Eclipse官網

Eclipse 是一個開放源代碼的、基于Java的可擴展開發平臺。就其本身而言，它只是一個框架和一組服務，用于通過插件組件構建開發環境。Eclipse is probably best known as a Java IDE, but it is more: it is an IDE framework, a tools framework, an open source project, a community, an eco-system, and a foundation.