GMail API for Java Gmail的空氣污染指數為Java
GMailer API for Java (g4j) is set of API that allows Java programmer to communicate to GMail. gmailer空氣污染指數為Java （ g4j ）是一套空氣污染指數，讓Java的程序員溝通，到Gmail 。
With G4J programmers can made Java based application that based on huge storage of GMail.與g4j程序員可以作出基於Java的應用，基於龐大的存儲的Gmail 。

SysTray for Java Systray ]為Java
SysTray for Java is an API written to enable Java applications access the system tray. Systray ]為Java是一個API的書面，使Java應用程序訪問系統托盤。 Originally it was running on Windows only.原來這是運行於Windows只。 In the meantime it is also available for KDE3.在此期間，這套系統也可供kde3 。
It supports the creation of submenus, multiple independent menus, checkable menus, UNICODE and the modification of everything during runtime.它支持設立子，多個獨立的菜單， checkable菜單， Unicode和改造一切在運行時。

JGoodies jgoodies - Java User Interface Design -J ava的用戶界面設計
JGoodies focuses on Java look, UI design and usability. jgoodies側重於Java的外觀，用戶界面設計和可用性。 We provide articles, libraries, example applications, desktop patterns and a Swing application architecture.我們所提供的文章，圖書館，例如應用，桌面模式和搖擺應用架構。