搜尋內含特定文字的檔案 – DocFetcher，支援DOC、PDF及OpenOffice的檔案內文搜尋，假設：要在一堆文件中搜尋哪些文件的內容含有「阿榮」兩個字，就可以利用這個軟體來達成。（阿榮）（下載）
DocFetcher Portable is an Open Source desktop search application: It allows you to search the contents of files on your computer. — You can think of it as Google for your local files. The application runs on Windows, Linux and Mac OS X.
下載連結→ [按此下載免安裝版]
免安裝版 [1.1.10] [1.1.9] [1.1.8] [1.1.7] [1.1.5]
Source: azofreeware.com