"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...
A lightning fast and flexible keystroke launcher for Windows. No installation required (portable). Extensible with Python3 plugins.
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.
RecentX is an innovative launcher that gives you instant access to your files, folders, programs, websites & clipboard history. It automatically remembers your favorite & recent items so that you can launch them even faster.
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.
FileLocator Lite enables you to locate files on your pc. It performs a thorough and quick search for any file you want to find.
Instantly find documents, e-mails(full text), attachments, videos, pictures, music(metadata), and other types of files(file names). The size limit of the index of the free version is 75,000.