I'm sorry. I can't find the API yet. But thank you all the same. I download the jbpm-5.1.0.Final-installer-full.zip , and extract it. I find everywhere, but I exactly can't find the API. Thanks. ------------------ Original ------------------ From: "Marco Rietveld"; Date: 2011年11月14日(星期一) 晚上8:01 To: "KevinZhang"<87863823(a)qq.com>; Cc: "jbpm-users"; Subject: Re: [jbpm-users] How can I download the jbpm API? Kevin, See this webpage: http://sourceforge.net/projects/jbpm/files/ 11/11/2011 10:02 AM, KevinZhang: I can view the jbpm API online. If I want to download it to my location, how can I do it? Can anyone help me? Thanks very much. This body part will be downloaded on demand. -- jBPM/Drools developer Utrecht, the Netherlands