RecentX!

Listary is an excellent enhancement utility for list controls used everywhere: Windows Explorer, Task Manager, Registry Editor, and innumerable third-party applications.It searches folders, files or anything else as-you-type. Autocomplete, masks, hotkeys, regular expressions (pro version only) are good time-saving features.

TagSpaces is an open source personal data manager.It helps you organize and browse your files on every platform.

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.

Agent Ransack is a tool for finding files and information on your hard drive fast and efficiently. When searching the contents of files Agent Ransack also displays the text found. Users can then quickly browse the results without having to separately open each file!

FARR also lets you quickly run web searches, send email, manipulate files, control on-screen windows, and much more. Build and share custom commands or install plugins to add tons of new features, like live search features for your clipboard history and your internet bookmarks; a popup a calculator with history tape and persistant variables; and many more..

Keypirinha is a fast launcher for keyboard ninjas on Windows.

All in one Windows automation software. Fully configurable start menu, shortcuts, text expander, auto complete and mouse gestures. User-defined commands to run files, open webpages, send macros or automate anything. Incredibly powerful but yet simple to use.

Flamory remembers things, so you don't have to. Make snapshots of web pages, files and desktop apps. You can find snapshots later using full-text search and thumbnails. Paste them anywhere as links or screenshots.

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 use of these databases provides very fast searching speed. The software includes a dialog based application as well as console programs which can be used to both update and access databases.