CocoaDialog is an application that allows the use of common GUI controls such as file selectors, text input, progress bars, yes/no confirmations, and more from within a command-line application. It requires no knowledge of Cocoa, and is ideal for adding front-ends to shell, Perl, Ruby, or Python scripts.
Yafca (Yafca's Another Flash Card Application) is an application for creating and viewing flash cards in an arbitrarily complex hierarchy of decks. It has built-in pinyin Unicode conversion and convenient font resizing, which makes it ideal for learning Chinese or other Asian characters.
Migrates FileMaker to MySQL, Oracle, Access, SQL Server, FrontBase, FileMaker7.