FileExtensions

查詢副檔名 (Data formats and file extensions)

網址

各種檔案格式(副檔名)縮寫的全名意義（或多種可能）

One-time search the following web sites: File Formats search ( ex: .emf) powered by Customized Search Engine

1. FILExt - The File Extension Source
2. FileInfo.net - The File Extensions Resource
3. UK Technical Support: File Types List
4. The Programmer's File Format Collection
5. Webopedia: Data Formats and Their File Extensions
6. Microsoft Windows File Associations http://shell.windows.com/fileassoc/0409/xml/redir.asp?EXT=foo

軟體

FileDrag (Freeware) 能查詢3000多種副檔名，以及該用什麼程式來開啟檔案。