FileSeek - FileSeek is an easy-to-use file search app that includes advanced functionality for power users!
DocFetcher - DocFetcher is a portable German/English open source desktop search application.
FlexiQuiz - FlexiQuiz is a powerful online test generator that enables you to create engaging online quizzes, tests, or exams in minutes. Choose from 100's of features to create a customized quiz that meets your objectives for business, education, or fun.
SearchMyFiles - Alternative to the standard Search For Files And Folders module of Windows. Duplicates search is also supported.
grepWin - grepWin is a simple search and replace tool which can use PCRE regular expressions to search for...
Recoll - Recoll is a desktop full-text search tool. Recoll finds keywords inside documents as well as file names.