in any file without indexing. EasyFind is especially useful for those tired of slow or impossible indexing, outdated or corrupted...This app doesn't have any features at the moment.
FileSeek is an easy-to-use file search app that includes advanced functionality for power users! Search through files using simple queries or regular expressions. You can even sync your search settings between computers.